Problemset - Codeforces

#	User	Rating
1	tourist	2887
2	Petr	2711
3	dzhulgakov	2692
4	hos.lyric	2652
5	WJMZBMR	2635
6	Egor	2583
7	peter50216	2545
8	ivan.metelsky	2529
9	rng_58	2528
10	RAVEman	2508

#	User	Contrib.
1	Alex_KPR	165
2	Egor	146
3	SkidanovAlex	141
3	Nickolas	141
5	natalia	138
6	Ripatti	134
7	ivan.popelyshev	133
8	yeputons	127
9	kuniavski	126
9	I_love_natalia	126

Problems

#	Name	Solved
186D	Mushroom Scientists math, number theory, probabilities	x214
186C	Plant math, matrices, number theory	x694
185D	Visit of the Great number theory	x54
182D	Common Divisors brute force, dp, number theory, strings	x865
180B	Divisibility Rules math, number theory	x69
177B1	Rectangular Game (30 points) number theory
172D	Calendar Reform number theory	x732
172B	Pseudorandom Sequence Period implementation, number theory	x1250
158D	Ice Sculptures brute force, number theory	x2457
154B	Colliders math, number theory	x609
155D	Colliders math, number theory	x384
151C	Win or Freeze games, greedy, number theory	x632
150A	Win or Freeze games, number theory	x735
134B	Pairs of Numbers brute force, dfs and similar, math, number theory	x414
124D	Squares brute force, constructive algorithms, number theory	x144
124C	Prime Permutation constructive algorithms, number theory, strings	x398
123A	Prime Permutation implementation, number theory, strings	x563
122A	Lucky Division brute force, number theory	x2052
117B	Very Interesting Game brute force, number theory	x784
114E	Double Happiness number theory	x83
113C	Double Happiness brute force, number theory	x250
112D	Petya and Divisors implementation, number theory	x291
111B	Petya and Divisors data structures, number theory	x555
88C	Trains number theory	x422
83D	Numbers dp, math, number theory	x199
78C	Beaver Game games, number theory	x403
80A	Panoramixs Prediction math, number theory	x1759
74C	Chessboard Billiard combinatorics, dfs and similar, dsu, graphs, number theory	x352
75C	Modified GCD number theory	x599
73E	Morrowindows math, number theory	x109
71C	Round Table Knights number theory	x775
68A	Irrational problem number theory	x1484
66D	Petya and His Friends brute force, constructive algorithms, math, number theory	x697
59B	Fortune Telling implementation, number theory	x1003
45G	Prime Problem number theory	x62
27E	Number With The Given Amount Of Divisors brute force, dp, number theory	x221
26A	Almost Prime number theory	x1335
17D	Notepad number theory	x183
17A	Noldbach problem brute force, math, number theory	x1126
16C	Monitor binary search, number theory	x498
10C	Digital Root number theory	x362
7C	Line math, number theory	x470