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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
7947 Almost square factorisation   5 120 51.97
8
11
8995 CANDY   9 1330 38.35
8
6
9644 Imperialism   5 172 30.50
8
14
10186 Divisor Digits   6 1279 30.91
8
12
11601 With a Pit of Death   3 468 29.89
8
11
12363 Red And Green   7 249 39.68
8
14
12407 Johnny The Gambler   7 947 20.56
8
6
12943 Counting   5 79 47.71
8
30
13399 Rachu   8 1040 33.76
8
10
13405 MayanCalendar   5 121 54.45
8
8
13768 An Experiment by Penny   7 603 59.67
8
14
14629 Play with Binary Numbers   4 495 39.89
8
9
14871 STUDENTS   9 426 47.62
8
12
14977 Attack of the Bloons   4 362 45.35
8
8
16480 Decrypt the message !   3 1037 36.85
8
4
17707 Constructible Regular Polygons   5 499 55.61
8
8
17731 Buying Integers   5 107 40.71
8
11
18714 Can You Make It Empty 2   15 1313 29.16
8
11
19957 GETTING AN AP   5 488 36.75
8
12
27381 Emoticon   27 793 50.03
8
14
31279 Eat Pray Love   5 123 62.55
8
17
32192 SUMMATION   9 450 21.33
8
10
34536 MultiSort   4 96 22.09
8
4
34826 Shinchan and Magic Card   5 114 44.84
8
17
35954 New Data Type   118 18.23
8
8
7733 Happy Numbers I   89 9330 53.36
8
8
27307 Alternating Sequences   62 2085 32.40
8
9
9734 Hacking the random number generator   61 5724 38.82
8
6
7430 Tower Of Hanoi - Revisited   13 2095 51.49
8
14
11402 The Indian Connection   19 2286 36.20
8
14
31221 Zen And His Crush   13 377 69.69
8
11
5980 Matrix Game   14 942 29.33
8
20
6297 Decipher   -1 3974 44.65
8
6
26344 Related or not   9 360 52.41
8
9
34009 Counting Child   17 371 55.33
8
10
36142 Random modulo n   14 72 57.84
8
16
7217 Training for final   26 2089 45.47
8
6
7588 Wise And Miser   69 5348 67.81
8
10
1868 Making Money   6 793 36.62
8
4
2150 Counting Subsequences   12 1023 29.50
8
13
6830 Soccer Bets   6 1596 51.11
8
9
8456 PRIMITIVEROOTS   8 363 46.89
8
20
8467 GRADE POINT AVERAGE   2 630 29.92
8
3
12914 Totient Extreme   42 1732 39.97
8
11
16046 Help Professor   6 396 47.25
8
15
17400 Height of Expectation   1 338 54.67
8
13
18273 Encode Integer   15 784 25.27
8
7
25893 Longest Perfect Increasing Subsequence   38 682 39.25
8
12
26212 Keyur and Mohib Tree   15 213 40.30
8
12
28179 Appending String   2 248 42.99
8
6

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