list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
11371 Answer the boss!   31 1129 34.89
15
15
2007 Another Very Easy Problem! WOW!!!   17 758 39.00
13
28
23875 Another Version of Inversion   6 61 30.74
21
21
22741 Another Valentine Maze Game (2D)   2 9 27.18
50
34
22740 Another Valentine Maze Game (1D)   4 42 47.33
5
21
2877 Another understanding of Super Dice Game   64 10.00
3974 Another Tree Problem   7 643 32.56
17
23
34379 Another Travelling Salesman Problem   1 4 41.67
34
12556 Another Traffic Problem   33 16.26
7565 Another Sorting Algorithm   1 29 14.60
50
1
1470 Another Sequence Problem   3 186 24.42
43
27
421 Another Road Problem   67 24.36
17
34
2565 Another Permutation Problem   1 56 24.15
34
17
1715 Another Necklace Problem   50 19.00
1671 Another Mathematical Problem   61 11.52
4194 Another Lucky Numbers   4 136 33.45
17
13
2371 Another Longest Increasing Subsequence Problem   15 766 13.24
29
33
4212 Another Longest Increasing Subsequence Problem   10 46.15
3466 Another Longest Common Subsequence Problem   6 42.86
12958 Another Gift Problem   35 18.33
6059 Another GCD problem   331 45.56
6285 Another Game With Numbers   31 1217 30.48
11
12
738 Another Counting Problem   1 224 40.38
1991 Another Continuous Fractions Problem   1 82 19.89
34
17
6042 Another Box Problem   10 830 49.87
6
17
684 Another Assignment Problem   1 103 12.41
34
1
14049 Annual Day   1 88 19.50
12
12
15312 Annoying Coins Quest   1 28 42.91
17
34
18915 Anils Proposal   2 26 18.54
50
50
32857 Angry Siam   3 54 33.76
28
28
1022 Angels and Devils   6 665 31.13
28
26
5832 AND Rounds   51 1688 24.83
17
20
36941 AND Queries   3 8 11.94
17
34
8478 Ancient Pocket Calculator   7 4.44
15088 Ancient Aliens   5 62.50
34
1
41834 Anagrams and GCD   10 10.78
41890 Anagrams and Divisibility   5 6.36
16243 Anagrams   2 259 25.37
17
12
13768 An Experiment by Penny   7 603 59.67
8
14
26646 An easy Problem   6 63 55.26
12
20
11931 AMZ Word   12 1681 64.48
9
10
11932 Amz Rock   12 1747 61.95
4
7
11354 Amusing numbers   52 3231 59.87
13
15
13096 Amr Samir   5 914 31.04
9
10
10450 Amoeba   98 17.32
40667 Ambitious XOXO   5 36 47.22
11
14
1673 Ambitious Manager   5 460 36.49
21
17
379 Ambiguous Permutations   70 12291 59.53
4
5
2171 Ambiguous Codes   1 63 34.57
19975 Amazing Prime Sequence (hard)   5 80 41.73
39
45

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