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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
7560 F - Interesting Ranges   11 25.49
7561 Lexicographic position   1 34 34.11
42
26
7563 Hi6   36 17.42
26
26
7565 Another Sorting Algorithm   1 29 14.07
50
1
7566 Expected Cycle Sums   46 47.66
7567 Divisor Summation Powered   13 366 21.37
17
23
7579 Power Calculus   306 48.48
34
17
7581 The Best Name for Your Baby   10 34.38
7583 Cubic Eight-Puzzle   1 29 30.67
50
34
7586 Number of Palindromes   9 1383 46.51
13
13
7588 Wise And Miser   70 5462 67.69
8
10
7589 Cave Crisis   12 53.33
7599 Optimal Strategy for the ICPC   8 18.00
7600 Milk Trading   5 183 30.24
1
28
7602 New Game with a Chess Piece   4 227 31.24
17
34
7603 Fibonacci Factor   1 26 26.94
7623 Divisors VI   2 27 14.22
34
34
7627 Driving Direction   10 59.74
7628 Mathematics   2 64 28.57
17
17
7629 Building Ports   42 12.86
7630 SHOPPERS   148 36.54
7632 Architecture   18 22.92
7637 Road Map   3 78 54.68
20
20
7666 Telecommunications   23 25.49
7668 Pebble Solver   15 2004 50.42
8
11
7676 Sum of Digits   105 4908 38.57
17
20
7680 Electrical Engineering   15 33.55
7683 Powered and Squared   8 712 27.14
19
16
7685 Flowers   4 314 30.06
15
24
7691 Homo or Hetero   22 1660 36.14
15
11
7692 Chemistry   69 13.82
7693 Environmental Engineering   11 23.39
7696 Encryption   3 993 35.89
17
17
7704 Civil Engineering   1 636 44.71
9
26
7709 Jumping Zippy   3 66 54.61
26
34
7718 Number of common divisors   86 7147 24.35
12
13
7733 Happy Numbers I   89 9389 53.38
8
8
7734 Twist and whirl - want to cheat   8 239 45.31
24
17
7737 Escape   55 33.68
7739 Sound   12 481 33.79
20
17
7740 Fence   18 27.69
7741 Sequence   7 809 30.29
11
23
7742 Onotole needs your help   138 10135 41.08
4
11
7745 Bingo!   753 38.76
17
1
7746 Cocircular Points   61 17.44
42
17
7753 Happy Numbers II   3 649 15.93
23
17
7757 Flowers Flourish from France   12 3168 53.01
7
2
7758 Growing Strings   174 32.41
7759 Hyperactive Girl   1 106 39.75
26
26
7760 Kids’ Wishes   1 92 31.74
34
1

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