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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
28163 OR   11 126 21.60
20
20
4060 A game with probability   197 21.61
11165 Magic Strawberries   3 170 21.61
5
13
11470 To the moon   8 899 21.62
24
21
2129 Cake   70 21.63
14944 Reindeer Games   2 111 21.66
17
17
34409 Disconnected country   1 44 21.66
34
34
8407 Candies and Milestones   2 474 21.68
6
23
20173 Counting Divisors (square)   6 434 21.70
26
36
10415 Dracula   6 140 21.71
20
22
87 Football   1 62 21.74
17
1
30755 Ada and GCD   20 436 21.75
28
15
9921 ABC Path   160 7536 21.77
15
12
696 Truth or not   1 271 21.77
1
1
34 Run Away   2 483 21.79
26
34
179 Word equations   182 21.79
9
9
16275 On the side of the road   2 84 21.79
34
26
22090 Prime Power Test (Hard)   11 21.80
50
50
7258 Lexicographical Substring Search   30 2104 21.81
23
19
16389 Play with Strings   1 41 21.81
17
34
35155 Professional Stalker   -1 9 21.82
4415 Power of Integer   1 269 21.86
17
26
37175 Submatrix Sum of a Sparse Matrix   -1 6 21.88
4166 Four colors   1 100 21.88
50
50
4414 Highway   53 21.89
8332 Ski slopes   24 21.90
4204 Showstopper   1 83 21.90
17
34
6517 Farmer Sepp   7 331 21.92
28
26
15621 Tie the Rope   4 89 21.93
17
14
28449 Ada and List   10 308 21.93
14
17
6236 Matches   8 449 21.93
26
7
2175 Emoticons   3 328 21.95
23
28
14957 Chinese game   21 21.97
3929 Different Digits   71 21.97
34923 Hack the Password   11 378 21.98
12
8
20971 Alia and Substrings   20 21.99
6823 Seller Bob   66 21.99
22463 Smallest Number (medium)   9 68 22.01
29
25
13015 Counting Primes   33 1377 22.04
16
14
10810 Its a Murder!   55 2381 22.05
16
17
85 Dice Contest   47 22.05
34
34
3390 Tribe Council   1 57 22.07
34
34
19288 Sword Game   13 22.08
32446 Sanvi and Magical Numbers   1 10 22.08
50
34
26305 Lights On!   6 239 22.08
17
24
484 Fossil in the Ice   435 22.10
34
17
30454 Luke vs. Darth Vader   15 220 22.10
16
15
3010 Castle Wall   25 22.13
24998 PLAYING WITH BITS   34 782 22.14
13
13
9969 Road Network   1 307 22.14
17
9

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