list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
34908 Cheesy line   7 63 33.84
4
14
7692 Chemistry   69 13.87
17124 Chess Board of Avengers   1 33 42.95
17
17
7248 Chess part1   99 23.82
9038 Chessboard Billiard   45 24.91
32088 Chessboard State 1: National Chess Tournament   5 12 27.85
42
21
32091 Chessboard State 2: International Chess Tournament   1 6 20.00
50
17
32092 Chessboard State 3: Intergalactic Chess Tournament   1 6 61.22
50
34
34103 Chiaki Sequence   10 22.41
34032 Chiaki With Intervals   1 14 43.90
34063 Chiaki With Intervals (Easy)   9 50.00
20980 Chicken Joggers   14 55.88
25283 ChickenLove   5 187 18.38
15
20
22329 Chicks   8 94 38.39
19
19
14957 Chinese game   21 21.97
19578 Chipmunks with Brain   4 79 38.25
5
9
40642 Chips Challenge   1 23 26.62
17
17
247 Chocolate   74 5843 43.76
10
18
6072 Chocolate   155 21.25
17
34
8321 Chocolate distribution   115 24.51
12421 Chocolate Distribution   1 43 23.72
17
17
2631 Chomp   110 45.67
160 Choosing a Palindromic Sequence   95 32.80
17
17
3565 Choosing Gloves   3 84 22.88
17
34
4564 Chop Ahoy! Revisited!   55 2943 50.84
12
14
21858 Christmas is coming   2 27 13.38
42
26
8061 Christmas Play   57 7745 48.27
6
4
3882 Cijevi   5 259 37.70
30
14
25779 Cinema Conundrum   11 121 36.14
10
10
9525 Cipher   -1 100 21.21
4409 Circle vs Triangle   1 59 19.77
10240 Circleland   4 710 31.77
13
17
1962 Circles   57 19.46
8189 Circles On A Screen   81 28.40
9638 Circuits   23 8.41
50
34
4309 Circular game   32 19.89
9199 Circular Track   30 3339 40.27
7
14
8119 CIRU2   1 172 36.15
34
34
277 City Game   16 1295 39.01
20
21
21967 City Park   19 38.36
7704 Civil Engineering   1 634 44.67
9
26
30828 Class Leader   3 193 12.87
23
28
12241 Classification from ErdÅ‘s and Selfridge   5 27 17.87
28
28
1702 Cleaning Robot   45 1559 34.17
28
20
3942 Cleaning Robot   30 66.15
34373 Clickbait   8 22 32.69
32
19
9749 Cliques   66 27.34
3464 Clock   3 49 35.35
34
9
27095 Clock Breaking   18 58.54
9046 Clock Hands   2 376 22.31
34
26

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