list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
26561 Pair Divisible 2   1 14 8.46
34
34
26527 DIVSEQ   15 227 46.61
12
17
26450 Palindromic Primes (Hard)   5 34 25.05
34
30
26445 Alicias Afternoon Amble   11 185 57.17
20
26
26385 Harish and his rooks puzzle   6 202 34.78
4
1
26368 Power and Mod   4 240 18.61
20
20
26352 George vs Kramer   3 50 46.67
12
17
26350 TWO SEQUENCES PROBLEM   12 264 31.30
10
15
26349 TRAVELLING DILEMMA   2 38 26.73
34
34
26348 K NUMBERS   11 276 38.16
9
9
26347 HELP SHELDON   8 596 40.39
5
7
26346 STUNNING GCD   10 638 37.12
1
8
26345 PATHETIC STRINGS   7 70 25.30
19
19
26344 Related or not   9 361 52.41
8
9
26319 I LOVE Kd-TREES   10 206 42.69
20
26
26315 Crazy Smoker   23 1338 35.34
4
9
26314 Corn Headache   7 354 35.86
8
9
26308 Get higher and higher   6 99 34.64
12
23
26306 Pointers   23 32.95
26305 Lights On!   6 238 22.21
17
24
26301 Bits. Exponents and Gcd   4 122 40.43
21
26
26257 detective sherlock holmes   -12 215 26.42
15
17
26214 Pisano Factors   3 23 31.90
26
26
26212 Keyur and Mohib Tree   15 213 40.30
8
12
26194 The wit of Tenali Raman   1 9 19.13
1
34
26193 Lost and survived   46 823 35.18
16
12
26187 Captain Claw   59 25.16
17
12
26184 Colorful Beads   2 36 36.22
34
34
26183 Laser Beam 2.0   1 4 18.18
17
17
26182 Perfect Superstring   2 10 62.50
34
34
26181 Walking Jumper   5 28.57
26180 Folding Stick   1 24 50.94
17
17
26179 Windy Cannon   8 291 35.90
5
2
26176 HARRY POTTER AND THE FORBIDDEN FOREST   4 82 27.10
24
12
26132 Sum the Decimal-part II   3 50 38.24
17
9
26119 Revenge of Arjuna   1 16 25.55
17
17
26108 Trending GCD   7 119 35.04
20
39
26073 Counting Divisors   3 113 24.81
39
34
26054 BMW   21 605 17.62
12
14
26045 GCD OF MATRIX (hard)   3 118 28.86
47
28
26017 GCD OF MATRIX   2 257 39.16
23
34
25977 Matrix   2 79 35.71
17
26
25967 Social Network Community   31 974 31.38
10
12
25962 Essay   5 67 32.19
10
17
25960 Cat and Mouse I   55 14.32
25959 Next Lexicographically Greater Substring   4 39 22.94
23
23
25942 Ball sum   42 1772 35.62
11
11
25924 Cricket Selection   1 73 25.40
9
23
25893 Longest Perfect Increasing Subsequence   38 682 39.25
8
12
25892 Palindrome in a Tree   6 138 35.46
14
12

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