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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
17002 Psycho Function   3 75 33.80
17
13
17943 Mickey Mouse Magic Trick v3   75 36.63
19367 St Bernard and Gravity   1 75 11.04
17
1
25690 Laser Beam   9 75 26.30
9
22
26345 PATHETIC STRINGS   7 75 26.25
19
19
31412 ShaatChara   4 75 51.40
15
20
34376 Difference One Swaps   7 75 48.60
13
17
35151 Beautiful Roll Numbers   8 75 65.19
15
8
1678 Royal Treasury   -1 74 11.36
34
1
2531 Spatial Concepts Test   1 74 66.39
17
34
3929 Different Digits   74 22.75
7103 Edit Distance   1 74 18.02
17
17
12409 Johnny at school   1 74 23.92
17
17
14886 Matts Trip   2 74 19.38
1
17
15328 Hunter x Hunter   -1 74 13.42
1
17
20951 Pebbles   1 74 60.14
1
17
27219 Time for Revenge   4 74 32.76
7
17
32940 Alien Language   2 74 40.77
28
34
2185 Musical Optimization   1 73 43.15
6700 Make it Smooth   2 73 20.72
17
17
6823 Seller Bob   73 21.72
8062 Shopping Rush   73 63.26
8097 Islands   73 46.82
8628 Selling Land   73 47.78
8951 brownie   73 49.17
9096 Bob and magical scale   3 73 26.03
26
34
9534 Turn on the lights   1 73 33.00
1
34
12558 Collision Issue   73 36.33
17
1
15566 Coprime Again   7 73 26.66
27
34
20984 Music Academy   2 73 48.24
1
9
22379 Mobile Company 2   3 73 30.70
17
17
32683 Ada and Kohlrabi   5 73 19.22
30
13
34551 Stopping-off Cities   6 73 18.01
26
23
38602 Unique Sequence   8 73 46.49
8
12
175 Polygon   72 22.47
3406 Bases   72 20.81
4656 Cross Mountain Climb   1 72 31.44
17
34
7692 Chemistry   72 13.88
9510 Ads Proposal   1 72 26.14
17
17
9856 The Glazier   72 47.16
10573 Problem Offensive Strategy   1 72 23.25
17
17
11998 Totient Fever   72 43.66
13647 Tjandra 19th birthday (EASY)   1 72 40.58
1
1
27493 Even Frequency   7 72 29.59
21
30
36441 Funny Prime Factorization   5 72 3.79
12
9
40016 Robot World   2 72 11.84
34
34
296 Teamwork is Crucial   71 29.97
421 Another Road Problem   71 25.06
17
34
3930 Group Partition   1 71 30.23
34
34
5296 Air Combat   -1 71 15.71
34

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