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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
6256 Inversion Count   532 16923 31.63
16
18
15165 primes triangle (II)   2 18 31.62
39
17
84 Shortcut   1 231 31.61
17
9
11386 Recycled Numbers   1 194 31.61
17150 Palin Square   6 110 31.61
21
30
3405 Almost Shortest Path   80 1661 31.58
22
21
6264 Rank of a Fraction   4 129 31.58
12
34
7168 Termites strike back   2 9 31.58
17
34
8593 Covering the Corral   8 31.58
25528 LUTRIJA   1 8 31.58
17
17
26843 Who is the Best?   4 31.58
32093 Where The Friends Meet!   3 37 31.58
34
34
1707 Reliable Nets   4 340 31.57
28
23
7960 Multiplicative Palindrome   31 31.55
2852 Broken Keyboard   19 1194 31.54
14
14
31970 Urdhva - Tiryag Bhyam   -6 82 31.53
1
1
25382 Meetings   13 31.51
41212 Bankomat   1 19 31.51
1
1
36998 Superpowertree   2 22 31.49
17
17
4033 Phone List   151 6905 31.48
16
14
36861 Yet Another Perfect Square Equation   8 56 31.48
10
20
5084 Discrete Math Problem   6 280 31.46
15
24
7380 Factorial challenge   5 340 31.45
14
26
28450 Ada and Path   8 101 31.45
15
28
18963 Bhagat The Bit Man   10 650 31.44
5
12
20957 Alia and 3 Khans   1 74 31.44
34
17
7035 The Embarrassed Cryptographer   5 336 31.43
13
13
10079 Stammering Aliens   1 133 31.42
17
17
25967 Social Network Community   31 976 31.42
10
12
56 Dyzio   8 1208 31.39
11
14
13363 WIND VANE   6 391 31.39
17
17
31374 Matrix Multiplication 2K   1 29 31.38
26
9
7425 Hackers   4 166 31.38
26
17
19297 Nymphs from H10   27 31.37
12397 Johnny plays with connect 4   2 54 31.36
17
12
18469 Office Mates   1 50 31.36
17
34
21284 Can You Make It Empty 3   6 93 31.36
15
20
9569 Sum of Pairwise Products   6 826 31.36
4
12
26350 TWO SEQUENCES PROBLEM   12 265 31.34
10
15
30499 TWO STRINGS   5 24 31.34
14
14
2835 Memory Limit Exceeded   1 90 31.34
26
26
18245 Maggu and Triangles   -1 417 31.31
1
17
110 Fill the Cisterns   28 1400 31.31
21
20
3306 Very Special Boxes   1 108 31.31
17
17
296 Teamwork is Crucial   68 31.29
11409 Fibonacci With a Twist   11 1007 31.28
15
20
10283 ALL IZZ WELL   69 3441 31.28
17
14
10581 Ball Stacking Again   1 151 31.26
2051 Cell Phone   3 158 31.25
30
37
10883 Customs   14 31.25

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