HMMT February
841 problems here, rated 4.5 to 6.5 on our scale (AIME to National Olympiad). 1 of them ask for a proof. Years covered: 2020–2022.
| # | Topic | Diff | Type | Year | |
|---|---|---|---|---|---|
| 1 | Algebra | 4.5 | answer | — | open |
| 2 | Geometry | 4.5 | answer | — | open |
| 3 | Geometry | 4.5 | answer | — | open |
| 4 | Geometry | 4.5 | answer | — | open |
| 5 | Geometry | 4.5 | answer | — | open |
| 6 | Number theory | 4.5 | answer | — | open |
| 7 | Combinatorics | 4.5 | answer | — | open |
| 8 | Combinatorics | 4.5 | answer | — | open |
| 9 | Algebra | 4.5 | answer | — | open |
| 10 | Number theory | 4.5 | answer | — | open |
| 11 | Number theory | 4.5 | answer | — | open |
| 12 | Number theory | 4.5 | answer | — | open |
| 13 | Algebra | 4.5 | answer | — | open |
| 14 | Algebra | 4.5 | answer | — | open |
| 15 | Geometry | 4.6 | answer | — | open |
| 16 | Number theory | 4.6 | answer | — | open |
| 17 | Algebra | 4.6 | answer | — | open |
| 18 | Algebra | 4.6 | answer | — | open |
| 19 | Algebra | 4.6 | answer | — | open |
| 20 | Algebra | 4.6 | answer | — | open |
| 21 | Geometry | 4.6 | answer | — | open |
| 22 | Algebra | 4.6 | answer | — | open |
| 23 | Number theory | 4.6 | answer | — | open |
| 24 | Algebra | 4.6 | answer | — | open |
| 25 | Algebra | 4.6 | answer | — | open |
| 26 | Algebra | 4.6 | answer | — | open |
| 27 | Algebra | 4.6 | answer | — | open |
| 28 | Algebra | 4.6 | answer | — | open |
| 29 | Algebra | 4.6 | answer | — | open |
| 30 | Geometry | 4.6 | answer | — | open |
| 31 | Geometry | 4.6 | answer | — | open |
| 32 | Geometry | 4.6 | answer | — | open |
| 33 | Algebra | 4.6 | answer | — | open |
| 34 | Number theory | 4.6 | answer | — | open |
| 35 | Number theory | 4.6 | answer | — | open |
| 36 | Algebra | 4.6 | answer | — | open |
| 37 | Algebra | 4.6 | answer | — | open |
| 38 | Algebra | 4.6 | answer | — | open |
| 39 | Number theory | 4.6 | answer | — | open |
| 40 | Algebra | 4.6 | answer | — | open |
| 41 | Number theory | 4.6 | answer | — | open |
| 42 | Number theory | 4.6 | answer | — | open |
| 43 | Number theory | 4.7 | answer | — | open |
| 44 | Algebra | 4.7 | answer | — | open |
| 45 | Number theory | 4.7 | answer | — | open |
| 46 | Algebra | 4.7 | answer | — | open |
| 47 | Geometry | 4.7 | answer | — | open |
| 48 | Algebra | 4.7 | answer | — | open |
| 49 | Algebra | 4.7 | answer | — | open |
| 50 | Geometry | 4.7 | answer | — | open |
| 51 | Algebra | 4.7 | answer | — | open |
| 52 | Algebra | 4.7 | answer | — | open |
| 53 | Algebra | 4.7 | answer | — | open |
| 54 | Number theory | 4.7 | answer | — | open |
| 55 | Number theory | 4.7 | answer | — | open |
| 56 | Geometry | 4.7 | answer | — | open |
| 57 | Algebra | 4.7 | answer | — | open |
| 58 | Algebra | 4.7 | answer | — | open |
| 59 | Algebra | 4.7 | answer | — | open |
| 60 | Algebra | 4.7 | answer | — | open |
| 61 | Combinatorics | 4.7 | answer | — | open |
| 62 | Number theory | 4.7 | answer | — | open |
| 63 | Algebra | 4.7 | answer | — | open |
| 64 | Algebra | 4.7 | answer | — | open |
| 65 | Combinatorics | 4.7 | answer | — | open |
| 66 | Geometry | 4.7 | answer | — | open |
| 67 | Algebra | 4.7 | answer | — | open |
| 68 | Number theory | 4.7 | answer | — | open |
| 69 | Combinatorics | 4.7 | answer | — | open |
| 70 | Algebra | 4.7 | answer | — | open |
| 71 | Algebra | 4.7 | answer | — | open |
| 72 | Combinatorics | 4.7 | answer | — | open |
| 73 | Geometry | 4.7 | answer | — | open |
| 74 | Algebra | 4.7 | answer | — | open |
| 75 | Algebra | 4.7 | answer | — | open |
| 76 | Algebra | 4.7 | answer | — | open |
| 77 | Algebra | 4.7 | answer | — | open |
| 78 | Combinatorics | 4.8 | answer | 2020 | open |
| 79 | Algebra | 4.8 | answer | — | open |
| 80 | Geometry | 4.8 | answer | — | open |
| 81 | Number theory | 4.8 | answer | — | open |
| 82 | Algebra | 4.8 | answer | — | open |
| 83 | Geometry | 4.8 | answer | — | open |
| 84 | Geometry | 4.8 | answer | — | open |
| 85 | Geometry | 4.8 | answer | — | open |
| 86 | Algebra | 4.8 | answer | — | open |
| 87 | Number theory | 4.8 | answer | — | open |
| 88 | Geometry | 4.8 | answer | 2020 | open |
| 89 | Algebra | 4.8 | answer | — | open |
| 90 | Number theory | 4.8 | answer | — | open |
| 91 | Algebra | 4.8 | answer | — | open |
| 92 | Number theory | 4.8 | answer | — | open |
| 93 | Geometry | 4.8 | answer | — | open |
| 94 | Number theory | 4.8 | answer | — | open |
| 95 | Algebra | 4.8 | answer | — | open |
| 96 | Algebra | 4.8 | answer | — | open |
| 97 | Algebra | 4.8 | answer | — | open |
| 98 | Geometry | 4.8 | answer | — | open |
| 99 | Number theory | 4.8 | answer | — | open |
| 100 | Number theory | 4.8 | answer | — | open |
| 101 | Algebra | 4.8 | answer | — | open |
| 102 | Geometry | 4.8 | answer | — | open |
| 103 | Algebra | 4.8 | answer | — | open |
| 104 | Algebra | 4.8 | answer | — | open |
| 105 | Algebra | 4.8 | answer | — | open |
| 106 | Geometry | 4.8 | answer | — | open |
| 107 | Algebra | 4.8 | answer | — | open |
| 108 | Algebra | 4.8 | answer | — | open |
| 109 | Number theory | 4.8 | answer | — | open |
| 110 | Algebra | 4.8 | answer | — | open |
| 111 | Number theory | 4.8 | answer | — | open |
| 112 | Algebra | 4.8 | answer | — | open |
| 113 | Number theory | 4.8 | answer | — | open |
| 114 | Geometry | 4.8 | answer | — | open |
| 115 | Geometry | 4.8 | answer | — | open |
| 116 | Algebra | 4.8 | answer | — | open |
| 117 | Algebra | 4.8 | answer | — | open |
| 118 | Algebra | 4.8 | answer | — | open |
| 119 | Algebra | 4.8 | answer | — | open |
| 120 | Algebra | 4.8 | answer | — | open |
| 121 | Algebra | 4.8 | answer | — | open |
| 122 | Algebra | 4.8 | answer | — | open |
| 123 | Number theory | 4.8 | answer | — | open |
| 124 | Number theory | 4.8 | answer | — | open |
| 125 | Algebra | 4.8 | answer | — | open |
| 126 | Algebra | 4.8 | answer | — | open |
| 127 | Geometry | 4.8 | answer | — | open |
| 128 | Number theory | 4.8 | answer | — | open |
| 129 | Geometry | 4.9 | answer | — | open |
| 130 | Algebra | 4.9 | answer | — | open |
| 131 | Combinatorics | 4.9 | answer | — | open |
| 132 | Combinatorics | 4.9 | answer | — | open |
| 133 | Algebra | 4.9 | answer | — | open |
| 134 | Combinatorics | 4.9 | answer | — | open |
| 135 | Geometry | 4.9 | answer | — | open |
| 136 | Algebra | 4.9 | answer | — | open |
| 137 | Geometry | 4.9 | answer | — | open |
| 138 | Algebra | 4.9 | answer | — | open |
| 139 | Combinatorics | 4.9 | answer | — | open |
| 140 | Combinatorics | 4.9 | answer | — | open |
| 141 | Algebra | 4.9 | answer | — | open |
| 142 | Geometry | 4.9 | answer | — | open |
| 143 | Algebra | 4.9 | answer | — | open |
| 144 | Algebra | 4.9 | answer | — | open |
| 145 | Geometry | 4.9 | answer | — | open |
| 146 | Algebra | 4.9 | answer | — | open |
| 147 | Algebra | 4.9 | answer | — | open |
| 148 | Geometry | 4.9 | answer | — | open |
| 149 | Number theory | 4.9 | answer | — | open |
| 150 | Combinatorics | 4.9 | answer | — | open |
| 151 | Algebra | 4.9 | answer | — | open |
| 152 | Number theory | 4.9 | answer | — | open |
| 153 | Combinatorics | 4.9 | answer | — | open |
| 154 | Algebra | 4.9 | answer | — | open |
| 155 | Number theory | 4.9 | answer | — | open |
| 156 | Algebra | 4.9 | answer | — | open |
| 157 | Algebra | 4.9 | answer | — | open |
| 158 | Number theory | 4.9 | answer | — | open |
| 159 | Number theory | 4.9 | answer | — | open |
| 160 | Algebra | 4.9 | answer | — | open |
| 161 | Algebra | 4.9 | answer | — | open |
| 162 | Algebra | 4.9 | answer | — | open |
| 163 | Geometry | 4.9 | answer | — | open |
| 164 | Algebra | 4.9 | answer | — | open |
| 165 | Algebra | 4.9 | answer | — | open |
| 166 | Algebra | 4.9 | answer | — | open |
| 167 | Algebra | 4.9 | answer | — | open |
| 168 | Algebra | 4.9 | answer | — | open |
| 169 | Geometry | 4.9 | answer | — | open |
| 170 | Algebra | 4.9 | answer | — | open |
| 171 | Number theory | 4.9 | answer | — | open |
| 172 | Number theory | 4.9 | answer | — | open |
| 173 | Number theory | 4.9 | answer | — | open |
| 174 | Algebra | 4.9 | answer | — | open |
| 175 | Algebra | 4.9 | answer | — | open |
| 176 | Number theory | 4.9 | answer | — | open |
| 177 | Algebra | 4.9 | answer | — | open |
| 178 | Geometry | 4.9 | answer | — | open |
| 179 | Geometry | 4.9 | answer | — | open |
| 180 | Algebra | 4.9 | answer | — | open |
| 181 | Combinatorics | 4.9 | answer | — | open |
| 182 | Algebra | 4.9 | answer | — | open |
| 183 | Algebra | 4.9 | answer | — | open |
| 184 | Algebra | 4.9 | answer | — | open |
| 185 | Combinatorics | 4.9 | answer | — | open |
| 186 | Algebra | 4.9 | answer | — | open |
| 187 | Geometry | 4.9 | answer | — | open |
| 188 | Geometry | 4.9 | answer | — | open |
| 189 | Algebra | 4.9 | answer | — | open |
| 190 | Algebra | 4.9 | answer | — | open |
| 191 | Algebra | 4.9 | answer | — | open |
| 192 | Algebra | 4.9 | answer | — | open |
| 193 | Algebra | 4.9 | answer | — | open |
| 194 | Combinatorics | 4.9 | answer | — | open |
| 195 | Combinatorics | 4.9 | answer | — | open |
| 196 | Algebra | 4.9 | answer | — | open |
| 197 | Algebra | 4.9 | answer | — | open |
| 198 | Geometry | 4.9 | answer | — | open |
| 199 | Algebra | 4.9 | answer | — | open |
| 200 | Combinatorics | 4.9 | answer | — | open |
| 201 | Geometry | 4.9 | answer | — | open |
| 202 | Number theory | 5.0 | answer | — | open |
| 203 | Algebra | 5.0 | answer | — | open |
| 204 | Algebra | 5.0 | answer | — | open |
| 205 | Geometry | 5.0 | answer | — | open |
| 206 | Number theory | 5.0 | answer | — | open |
| 207 | Algebra | 5.0 | answer | — | open |
| 208 | Algebra | 5.0 | answer | — | open |
| 209 | Number theory | 5.0 | answer | — | open |
| 210 | Combinatorics | 5.0 | answer | — | open |
| 211 | Algebra | 5.0 | answer | — | open |
| 212 | Algebra | 5.0 | answer | — | open |
| 213 | Algebra | 5.0 | answer | — | open |
| 214 | Combinatorics | 5.0 | answer | — | open |
| 215 | Geometry | 5.0 | answer | — | open |
| 216 | Geometry | 5.0 | answer | — | open |
| 217 | Geometry | 5.0 | answer | — | open |
| 218 | Algebra | 5.0 | answer | — | open |
| 219 | Combinatorics | 5.0 | answer | — | open |
| 220 | Algebra | 5.0 | answer | — | open |
| 221 | Algebra | 5.0 | answer | — | open |
| 222 | Number theory | 5.0 | answer | — | open |
| 223 | Algebra | 5.0 | answer | — | open |
| 224 | Algebra | 5.0 | answer | — | open |
| 225 | Geometry | 5.0 | answer | — | open |
| 226 | Algebra | 5.0 | answer | — | open |
| 227 | Combinatorics | 5.0 | answer | — | open |
| 228 | Geometry | 5.0 | answer | — | open |
| 229 | Geometry | 5.0 | answer | — | open |
| 230 | Number theory | 5.0 | answer | — | open |
| 231 | Number theory | 5.0 | answer | — | open |
| 232 | Combinatorics | 5.0 | answer | — | open |
| 233 | Algebra | 5.0 | answer | — | open |
| 234 | Geometry | 5.0 | answer | — | open |
| 235 | Algebra | 5.0 | answer | — | open |
| 236 | Geometry | 5.0 | answer | — | open |
| 237 | Combinatorics | 5.0 | answer | — | open |
| 238 | Algebra | 5.0 | answer | — | open |
| 239 | Geometry | 5.0 | answer | — | open |
| 240 | Algebra | 5.0 | answer | — | open |
| 241 | Number theory | 5.0 | answer | — | open |
| 242 | Geometry | 5.0 | answer | — | open |
| 243 | Geometry | 5.0 | answer | — | open |
| 244 | Algebra | 5.0 | answer | — | open |
| 245 | Number theory | 5.0 | answer | — | open |
| 246 | Geometry | 5.0 | answer | — | open |
| 247 | Combinatorics | 5.0 | answer | — | open |
| 248 | Number theory | 5.0 | answer | — | open |
| 249 | Combinatorics | 5.0 | answer | — | open |
| 250 | Number theory | 5.0 | answer | — | open |
| 251 | Number theory | 5.0 | answer | — | open |
| 252 | Algebra | 5.0 | answer | — | open |
| 253 | Number theory | 5.0 | answer | — | open |
| 254 | Geometry | 5.0 | answer | — | open |
| 255 | Geometry | 5.0 | answer | — | open |
| 256 | Geometry | 5.0 | answer | — | open |
| 257 | Geometry | 5.0 | answer | — | open |
| 258 | Geometry | 5.0 | answer | — | open |
| 259 | Algebra | 5.0 | answer | — | open |
| 260 | Combinatorics | 5.0 | answer | — | open |
| 261 | Algebra | 5.0 | answer | — | open |
| 262 | Combinatorics | 5.0 | answer | — | open |
| 263 | Algebra | 5.0 | answer | — | open |
| 264 | Algebra | 5.0 | answer | — | open |
| 265 | Combinatorics | 5.0 | answer | 2022 | open |
| 266 | Algebra | 5.0 | answer | — | open |
| 267 | Geometry | 5.0 | answer | — | open |
| 268 | Algebra | 5.0 | answer | — | open |
| 269 | Geometry | 5.0 | answer | — | open |
| 270 | Number theory | 5.0 | answer | — | open |
| 271 | Algebra | 5.0 | answer | — | open |
| 272 | Combinatorics | 5.0 | answer | — | open |
| 273 | Geometry | 5.0 | answer | — | open |
| 274 | Geometry | 5.0 | answer | — | open |
| 275 | Algebra | 5.0 | answer | — | open |
| 276 | Combinatorics | 5.0 | answer | — | open |
| 277 | Geometry | 5.0 | answer | — | open |
| 278 | Number theory | 5.0 | answer | — | open |
| 279 | Algebra | 5.0 | answer | — | open |
| 280 | Combinatorics | 5.0 | answer | — | open |
| 281 | Geometry | 5.0 | answer | — | open |
| 282 | Geometry | 5.0 | answer | — | open |
| 283 | Algebra | 5.0 | answer | — | open |
| 284 | Algebra | 5.0 | answer | — | open |
| 285 | Algebra | 5.0 | answer | — | open |
| 286 | Geometry | 5.0 | answer | — | open |
| 287 | Geometry | 5.0 | answer | — | open |
| 288 | Algebra | 5.0 | answer | — | open |
| 289 | Geometry | 5.0 | answer | — | open |
| 290 | Algebra | 5.0 | answer | — | open |
| 291 | Geometry | 5.0 | answer | — | open |
| 292 | Combinatorics | 5.0 | answer | — | open |
| 293 | Combinatorics | 5.0 | answer | — | open |
| 294 | Geometry | 5.0 | answer | — | open |
| 295 | Number theory | 5.0 | answer | — | open |
| 296 | Geometry | 5.0 | answer | — | open |
| 297 | Geometry | 5.0 | answer | — | open |
| 298 | Algebra | 5.0 | answer | — | open |
| 299 | Algebra | 5.0 | answer | — | open |
| 300 | Algebra | 5.0 | answer | — | open |
| 301 | Algebra | 5.0 | answer | — | open |
| 302 | Algebra | 5.1 | answer | — | open |
| 303 | Algebra | 5.1 | answer | — | open |
| 304 | Geometry | 5.1 | answer | — | open |
| 305 | Combinatorics | 5.1 | answer | — | open |
| 306 | Algebra | 5.1 | answer | — | open |
| 307 | Algebra | 5.1 | answer | — | open |
| 308 | Number theory | 5.1 | answer | — | open |
| 309 | Algebra | 5.1 | answer | — | open |
| 310 | Number theory | 5.1 | answer | — | open |
| 311 | Combinatorics | 5.1 | answer | — | open |
| 312 | Number theory | 5.1 | answer | — | open |
| 313 | Combinatorics | 5.1 | answer | — | open |
| 314 | Algebra | 5.1 | answer | — | open |
| 315 | Geometry | 5.1 | answer | — | open |
| 316 | Combinatorics | 5.1 | answer | — | open |
| 317 | Algebra | 5.1 | answer | — | open |
| 318 | Geometry | 5.1 | answer | — | open |
| 319 | Algebra | 5.1 | answer | — | open |
| 320 | Geometry | 5.1 | answer | — | open |
| 321 | Number theory | 5.1 | answer | — | open |
| 322 | Algebra | 5.1 | answer | — | open |
| 323 | Algebra | 5.1 | answer | — | open |
| 324 | Combinatorics | 5.1 | answer | — | open |
| 325 | Number theory | 5.1 | answer | — | open |
| 326 | Geometry | 5.1 | answer | — | open |
| 327 | Algebra | 5.1 | answer | — | open |
| 328 | Geometry | 5.1 | answer | — | open |
| 329 | Geometry | 5.1 | answer | — | open |
| 330 | Algebra | 5.1 | answer | — | open |
| 331 | Geometry | 5.1 | answer | — | open |
| 332 | Geometry | 5.1 | answer | — | open |
| 333 | Combinatorics | 5.1 | answer | — | open |
| 334 | Algebra | 5.1 | answer | — | open |
| 335 | Algebra | 5.1 | answer | — | open |
| 336 | Geometry | 5.1 | answer | — | open |
| 337 | Number theory | 5.1 | answer | — | open |
| 338 | Algebra | 5.1 | answer | — | open |
| 339 | Combinatorics | 5.1 | answer | — | open |
| 340 | Algebra | 5.1 | answer | — | open |
| 341 | Combinatorics | 5.1 | answer | — | open |
| 342 | Combinatorics | 5.1 | answer | — | open |
| 343 | Algebra | 5.1 | answer | — | open |
| 344 | Algebra | 5.1 | answer | — | open |
| 345 | Combinatorics | 5.1 | answer | — | open |
| 346 | Algebra | 5.1 | answer | — | open |
| 347 | Algebra | 5.1 | answer | — | open |
| 348 | Algebra | 5.1 | answer | — | open |
| 349 | Algebra | 5.1 | answer | — | open |
| 350 | Algebra | 5.1 | answer | — | open |
| 351 | Combinatorics | 5.1 | answer | — | open |
| 352 | Geometry | 5.1 | answer | — | open |
| 353 | Geometry | 5.1 | answer | — | open |
| 354 | Algebra | 5.1 | answer | — | open |
| 355 | Geometry | 5.1 | answer | — | open |
| 356 | Algebra | 5.1 | answer | — | open |
| 357 | Algebra | 5.1 | answer | — | open |
| 358 | Geometry | 5.1 | answer | — | open |
| 359 | Algebra | 5.1 | answer | — | open |
| 360 | Combinatorics | 5.1 | answer | — | open |
| 361 | Number theory | 5.1 | answer | — | open |
| 362 | Geometry | 5.1 | answer | — | open |
| 363 | Algebra | 5.1 | answer | — | open |
| 364 | Geometry | 5.1 | answer | — | open |
| 365 | Geometry | 5.1 | answer | — | open |
| 366 | Number theory | 5.1 | answer | — | open |
| 367 | Algebra | 5.1 | answer | — | open |
| 368 | Algebra | 5.1 | answer | — | open |
| 369 | Algebra | 5.1 | answer | — | open |
| 370 | Geometry | 5.1 | answer | — | open |
| 371 | Geometry | 5.1 | answer | — | open |
| 372 | Algebra | 5.1 | answer | — | open |
| 373 | Algebra | 5.1 | answer | — | open |
| 374 | Geometry | 5.1 | answer | — | open |
| 375 | Algebra | 5.1 | answer | — | open |
| 376 | Number theory | 5.1 | answer | — | open |
| 377 | Algebra | 5.1 | answer | — | open |
| 378 | Algebra | 5.1 | answer | — | open |
| 379 | Algebra | 5.1 | answer | — | open |
| 380 | Geometry | 5.1 | answer | — | open |
| 381 | Geometry | 5.1 | answer | — | open |
| 382 | Geometry | 5.1 | answer | — | open |
| 383 | Algebra | 5.1 | answer | — | open |
| 384 | Geometry | 5.1 | answer | — | open |
| 385 | Number theory | 5.1 | answer | — | open |
| 386 | Algebra | 5.1 | answer | — | open |
| 387 | Algebra | 5.1 | answer | — | open |
| 388 | Number theory | 5.1 | answer | — | open |
| 389 | Algebra | 5.1 | answer | — | open |
| 390 | Algebra | 5.1 | answer | — | open |
| 391 | Geometry | 5.1 | answer | — | open |
| 392 | Algebra | 5.1 | answer | — | open |
| 393 | Algebra | 5.1 | answer | — | open |
| 394 | Algebra | 5.1 | answer | — | open |
| 395 | Number theory | 5.1 | answer | — | open |
| 396 | Algebra | 5.1 | answer | — | open |
| 397 | Geometry | 5.1 | answer | — | open |
| 398 | Number theory | 5.1 | answer | — | open |
| 399 | Number theory | 5.1 | answer | — | open |
| 400 | Algebra | 5.1 | answer | — | open |
| 401 | Algebra | 5.1 | answer | — | open |
| 402 | Algebra | 5.1 | answer | — | open |
| 403 | Algebra | 5.1 | answer | — | open |
| 404 | Algebra | 5.1 | answer | — | open |
| 405 | Algebra | 5.1 | answer | — | open |
| 406 | Geometry | 5.1 | answer | — | open |
| 407 | Geometry | 5.1 | answer | — | open |
| 408 | Geometry | 5.1 | answer | — | open |
| 409 | Geometry | 5.1 | answer | — | open |
| 410 | Algebra | 5.1 | answer | — | open |
| 411 | Algebra | 5.1 | answer | — | open |
| 412 | Geometry | 5.1 | answer | — | open |
| 413 | Algebra | 5.1 | answer | — | open |
| 414 | Geometry | 5.2 | answer | — | open |
| 415 | Algebra | 5.2 | answer | — | open |
| 416 | Number theory | 5.2 | answer | — | open |
| 417 | Algebra | 5.2 | answer | — | open |
| 418 | Algebra | 5.2 | answer | — | open |
| 419 | Algebra | 5.2 | answer | — | open |
| 420 | Geometry | 5.2 | answer | — | open |
| 421 | Algebra | 5.2 | answer | — | open |
| 422 | Number theory | 5.2 | answer | — | open |
| 423 | Algebra | 5.2 | answer | — | open |
| 424 | Number theory | 5.2 | answer | — | open |
| 425 | Algebra | 5.2 | answer | — | open |
| 426 | Algebra | 5.2 | answer | — | open |
| 427 | Geometry | 5.2 | answer | — | open |
| 428 | Geometry | 5.2 | answer | — | open |
| 429 | Geometry | 5.2 | answer | — | open |
| 430 | Combinatorics | 5.2 | answer | — | open |
| 431 | Number theory | 5.2 | answer | — | open |
| 432 | Algebra | 5.2 | answer | — | open |
| 433 | Geometry | 5.2 | answer | — | open |
| 434 | Geometry | 5.2 | answer | — | open |
| 435 | Combinatorics | 5.2 | answer | — | open |
| 436 | Geometry | 5.2 | answer | — | open |
| 437 | Combinatorics | 5.2 | answer | — | open |
| 438 | Algebra | 5.2 | answer | — | open |
| 439 | Geometry | 5.2 | answer | — | open |
| 440 | Geometry | 5.2 | answer | — | open |
| 441 | Geometry | 5.2 | answer | — | open |
| 442 | Geometry | 5.2 | answer | — | open |
| 443 | Combinatorics | 5.2 | answer | — | open |
| 444 | Geometry | 5.2 | answer | — | open |
| 445 | Number theory | 5.2 | answer | — | open |
| 446 | Geometry | 5.2 | answer | — | open |
| 447 | Algebra | 5.2 | answer | — | open |
| 448 | Combinatorics | 5.2 | answer | — | open |
| 449 | Number theory | 5.2 | answer | — | open |
| 450 | Number theory | 5.2 | answer | — | open |
| 451 | Algebra | 5.2 | answer | — | open |
| 452 | Geometry | 5.2 | answer | — | open |
| 453 | Number theory | 5.2 | answer | — | open |
| 454 | Algebra | 5.2 | answer | — | open |
| 455 | Algebra | 5.2 | answer | — | open |
| 456 | Algebra | 5.2 | answer | — | open |
| 457 | Number theory | 5.2 | answer | — | open |
| 458 | Number theory | 5.2 | answer | — | open |
| 459 | Combinatorics | 5.2 | answer | — | open |
| 460 | Number theory | 5.2 | answer | — | open |
| 461 | Number theory | 5.2 | answer | — | open |
| 462 | Algebra | 5.2 | answer | — | open |
| 463 | Geometry | 5.2 | answer | — | open |
| 464 | Geometry | 5.2 | answer | — | open |
| 465 | Geometry | 5.2 | answer | — | open |
| 466 | Algebra | 5.2 | answer | — | open |
| 467 | Combinatorics | 5.2 | answer | — | open |
| 468 | Number theory | 5.2 | answer | — | open |
| 469 | Algebra | 5.2 | answer | — | open |
| 470 | Geometry | 5.2 | answer | — | open |
| 471 | Geometry | 5.2 | answer | — | open |
| 472 | Number theory | 5.2 | answer | — | open |
| 473 | Combinatorics | 5.2 | answer | — | open |
| 474 | Geometry | 5.2 | answer | — | open |
| 475 | Geometry | 5.2 | answer | — | open |
| 476 | Geometry | 5.2 | answer | — | open |
| 477 | Geometry | 5.2 | answer | — | open |
| 478 | Combinatorics | 5.2 | answer | — | open |
| 479 | Geometry | 5.2 | answer | — | open |
| 480 | Number theory | 5.2 | answer | — | open |
| 481 | Number theory | 5.2 | answer | — | open |
| 482 | Number theory | 5.2 | answer | — | open |
| 483 | Number theory | 5.2 | answer | — | open |
| 484 | Algebra | 5.2 | answer | — | open |
| 485 | Number theory | 5.2 | answer | — | open |
| 486 | Algebra | 5.2 | answer | — | open |
| 487 | Combinatorics | 5.2 | answer | — | open |
| 488 | Number theory | 5.2 | proof | — | open |
| 489 | Combinatorics | 5.2 | answer | — | open |
| 490 | Geometry | 5.2 | answer | — | open |
| 491 | Number theory | 5.2 | answer | — | open |
| 492 | Algebra | 5.2 | answer | — | open |
| 493 | Number theory | 5.2 | answer | — | open |
| 494 | Algebra | 5.2 | answer | — | open |
| 495 | Geometry | 5.2 | answer | — | open |
| 496 | Geometry | 5.2 | answer | — | open |
| 497 | Geometry | 5.2 | answer | — | open |
| 498 | Combinatorics | 5.2 | answer | — | open |
| 499 | Geometry | 5.2 | answer | — | open |
| 500 | Algebra | 5.2 | answer | — | open |
| 501 | Algebra | 5.2 | answer | — | open |
| 502 | Combinatorics | 5.2 | answer | — | open |
| 503 | Combinatorics | 5.2 | answer | — | open |
| 504 | Algebra | 5.2 | answer | — | open |
| 505 | Algebra | 5.2 | answer | — | open |
| 506 | Combinatorics | 5.2 | answer | — | open |
| 507 | Number theory | 5.2 | answer | — | open |
| 508 | Number theory | 5.2 | answer | — | open |
| 509 | Combinatorics | 5.2 | answer | — | open |
| 510 | Combinatorics | 5.2 | answer | — | open |
| 511 | Geometry | 5.2 | answer | — | open |
| 512 | Geometry | 5.2 | answer | — | open |
| 513 | Combinatorics | 5.2 | answer | — | open |
| 514 | Geometry | 5.2 | answer | — | open |
| 515 | Algebra | 5.2 | answer | — | open |
| 516 | Number theory | 5.2 | answer | — | open |
| 517 | Algebra | 5.2 | answer | — | open |
| 518 | Algebra | 5.2 | answer | — | open |
| 519 | Geometry | 5.2 | answer | — | open |
| 520 | Algebra | 5.2 | answer | — | open |
| 521 | Geometry | 5.2 | answer | — | open |
| 522 | Combinatorics | 5.2 | answer | — | open |
| 523 | Combinatorics | 5.2 | answer | — | open |
| 524 | Geometry | 5.2 | answer | — | open |
| 525 | Algebra | 5.2 | answer | — | open |
| 526 | Combinatorics | 5.2 | answer | — | open |
| 527 | Number theory | 5.2 | answer | — | open |
| 528 | Number theory | 5.2 | answer | — | open |
| 529 | Geometry | 5.2 | answer | — | open |
| 530 | Geometry | 5.2 | answer | — | open |
| 531 | Algebra | 5.2 | answer | — | open |
| 532 | Geometry | 5.2 | answer | — | open |
| 533 | Combinatorics | 5.3 | answer | — | open |
| 534 | Algebra | 5.3 | answer | — | open |
| 535 | Combinatorics | 5.3 | answer | — | open |
| 536 | Combinatorics | 5.3 | answer | — | open |
| 537 | Number theory | 5.3 | answer | — | open |
| 538 | Algebra | 5.3 | answer | — | open |
| 539 | Algebra | 5.3 | answer | — | open |
| 540 | Combinatorics | 5.3 | answer | — | open |
| 541 | Geometry | 5.3 | answer | — | open |
| 542 | Geometry | 5.3 | answer | — | open |
| 543 | Combinatorics | 5.3 | answer | — | open |
| 544 | Algebra | 5.3 | answer | — | open |
| 545 | Geometry | 5.3 | answer | — | open |
| 546 | Combinatorics | 5.3 | answer | — | open |
| 547 | Combinatorics | 5.3 | answer | — | open |
| 548 | Combinatorics | 5.3 | answer | — | open |
| 549 | Algebra | 5.3 | answer | — | open |
| 550 | Combinatorics | 5.3 | answer | — | open |
| 551 | Algebra | 5.3 | answer | — | open |
| 552 | Algebra | 5.3 | answer | — | open |
| 553 | Combinatorics | 5.3 | answer | — | open |
| 554 | Number theory | 5.3 | answer | — | open |
| 555 | Number theory | 5.3 | answer | — | open |
| 556 | Algebra | 5.3 | answer | — | open |
| 557 | Combinatorics | 5.3 | answer | — | open |
| 558 | Geometry | 5.3 | answer | — | open |
| 559 | Algebra | 5.3 | answer | — | open |
| 560 | Algebra | 5.3 | answer | — | open |
| 561 | Algebra | 5.3 | answer | — | open |
| 562 | Algebra | 5.3 | answer | — | open |
| 563 | Algebra | 5.3 | answer | — | open |
| 564 | Combinatorics | 5.3 | answer | — | open |
| 565 | Algebra | 5.3 | answer | — | open |
| 566 | Combinatorics | 5.3 | answer | — | open |
| 567 | Combinatorics | 5.3 | answer | — | open |
| 568 | Geometry | 5.3 | answer | — | open |
| 569 | Combinatorics | 5.3 | answer | — | open |
| 570 | Algebra | 5.3 | answer | — | open |
| 571 | Algebra | 5.3 | answer | — | open |
| 572 | Geometry | 5.3 | answer | — | open |
| 573 | Geometry | 5.3 | answer | — | open |
| 574 | Algebra | 5.3 | answer | — | open |
| 575 | Algebra | 5.3 | answer | — | open |
| 576 | Algebra | 5.3 | answer | — | open |
| 577 | Geometry | 5.3 | answer | — | open |
| 578 | Geometry | 5.3 | answer | — | open |
| 579 | Combinatorics | 5.3 | answer | — | open |
| 580 | Combinatorics | 5.3 | answer | — | open |
| 581 | Algebra | 5.3 | answer | — | open |
| 582 | Algebra | 5.3 | answer | — | open |
| 583 | Algebra | 5.3 | answer | — | open |
| 584 | Geometry | 5.3 | answer | — | open |
| 585 | Algebra | 5.3 | answer | — | open |
| 586 | Algebra | 5.3 | answer | — | open |
| 587 | Algebra | 5.3 | answer | — | open |
| 588 | Geometry | 5.3 | answer | — | open |
| 589 | Algebra | 5.3 | answer | — | open |
| 590 | Combinatorics | 5.3 | answer | — | open |
| 591 | Algebra | 5.3 | answer | — | open |
| 592 | Combinatorics | 5.3 | answer | — | open |
| 593 | Algebra | 5.3 | answer | — | open |
| 594 | Combinatorics | 5.3 | answer | — | open |
| 595 | Geometry | 5.3 | answer | — | open |
| 596 | Number theory | 5.3 | answer | — | open |
| 597 | Combinatorics | 5.3 | answer | — | open |
| 598 | Algebra | 5.3 | answer | — | open |
| 599 | Algebra | 5.3 | answer | — | open |
| 600 | Algebra | 5.3 | answer | — | open |
| 601 | Algebra | 5.3 | answer | — | open |
| 602 | Geometry | 5.3 | answer | — | open |
| 603 | Number theory | 5.3 | answer | — | open |
| 604 | Algebra | 5.3 | answer | — | open |
| 605 | Algebra | 5.3 | answer | — | open |
| 606 | Combinatorics | 5.3 | answer | — | open |
| 607 | Algebra | 5.3 | answer | — | open |
| 608 | Algebra | 5.3 | answer | — | open |
| 609 | Geometry | 5.3 | answer | — | open |
| 610 | Algebra | 5.3 | answer | — | open |
| 611 | Algebra | 5.3 | answer | — | open |
| 612 | Geometry | 5.3 | answer | — | open |
| 613 | Algebra | 5.3 | answer | — | open |
| 614 | Combinatorics | 5.3 | answer | — | open |
| 615 | Combinatorics | 5.3 | answer | — | open |
| 616 | Algebra | 5.3 | answer | — | open |
| 617 | Algebra | 5.3 | answer | — | open |
| 618 | Geometry | 5.3 | answer | — | open |
| 619 | Combinatorics | 5.3 | answer | — | open |
| 620 | Geometry | 5.3 | answer | — | open |
| 621 | Algebra | 5.3 | answer | — | open |
| 622 | Geometry | 5.3 | answer | — | open |
| 623 | Number theory | 5.3 | answer | — | open |
| 624 | Combinatorics | 5.3 | answer | — | open |
| 625 | Algebra | 5.3 | answer | — | open |
| 626 | Combinatorics | 5.3 | answer | — | open |
| 627 | Algebra | 5.3 | answer | — | open |
| 628 | Number theory | 5.3 | answer | — | open |
| 629 | Algebra | 5.3 | answer | — | open |
| 630 | Geometry | 5.3 | answer | — | open |
| 631 | Geometry | 5.3 | answer | — | open |
| 632 | Algebra | 5.3 | answer | — | open |
| 633 | Algebra | 5.3 | answer | — | open |
| 634 | Combinatorics | 5.3 | answer | — | open |
| 635 | Algebra | 5.3 | answer | — | open |
| 636 | Combinatorics | 5.3 | answer | — | open |
| 637 | Combinatorics | 5.3 | answer | — | open |
| 638 | Combinatorics | 5.3 | answer | — | open |
| 639 | Number theory | 5.3 | answer | — | open |
| 640 | Geometry | 5.3 | answer | — | open |
| 641 | Geometry | 5.3 | answer | — | open |
| 642 | Algebra | 5.3 | answer | — | open |
| 643 | Combinatorics | 5.3 | answer | — | open |
| 644 | Algebra | 5.3 | answer | — | open |
| 645 | Combinatorics | 5.3 | answer | — | open |
| 646 | Algebra | 5.3 | answer | — | open |
| 647 | Algebra | 5.3 | answer | — | open |
| 648 | Combinatorics | 5.3 | answer | — | open |
| 649 | Combinatorics | 5.3 | answer | — | open |
| 650 | Algebra | 5.3 | answer | — | open |
| 651 | Combinatorics | 5.3 | answer | — | open |
| 652 | Algebra | 5.3 | answer | — | open |
| 653 | Algebra | 5.3 | answer | — | open |
| 654 | Algebra | 5.3 | answer | — | open |
| 655 | Geometry | 5.3 | answer | — | open |
| 656 | Geometry | 5.3 | answer | — | open |
| 657 | Algebra | 5.3 | answer | — | open |
| 658 | Combinatorics | 5.3 | answer | — | open |
| 659 | Combinatorics | 5.3 | answer | — | open |
| 660 | Combinatorics | 5.4 | answer | — | open |
| 661 | Algebra | 5.4 | answer | — | open |
| 662 | Algebra | 5.4 | answer | — | open |
| 663 | Algebra | 5.4 | answer | — | open |
| 664 | Geometry | 5.4 | answer | — | open |
| 665 | Number theory | 5.4 | answer | — | open |
| 666 | Geometry | 5.4 | answer | — | open |
| 667 | Combinatorics | 5.4 | answer | — | open |
| 668 | Algebra | 5.4 | answer | — | open |
| 669 | Combinatorics | 5.4 | answer | — | open |
| 670 | Geometry | 5.4 | answer | — | open |
| 671 | Geometry | 5.4 | answer | — | open |
| 672 | Algebra | 5.4 | answer | — | open |
| 673 | Number theory | 5.4 | answer | — | open |
| 674 | Number theory | 5.4 | answer | — | open |
| 675 | Algebra | 5.4 | answer | — | open |
| 676 | Algebra | 5.4 | answer | — | open |
| 677 | Algebra | 5.4 | answer | — | open |
| 678 | Combinatorics | 5.4 | answer | — | open |
| 679 | Algebra | 5.4 | answer | — | open |
| 680 | Combinatorics | 5.4 | answer | — | open |
| 681 | Combinatorics | 5.4 | answer | — | open |
| 682 | Number theory | 5.4 | answer | — | open |
| 683 | Number theory | 5.4 | answer | — | open |
| 684 | Algebra | 5.4 | answer | — | open |
| 685 | Combinatorics | 5.4 | answer | — | open |
| 686 | Geometry | 5.4 | answer | — | open |
| 687 | Geometry | 5.4 | answer | — | open |
| 688 | Algebra | 5.4 | answer | — | open |
| 689 | Geometry | 5.4 | answer | — | open |
| 690 | Algebra | 5.4 | answer | — | open |
| 691 | Combinatorics | 5.4 | answer | — | open |
| 692 | Geometry | 5.4 | answer | — | open |
| 693 | Combinatorics | 5.4 | answer | — | open |
| 694 | Number theory | 5.4 | answer | — | open |
| 695 | Combinatorics | 5.4 | answer | — | open |
| 696 | Geometry | 5.4 | answer | — | open |
| 697 | Algebra | 5.4 | answer | — | open |
| 698 | Number theory | 5.4 | answer | — | open |
| 699 | Number theory | 5.4 | answer | — | open |
| 700 | Number theory | 5.4 | answer | — | open |
| 701 | Combinatorics | 5.4 | answer | — | open |
| 702 | Geometry | 5.4 | answer | — | open |
| 703 | Algebra | 5.4 | answer | — | open |
| 704 | Geometry | 5.4 | answer | — | open |
| 705 | Combinatorics | 5.4 | answer | — | open |
| 706 | Algebra | 5.4 | answer | — | open |
| 707 | Algebra | 5.4 | answer | — | open |
| 708 | Geometry | 5.4 | answer | — | open |
| 709 | Algebra | 5.4 | answer | — | open |
| 710 | Combinatorics | 5.4 | answer | — | open |
| 711 | Geometry | 5.4 | answer | — | open |
| 712 | Geometry | 5.4 | answer | — | open |
| 713 | Geometry | 5.4 | answer | — | open |
| 714 | Algebra | 5.4 | answer | — | open |
| 715 | Algebra | 5.4 | answer | — | open |
| 716 | Number theory | 5.5 | answer | — | open |
| 717 | Algebra | 5.5 | answer | — | open |
| 718 | Geometry | 5.5 | answer | — | open |
| 719 | Algebra | 5.5 | answer | — | open |
| 720 | Geometry | 5.5 | answer | — | open |
| 721 | Geometry | 5.5 | answer | — | open |
| 722 | Geometry | 5.5 | answer | — | open |
| 723 | Number theory | 5.5 | answer | — | open |
| 724 | Geometry | 5.5 | answer | — | open |
| 725 | Algebra | 5.5 | answer | — | open |
| 726 | Algebra | 5.5 | answer | — | open |
| 727 | Combinatorics | 5.5 | answer | — | open |
| 728 | Combinatorics | 5.5 | answer | — | open |
| 729 | Algebra | 5.5 | answer | — | open |
| 730 | Number theory | 5.5 | answer | — | open |
| 731 | Algebra | 5.5 | answer | — | open |
| 732 | Number theory | 5.5 | answer | — | open |
| 733 | Geometry | 5.5 | answer | — | open |
| 734 | Algebra | 5.5 | answer | — | open |
| 735 | Combinatorics | 5.5 | answer | — | open |
| 736 | Algebra | 5.5 | answer | — | open |
| 737 | Algebra | 5.5 | answer | — | open |
| 738 | Combinatorics | 5.5 | answer | — | open |
| 739 | Number theory | 5.5 | answer | — | open |
| 740 | Algebra | 5.5 | answer | — | open |
| 741 | Algebra | 5.5 | answer | — | open |
| 742 | Algebra | 5.5 | answer | — | open |
| 743 | Algebra | 5.5 | answer | — | open |
| 744 | Geometry | 5.5 | answer | — | open |
| 745 | Algebra | 5.5 | answer | — | open |
| 746 | Algebra | 5.5 | answer | — | open |
| 747 | Geometry | 5.5 | answer | — | open |
| 748 | Geometry | 5.5 | answer | — | open |
| 749 | Geometry | 5.5 | answer | — | open |
| 750 | Geometry | 5.5 | answer | — | open |
| 751 | Algebra | 5.5 | answer | — | open |
| 752 | Combinatorics | 5.5 | answer | — | open |
| 753 | Algebra | 5.5 | answer | — | open |
| 754 | Combinatorics | 5.5 | answer | — | open |
| 755 | Algebra | 5.5 | answer | — | open |
| 756 | Geometry | 5.5 | answer | — | open |
| 757 | Algebra | 5.5 | answer | — | open |
| 758 | Algebra | 5.5 | answer | — | open |
| 759 | Algebra | 5.5 | answer | — | open |
| 760 | Algebra | 5.5 | answer | — | open |
| 761 | Algebra | 5.5 | answer | — | open |
| 762 | Algebra | 5.5 | answer | — | open |
| 763 | Algebra | 5.5 | answer | — | open |
| 764 | Geometry | 5.5 | answer | — | open |
| 765 | Algebra | 5.5 | answer | — | open |
| 766 | Combinatorics | 5.6 | answer | — | open |
| 767 | Algebra | 5.6 | answer | — | open |
| 768 | Number theory | 5.6 | answer | — | open |
| 769 | Algebra | 5.6 | answer | — | open |
| 770 | Algebra | 5.6 | answer | — | open |
| 771 | Combinatorics | 5.6 | answer | — | open |
| 772 | Algebra | 5.6 | answer | — | open |
| 773 | Algebra | 5.6 | answer | — | open |
| 774 | Algebra | 5.6 | answer | — | open |
| 775 | Algebra | 5.6 | answer | — | open |
| 776 | Algebra | 5.6 | answer | — | open |
| 777 | Geometry | 5.6 | answer | — | open |
| 778 | Number theory | 5.6 | answer | — | open |
| 779 | Geometry | 5.6 | answer | — | open |
| 780 | Algebra | 5.6 | answer | — | open |
| 781 | Algebra | 5.6 | answer | — | open |
| 782 | Algebra | 5.6 | answer | — | open |
| 783 | Geometry | 5.6 | answer | — | open |
| 784 | Geometry | 5.6 | answer | — | open |
| 785 | Number theory | 5.6 | answer | — | open |
| 786 | Geometry | 5.6 | answer | — | open |
| 787 | Geometry | 5.6 | answer | — | open |
| 788 | Geometry | 5.6 | answer | — | open |
| 789 | Geometry | 5.6 | answer | — | open |
| 790 | Geometry | 5.6 | answer | — | open |
| 791 | Algebra | 5.6 | answer | — | open |
| 792 | Algebra | 5.6 | answer | — | open |
| 793 | Combinatorics | 5.6 | answer | — | open |
| 794 | Algebra | 5.6 | answer | — | open |
| 795 | Number theory | 5.6 | answer | — | open |
| 796 | Algebra | 5.6 | answer | — | open |
| 797 | Algebra | 5.6 | answer | — | open |
| 798 | Number theory | 5.6 | answer | — | open |
| 799 | Algebra | 5.6 | answer | — | open |
| 800 | Number theory | 5.6 | answer | — | open |
| 801 | Algebra | 5.6 | answer | — | open |
| 802 | Algebra | 5.6 | answer | — | open |
| 803 | Algebra | 5.6 | answer | — | open |
| 804 | Combinatorics | 5.6 | answer | — | open |
| 805 | Algebra | 5.6 | answer | — | open |
| 806 | Algebra | 5.7 | answer | — | open |
| 807 | Algebra | 5.7 | answer | — | open |
| 808 | Algebra | 5.7 | answer | — | open |
| 809 | Algebra | 5.7 | answer | — | open |
| 810 | Algebra | 5.7 | answer | — | open |
| 811 | Algebra | 5.7 | answer | — | open |
| 812 | Algebra | 5.7 | answer | — | open |
| 813 | Algebra | 5.7 | answer | — | open |
| 814 | Algebra | 5.7 | answer | — | open |
| 815 | Algebra | 5.7 | answer | — | open |
| 816 | Algebra | 5.7 | answer | — | open |
| 817 | Algebra | 5.7 | answer | — | open |
| 818 | Geometry | 5.7 | answer | — | open |
| 819 | Algebra | 5.7 | answer | — | open |
| 820 | Algebra | 5.7 | answer | — | open |
| 821 | Algebra | 5.8 | answer | — | open |
| 822 | Geometry | 5.8 | answer | — | open |
| 823 | Combinatorics | 5.8 | answer | — | open |
| 824 | Algebra | 5.8 | answer | — | open |
| 825 | Algebra | 5.8 | answer | — | open |
| 826 | Algebra | 5.8 | answer | — | open |
| 827 | Algebra | 5.8 | answer | — | open |
| 828 | Algebra | 5.8 | answer | — | open |
| 829 | Combinatorics | 5.9 | answer | — | open |
| 830 | Algebra | 5.9 | answer | — | open |
| 831 | Algebra | 5.9 | answer | — | open |
| 832 | Number theory | 6.0 | answer | — | open |
| 833 | Algebra | 6.0 | answer | — | open |
| 834 | Algebra | 6.0 | answer | — | open |
| 835 | Algebra | 6.0 | answer | — | open |
| 836 | Algebra | 6.0 | answer | — | open |
| 837 | Number theory | 6.0 | answer | — | open |
| 838 | Geometry | 6.0 | answer | — | open |
| 839 | Algebra | 6.1 | answer | — | open |
| 840 | Geometry | 6.1 | answer | — | open |
| 841 | Algebra | 6.5 | answer | — | open |
These are sorted by difficulty within the competition, but they aren't a course.
The track is the route through, drawn from all the sources at once.