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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
8850 Juice Extractor   1 125 16.41
17
17
8894 Double Time   1 33 47.87
17
1
8896 Pattern Matching   1 32 26.58
17
13
9076 Hablu and Bablu   1 160 18.76
12
17
9097 Derangements HARD   1 120 50.00
1
17
9242 B Beware, the end of the world   1 32 24.88
17
17
9367 Segment Flip   1 89 10.64
34
34
9433 Buzzwords   1 87 32.21
26
26
9443 Trial of Doom   1 30 29.20
17
34
9444 Block Drop   1 25 27.33
34
34
9459 Connecting three towns (variation)   1 57 24.62
17
34
9504 Paint on a Wall   1 26 42.31
34
26
9505 Distinct Subtrees   1 21 25.27
17
17
9508 Magic Bitwise AND Operation   1 107 12.66
34
34
9510 Ads Proposal   1 72 26.14
17
17
9518 The Time of Day   1 39 21.98
17
34
9519 Distinct Submatrices   1 26 14.22
50
50
9520 Tanks   1 16 12.67
34
34
9532 Transportation   1 22 28.57
17
17
9534 Turn on the lights   1 73 33.00
1
34
9641 Factory of Bridges   1 69 26.01
17
34
9687 Xavier is Learning to Count   1 46 20.05
39
39
9721 2s Complement   1 179 32.17
34
34
9751 Repairing Roads   1 21 11.02
17
34
9860 The Glazier 2   1 43 64.56
17
34
9887 Binomial coefficients   1 170 27.10
34
34
9888 Bird tree   1 305 65.36
34
42
9889 Movie collection   1 217 43.72
50
50
9892 Pool construction   1 92 57.26
1
34
9934 Alice and Bob   1 163 34.48
9
34
9938 Disney Fastpass   1 37 25.32
17
17
9939 Eliminate the Conflict   1 50 39.59
17
17
9943 Isabella Message   1 69 24.22
17
17
9950 IQ Team   1 44 43.31
50
50
9969 Road Network   1 308 22.00
17
9
9972 The SKey   1 84 16.62
17
26
9975 No Stories Any More!   1 48 30.28
34
34
10072 Lights   1 63 47.47
17
34
10073 Darts   1 37 60.00
10079 Stammering Aliens   1 167 32.18
17
17
10085 Palindromic DNA   1 20 27.78
10089 Locks and Keys   1 18 33.73
34
17
10106 Coin Collecting   1 49 35.12
17
50
10210 After Party Transfers   1 39 4.99
34
28
10229 Save the Students   1 183 26.08
17
17
10231 Wizarding Duel   1 75 19.48
1
1
10235 Array Diversity   1 192 23.96
10236 Generations   1 57 20.53
34
34
10376 String Factorization!   1 47 10.76
26
42
10420 Hardware upgrade   1 55 30.04
34
17

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