list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
26607 CODER FIRST PROBLEM   34 1346 56.97
6
7
15783 Coder Express 3!!   46 1266 47.61
9
10
1785 Code   2 221 25.72
26
30
1693 Coconuts   13 938 29.85
21
28
7746 Cocircular Points   59 16.57
42
17
368 Cobbled streets   98 5389 50.80
13
12
12660 Co-Prime   4 237 25.57
9
17
1269 CN Tower (Hard)   23 11.74
34
34
1268 CN Tower (Easy)   3 1107 30.64
8
6
12236 Cloud Computing   35 38.10
7209 Closest Triplet   2 295 28.77
24
21
8725 Closest Point Pair   30 1908 20.31
18
21
3889 Closest Number   1 192 30.08
34
26
2678 Closest distance   1 159 13.50
28
34
16248 Clones   6 579 44.11
3
4
9046 Clock Hands   2 376 22.31
34
26
27095 Clock Breaking   18 58.54
3464 Clock   3 49 35.35
34
9
9749 Cliques   66 27.34
34373 Clickbait   8 22 32.69
32
19
1702 Cleaning Robot   45 1559 34.19
28
20
3942 Cleaning Robot   30 66.15
12241 Classification from ErdÅ‘s and Selfridge   5 27 17.59
28
28
30828 Class Leader   3 192 12.94
23
28
7704 Civil Engineering   1 634 44.67
9
26
21967 City Park   18 37.50
277 City Game   16 1289 38.93
20
21
8119 CIRU2   1 172 36.15
34
34
9199 Circular Track   30 3339 40.27
7
14
4309 Circular game   32 19.89
9638 Circuits   23 8.41
50
34
8189 Circles On A Screen   81 28.40
1962 Circles   57 19.46
10240 Circleland   4 710 31.77
13
17
4409 Circle vs Triangle   1 59 19.77
9525 Cipher   -1 100 21.21
25779 Cinema Conundrum   11 121 36.14
10
10
3882 Cijevi   5 258 37.67
30
14
8061 Christmas Play   57 7742 48.27
6
4
21858 Christmas is coming   2 27 13.38
42
26
4564 Chop Ahoy! Revisited!   55 2943 50.84
12
14
3565 Choosing Gloves   3 84 22.88
17
34
160 Choosing a Palindromic Sequence   95 32.80
17
17
2631 Chomp   110 45.67
8321 Chocolate distribution   115 24.51
12421 Chocolate Distribution   1 43 23.72
17
17
247 Chocolate   74 5836 43.81
10
18
6072 Chocolate   153 21.22
17
34
40642 Chips Challenge   1 23 26.62
17
17
19578 Chipmunks with Brain   4 77 39.05
5
9

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