Maths Olympiad Prep

Library /Romanian Mathematical Olympiad

Romanian Mathematical Olympiad

229 problems here, rated 4.5 to 7.7 on our scale (AIME to National Olympiad, round 2). 228 of them ask for a proof.

Algebra 112Combinatorics 19Geometry 47Number theory 51
#TopicDiffTypeYear
1 Number theory 4.5 answer open
2 Algebra 4.7 proof open
3 Algebra 4.7 proof open
4 Geometry 4.8 proof open
5 Geometry 4.8 proof open
6 Geometry 4.8 proof open
7 Geometry 4.8 proof open
8 Algebra 4.8 proof open
9 Geometry 4.9 proof open
10 Number theory 4.9 proof open
11 Algebra 4.9 proof open
12 Algebra 4.9 proof open
13 Algebra 4.9 proof open
14 Geometry 4.9 proof open
15 Geometry 4.9 proof open
16 Combinatorics 4.9 proof open
17 Geometry 4.9 proof open
18 Algebra 5.0 proof open
19 Algebra 5.0 proof open
20 Algebra 5.0 proof open
21 Algebra 5.0 proof open
22 Number theory 5.0 proof open
23 Algebra 5.0 proof open
24 Geometry 5.0 proof open
25 Algebra 5.0 proof open
26 Algebra 5.0 proof open
27 Algebra 5.0 proof open
28 Geometry 5.0 proof open
29 Algebra 5.0 proof open
30 Combinatorics 5.0 proof open
31 Algebra 5.0 proof open
32 Algebra 5.0 proof open
33 Algebra 5.0 proof open
34 Algebra 5.0 proof open
35 Algebra 5.0 proof open
36 Number theory 5.0 proof open
37 Number theory 5.0 proof open
38 Algebra 5.0 proof open
39 Combinatorics 5.1 proof open
40 Algebra 5.1 proof open
41 Number theory 5.1 proof open
42 Algebra 5.1 proof open
43 Geometry 5.1 proof open
44 Algebra 5.1 proof open
45 Number theory 5.1 proof open
46 Number theory 5.1 proof open
47 Number theory 5.1 proof open
48 Number theory 5.1 proof open
49 Geometry 5.1 proof open
50 Algebra 5.1 proof open
51 Geometry 5.1 proof open
52 Algebra 5.1 proof open
53 Algebra 5.1 proof open
54 Algebra 5.1 proof open
55 Number theory 5.1 proof open
56 Algebra 5.1 proof open
57 Number theory 5.1 proof open
58 Algebra 5.2 proof open
59 Geometry 5.2 proof open
60 Number theory 5.2 proof open
61 Algebra 5.2 proof open
62 Algebra 5.2 proof open
63 Algebra 5.2 proof open
64 Number theory 5.2 proof open
65 Geometry 5.2 proof open
66 Number theory 5.2 proof open
67 Algebra 5.2 proof open
68 Number theory 5.2 proof open
69 Number theory 5.3 proof open
70 Geometry 5.3 proof open
71 Number theory 5.3 proof open
72 Geometry 5.3 proof open
73 Algebra 5.3 proof open
74 Number theory 5.3 proof open
75 Number theory 5.3 proof open
76 Combinatorics 5.3 proof open
77 Combinatorics 5.3 proof open
78 Algebra 5.3 proof open
79 Algebra 5.3 proof open
80 Combinatorics 5.3 proof open
81 Algebra 5.4 proof open
82 Algebra 5.4 proof open
83 Algebra 5.4 proof open
84 Algebra 5.4 proof open
85 Geometry 5.4 proof open
86 Number theory 5.4 proof open
87 Algebra 5.4 proof open
88 Algebra 5.4 proof open
89 Algebra 5.4 proof open
90 Algebra 5.4 proof open
91 Algebra 5.4 proof 2019 open
92 Number theory 5.4 proof open
93 Number theory 5.4 proof open
94 Algebra 5.4 proof open
95 Number theory 5.4 proof open
96 Algebra 5.4 proof open
97 Algebra 5.4 proof open
98 Geometry 5.4 proof open
99 Number theory 5.5 proof open
100 Geometry 5.5 proof open
101 Number theory 5.5 proof open
102 Geometry 5.5 proof open
103 Algebra 5.5 proof open
104 Geometry 5.5 proof open
105 Combinatorics 5.5 proof open
106 Geometry 5.5 proof open
107 Geometry 5.5 proof open
108 Combinatorics 5.6 proof open
109 Geometry 5.6 proof open
110 Algebra 5.6 proof open
111 Number theory 5.6 proof open
112 Algebra 5.6 proof open
113 Algebra 5.6 proof open
114 Algebra 5.6 proof open
115 Combinatorics 5.6 proof open
116 Algebra 5.6 proof open
117 Algebra 5.6 proof open
118 Algebra 5.6 proof open
119 Number theory 5.6 proof open
120 Algebra 5.6 proof open
121 Algebra 5.7 proof open
122 Geometry 5.7 proof open
123 Number theory 5.7 proof open
124 Algebra 5.7 proof open
125 Number theory 5.7 proof open
126 Algebra 5.7 proof open
127 Number theory 5.7 proof open
128 Algebra 5.7 proof open
129 Geometry 5.7 proof open
130 Algebra 5.7 proof open
131 Algebra 5.7 proof open
132 Algebra 5.7 proof open
133 Number theory 5.7 proof open
134 Number theory 5.7 proof open
135 Combinatorics 5.8 proof open
136 Algebra 5.8 proof open
137 Number theory 5.8 proof open
138 Algebra 5.8 proof 2019 open
139 Number theory 5.8 proof open
140 Combinatorics 5.8 proof open
141 Geometry 5.8 proof open
142 Algebra 5.8 proof open
143 Algebra 5.8 proof open
144 Geometry 5.9 proof open
145 Number theory 5.9 proof open
146 Algebra 5.9 proof open
147 Combinatorics 5.9 proof open
148 Number theory 5.9 proof open
149 Algebra 5.9 proof open
150 Algebra 6.0 proof open
151 Number theory 6.0 proof open
152 Number theory 6.0 proof open
153 Algebra 6.0 proof open
154 Geometry 6.0 proof open
155 Algebra 6.0 proof open
156 Number theory 6.0 proof open
157 Number theory 6.1 proof open
158 Geometry 6.1 proof open
159 Algebra 6.1 proof open
160 Algebra 6.1 proof open
161 Algebra 6.1 proof open
162 Algebra 6.1 proof open
163 Algebra 6.1 proof open
164 Algebra 6.1 proof open
165 Geometry 6.1 proof open
166 Algebra 6.2 proof open
167 Algebra 6.2 proof open
168 Combinatorics 6.2 proof open
169 Number theory 6.2 proof open
170 Algebra 6.2 proof open
171 Geometry 6.2 proof open
172 Algebra 6.2 proof open
173 Algebra 6.2 proof open
174 Algebra 6.2 proof open
175 Algebra 6.3 proof open
176 Combinatorics 6.3 proof open
177 Algebra 6.3 proof open
178 Algebra 6.3 proof open
179 Number theory 6.3 proof open
180 Algebra 6.3 proof open
181 Geometry 6.3 proof open
182 Algebra 6.3 proof open
183 Algebra 6.3 proof open
184 Algebra 6.4 proof open
185 Algebra 6.4 proof open
186 Number theory 6.4 proof open
187 Algebra 6.4 proof open
188 Algebra 6.4 proof open
189 Number theory 6.4 proof open
190 Algebra 6.5 proof open
191 Geometry 6.5 proof open
192 Geometry 6.5 proof open
193 Geometry 6.5 proof open
194 Geometry 6.5 proof open
195 Algebra 6.5 proof open
196 Geometry 6.6 proof open
197 Algebra 6.6 proof open
198 Algebra 6.6 proof 2019 open
199 Geometry 6.6 proof open
200 Algebra 6.7 proof open
201 Combinatorics 6.7 proof open
202 Algebra 6.7 proof open
203 Algebra 6.7 proof open
204 Algebra 6.7 proof open
205 Number theory 6.7 proof open
206 Geometry 6.7 proof open
207 Number theory 6.8 proof open
208 Number theory 6.8 proof open
209 Algebra 6.8 proof open
210 Combinatorics 6.8 proof open
211 Algebra 6.9 proof open
212 Geometry 6.9 proof open
213 Geometry 7.0 proof open
214 Algebra 7.0 proof open
215 Geometry 7.0 proof open
216 Algebra 7.1 proof open
217 Geometry 7.1 proof 2019 open
218 Number theory 7.2 proof open
219 Combinatorics 7.2 proof open
220 Geometry 7.2 proof open
221 Algebra 7.2 proof open
222 Combinatorics 7.3 proof open
223 Geometry 7.3 proof open
224 Number theory 7.3 proof open
225 Algebra 7.3 proof open
226 Combinatorics 7.4 proof open
227 Number theory 7.5 proof open
228 Algebra 7.5 proof open
229 Algebra 7.7 proof 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.