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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
8426 Trie Expectation   1 170 62.16
9
26
8433 Revenge of the squares (variation)   1 490 49.27
17
17
8449 Plotting functions (variation)   1 24 22.14
17
17
8462 Barn Allocation   1 220 56.75
34
34
8491 Messy Phone List   1 54 19.69
34
17
8549 BST again   1 95 17.08
17
34
8578 Reverse the Sequence   1 89 38.72
34
50
8583 Garden   1 20 61.11
17
34
8625 Just The Simple Fax   1 80 42.15
34
17
8626 Show Me The Fax   1 111 43.20
8629 Stock Prices   1 103 45.70
17
17
8651 Alien arithmetic   1 45 18.37
8666 Maximum - Profit -- Version II   1 101 45.00
9
9
8667 Board-Queries   1 52 21.51
17
17
8732 Best Fit   1 196 30.84
8734 Charlie and the Chocolate Factory   1 46 18.31
26
34
8735 Suffix Of Cube   1 102 43.91
8759 Alpine Skiing   1 54 38.37
8795 Twenty Questions   1 44 21.94
8841 Avaricious Maryanna   1 77 37.90
8843 Complete the Set   1 57 32.13
1
17
8845 Entertainment   1 52 39.11
34
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

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