list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
10573 Problem Offensive Strategy   1 69 24.47
17
17
1697 Ohgas' Fortune   4 706 64.40
9
4
23737 Ogledala   1 21 38.04
34
17
21395 Ohani And Binary Search Tree   -1 127 36.31
50
17
25214 Ohani And The Game   77 19.89
11
8
21394 Ohani And The Series   4 598 42.05
17
17
2275 Toil for Oil   13 30.72
3007 Oil Company   3 178 25.08
23
28
8820 Okret   3 40 19.32
39
34
7742 Onotole needs your help   138 10086 41.04
4
11
27308 One more weird game   10 395 55.01
3
8
10931 Online Bridge Searching   4 92 35.22
34
34
2023 One Instruction Computer Simulator   41 11.22
42
42
13588 One X LIS   2 63 20.83
17
17
370 Ones and zeros   149 4462 30.03
19
22
36134 Ono at the river 1   1 16 19.69
17
17
4 Transform the Expression   258 43248 49.24
12
11
7404 Just on Time   2 10 23.64
17
17
17309 Operation Bits   1 412 57.86
11
11
12151 Pizzamania   28 2143 28.35
5
4
12277 The Trip   107 30.02
17
17
34229 "Operation - Modulo"   19 797 18.81
2
16
4010 Chặt cây   8 39.13
839 Optimal Marks   8 822 24.44
25
34
1453 Optimal Connected Subset   148 45.94
26
42
227 Ordering the Soldiers   21 1456 33.18
21
23
3273 Order statistic set   159 3144 26.00
22
20
27234 Sums of 2 and 3   18 960 35.75
5
10
16410 Organizator   75 34.80
1267 Origin of Life   35 22.18
34
1
3426 Ouroboros Snake   2 81 52.59
26
34
1810 Nuclear Plants   21 13.83
7934 Operating System Problems (Task Scheduling)   2 138 56.50
17
17
4155 OTOCI   2 469 44.94
26
34
10465 One Theorem, One Year   45 42.08
16035 Fone Frequencies   28 44.16
17
9
23930 Overlapping Words   3 27 25.76
17
17
34682 Good Elements   10 140 29.05
6
5
34863 A Cumulative Sum Problem   5 29 21.53
34
42
34864 Large Sum   8 205 17.64
12
12
13303 Tic-tac-toe 3   1 12 25.86
34
17
4839 Ant   3 190 39.06
23
28
8930 Party!   3 61 18.55
17
34
11963 Packing Rectangles   34 54.17
3587 Prime Again   11 845 16.32
20
15
2963 Painting Blocks (Act II)   1 55 20.19
17
34
2962 Painting Blocks (Act I)   107 58.24
174 Paint templates   1 59 41.61
9
17
9504 Paint on a Wall   1 23 40.59
34
26
26561 Pair Divisible 2   2 15 8.33
42
42

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