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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
27219 Time for Revenge   4 73 32.56
7
17
27303 Count Doubles   3 627 34.47
7
5
33210 Ada and Alley   16 378 37.26
7
14
37388 Balls and Queries   9 59 41.39
7
11
38331 Comet Number   7 84 35.28
7
15
40808 Crowded Music Festival   9 48 48.96
7
13
14930 Princess Farida   274 12209 26.81
7
10
27367 Game of Squares   16 463 40.86
7
9
8611 Non-Decreasing Digits   71 3728 54.82
7
11
8057 Square Free Factorization   16 1436 41.53
7
15
25000 Checking cubes.   4 257 47.63
7
6
34009 Counting Child   18 466 55.62
7
9
2412 Arranging Amplifiers   18 3277 27.30
7
16
23516 One day with string   10 237 36.37
7
10
3921 The Great Ball   60 3947 39.18
7
11
224 Vonny and her dominos   6 682 51.84
8
8
1268 CN Tower (Easy)   3 1120 30.73
8
6
3411 Pole Position   2 918 47.41
8
8
6477 Bowling   3 525 28.71
8
11
7132 Headshot   7 1406 37.39
8
14
7947 Almost square factorisation   5 122 52.29
8
11
8995 CANDY   9 1344 38.34
8
6
9644 Imperialism   5 174 30.69
8
14
10186 Divisor Digits   6 1288 30.92
8
12
11601 With a Pit of Death   3 516 28.83
8
11
12363 Red And Green   7 256 39.97
8
14
12407 Johnny The Gambler   7 961 20.69
8
6
12943 Counting   5 81 44.73
8
30
13399 Rachu   8 1049 33.70
8
10
13405 MayanCalendar   5 125 55.48
8
8
14629 Play with Binary Numbers   4 506 39.26
8
9
16480 Decrypt the message !   3 1043 36.92
8
4
17707 Constructible Regular Polygons   5 510 55.84
8
8
17731 Buying Integers   5 110 40.61
8
11
18714 Can You Make It Empty 2   15 1323 29.22
8
11
19957 GETTING AN AP   5 492 36.85
8
12
27381 Emoticon   27 852 49.72
8
14
34480 Profiling   8 96 28.53
8
8
34536 MultiSort   4 178 21.33
8
4
34682 Good Elements   11 145 29.50
8
6
42487 The 3n + 1 problem   1 61 25.94
8
4
9734 Hacking the random number generator   62 5876 39.02
8
6
7733 Happy Numbers I   89 9397 53.35
8
8
27307 Alternating Sequences   62 2120 32.58
8
9
7430 Tower Of Hanoi - Revisited   13 2142 50.88
8
14
11402 The Indian Connection   19 2296 36.27
8
14
31221 Zen And His Crush   13 412 66.88
8
11
5980 Matrix Game   14 965 28.97
8
20
6297 Decipher   -1 4004 44.69
8
6
26344 Related or not   9 364 52.39
8
9

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