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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
23351 Hiccup And Lucky Dragons   15 9.45
26
17
1677 Halloween treats   6 930 39.65
17
22
4200 Hamster flight   13 1150 45.36
5
13
6478 Hamster Flight 2   2 63 32.91
17
34
351 Ha-noi!   382 42.22
1
1
9046 Clock Hands   2 376 22.31
34
26
89 Hang or not to hang   1 61 15.67
17
17
902 Hangover   56 17807 62.78
3
3
681 Building the Tower   2 98 19.80
17
12
1880 Hanoi Calls   203 55.14
14629 Play with Binary Numbers   4 496 39.92
8
9
27494 Happiness   5 18.64
10078 Happy Telephones   2 292 48.69
1
1
7560 F - Interesting Ranges   9 25.00
1689 Hard Problem   15 28.07
332 Hard Question   102 32.33
1
34
49 Hares and Foxes   1 107 7.62
17
26
26385 Harish and his rooks puzzle   6 202 34.56
4
1
7555 A - Crazy Rows   2 180 25.47
17
21
12260 Devlali Numbers   13 719 37.75
20
14
30499 TWO STRINGS   5 24 31.34
14
14
3578 Hashing   1 39 11.76
34
34
29 Hash it!   14 3594 24.14
14
8
7556 B - Stock Charts   39 39.64
7559 E - Football Team   9 19.70
10500 Haybale stacking   22 3303 33.89
10
14
37921 Birthday Present   3 37 30.64
42
34
6772 Happy Coins   14 2428 55.26
3
10
26978 Hofstadter–Conway 10000 dollar sequence   1 8 50.82
17
34
13577 Card Game   12 430 23.30
15
17
13621 Security   24 43.08
13622 Dead Pixels   23 25.52
6622 Islands and Hotel Chains   2 61 9.54
45
34
23821 Magic Schools   1 23 24.81
34
34
21418 Interesting Game with Polygons   1 33 27.75
17
34
20970 Alia and Handsome Devil   5 391 30.43
17
12
35152 Best Saved For The Last   1 10 28.57
1
17
3645 Farthest Headquarters   56 25.93
7132 Headshot   7 1393 37.21
8
14
1790 Binary Search Heap Construction   6 319 23.04
21
22
9643 He is Lazy   2 152 41.34
17
17
386 Help the problem setter   97 45.82
2856 Help Bob   6 273 31.92
21
23
25803 Help BTW   3 127 12.20
17
26
16716 Help Your Commander   6 55.10
15963 Help Donn   1 86 41.80
1
9
14949 HELPER   13 64.00
132 Help R2-D2!   12 761 29.54
19
16
7108 Heptadecimal Numbers   9 1222 35.57
2
2
8848 Herbicide   18 41.56

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