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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
7934 Operating System Problems (Task Scheduling)   2 138 56.50
17
17
8129 Sky Lift   2 138 25.49
24
19
10464 Reverse Engineering   4 138 48.42
17
28
11952 Intergalactic Highways   3 138 28.54
17
17
21172 Erdos et al   3 138 36.60
26
26
32257 Apoorv and Math problem   11 138 15.50
29
16
36951 HowManyLis   7 138 17.71
21
22
4194 Another Lucky Numbers   4 137 33.50
17
13
4552 Adding up Triangles   137 36.30
11564 E 23 Stairs pattern   1 137 39.39
17
23
18966 Vacation Planning   3 137 25.67
17
17
19146 Glorious Gamblers   -1 137 57.00
23
26
23147 The Ultimate Riddle   3 137 35.75
24
14
24772 Manipulate Dwarfs   5 137 30.45
20
20
4186 Break a New RSA system   1 136 35.61
15430 Alice in Amsterdam, I mean Wonderland   3 136 23.24
17
23
23515 The Last String Bender   9 136 28.73
19
11
25178 Elegant Permuted Sum   8 136 35.32
14
21
26108 Trending GCD   7 136 36.30
20
39
27942 Product it again   6 136 31.96
24
20
37 The Proper Key   1 135 13.97
17
17
5298 Interval Challenge   4 135 16.52
24
27
5831 Permutation Jumping   135 58.71
9547 Counting d-pairs   2 135 30.74
23
28
10644 Serve The Street   1 135 25.25
34
1
34945 Euler Puzzle   11 135 38.39
8
17
405 Tin Cutter   134 33.72
17
17
2056 Rectangular Polygon   1 134 47.66
1
17
9857 Eight Directions Crossword   134 15.08
18468 A Pleasant Stroll   10 134 35.01
23
19
19270 SIR CHIRAG AND MAGIC NUMBERS   134 47.47
29461 Alphabetic Rope3   4 134 56.08
34
26
33299 Ada and Furrows   11 134 60.73
17
19
36583 Game of Square   12 134 28.03
11
11
107 Calendar of the Maya   5 133 44.65
21
17
6681 Point on the side of the rectangle   1 133 44.54
17
17
25176 Compare Substring   4 133 43.29
9
9
69 Moulds   2 132 35.21
12
12
4587 Electric Fences   -1 132 32.10
26
26
19142 BSTRING   4 132 32.69
17
13
22553 Stack Overflow   5 132 26.41
12
10
30757 Ada and Carrot   6 132 35.44
17
34
31938 SLIS   2 132 39.76
34
34
401 Translations   131 38.11
17
34
2047 Stone Removing Game   -1 131 37.87
5542 Counting pairs   4 131 26.46
39
36
10114 Remoteland   3 131 55.81
34
28
14542 Pythagorean triples (medium)   2 131 18.41
9
26
16283 Treasure Island   5 131 24.53
17
15
19291 Structures   4 131 27.78
11
17

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