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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
7560 F - Interesting Ranges   12 21.13
7561 Lexicographic position   1 34 33.59
42
26
7563 Hi6   38 16.47
26
26
7565 Another Sorting Algorithm   1 31 14.41
50
1
7566 Expected Cycle Sums   48 47.76
7567 Divisor Summation Powered   13 367 21.40
17
23
7579 Power Calculus   321 49.42
34
17
7581 The Best Name for Your Baby   13 31.82
7583 Cubic Eight-Puzzle   1 30 31.13
50
34
7586 Number of Palindromes   9 1409 46.75
13
13
7588 Wise And Miser   70 5497 67.43
8
10
7589 Cave Crisis   13 54.84
7599 Optimal Strategy for the ICPC   9 19.61
7600 Milk Trading   5 186 30.63
1
28
7602 New Game with a Chess Piece   4 229 31.40
17
34
7603 Fibonacci Factor   1 26 25.49
7623 Divisors VI   2 27 14.16
34
34
7627 Driving Direction   13 48.51
7628 Mathematics   2 66 28.90
17
17
7629 Building Ports   44 12.23
7630 SHOPPERS   149 36.64
7632 Architecture   18 22.92
7637 Road Map   3 79 54.90
20
20
7666 Telecommunications   25 27.62
7668 Pebble Solver   15 2007 50.45
8
11
7676 Sum of Digits   106 4997 38.67
17
20
7680 Electrical Engineering   17 34.19
7683 Powered and Squared   8 715 27.17
19
16
7685 Flowers   4 351 32.96
13
26
7691 Homo or Hetero   22 1672 36.23
15
11
7692 Chemistry   71 13.77
7693 Environmental Engineering   38 39.23
7696 Encryption   3 999 35.89
17
17
7704 Civil Engineering   1 639 44.57
9
26
7709 Jumping Zippy   3 66 53.82
26
34
7718 Number of common divisors   87 7255 24.41
11
13
7733 Happy Numbers I   89 9398 53.35
8
8
7734 Twist and whirl - want to cheat   8 244 45.45
24
17
7737 Escape   57 34.36
7739 Sound   12 483 33.82
20
17
7740 Fence   21 21.65
7741 Sequence   7 810 30.31
11
23
7742 Onotole needs your help   138 10141 41.08
4
11
7745 Bingo!   756 38.84
17
1
7746 Cocircular Points   62 16.64
42
17
7753 Happy Numbers II   3 650 15.93
23
17
7757 Flowers Flourish from France   12 3168 53.04
7
2
7758 Growing Strings   175 32.42
7759 Hyperactive Girl   1 108 40.12
26
26
7760 Kids’ Wishes   1 94 31.79
34
1

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