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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
423 Assignments   242 4661 33.55
18
21
1027 Fool the Police   25 1637 26.97
18
23
10738 Ra-One Numbers   35 1544 33.77
18
22
12933 n-divisors   59 2293 19.29
18
17
24689 Fibo and non fibo   10 308 32.64
18
18
14834 Foxlings   34 1161 28.52
18
12
26914 Collecting Mango   17 729 18.97
18
23
3643 Traffic Network   89 2095 18.29
18
21
7188 Escape from Jail   12 618 30.90
18
23
3436 Histogram   44 1493 44.55
19
22
61 Brackets   175 5415 24.41
19
20
243 Stable Marriage Problem   12 1532 40.54
19
22
962 Intergalactic Map   2 564 23.41
19
28
3387 Changing Maze   13 616 29.54
19
9
16776 Modems   13 206 30.38
19
15
3871 GCD Extreme   79 2604 29.45
19
26
3943 Nested Dolls   29 1221 23.66
19
26
12563 Halt The War   8 386 29.18
19
19
11391 EASY MATH   25 1318 19.95
19
17
8001 Fibonacci Sum   179 6801 27.70
19
19
8980 Cost   46 1158 29.35
19
26
25 Pouring water   100 5383 24.21
19
22
1700 Traveling by Stagecoach   9 453 38.30
19
17
3724 Rainbow Ride   8 477 35.98
19
19
4191 Sky Code   12 619 27.31
19
26
8495 Maximum Subset of Array   7 729 27.80
19
17
8725 Closest Point Pair   31 1871 20.22
19
21
9493 Advanced Fruits   92 2231 37.41
19
16
10111 Nonnegative Partial Sums   13 508 29.76
19
17
25891 Peculiar Number   14 232 41.98
19
16
6470 Finding the Kth Prime   48 7327 27.29
19
14
18284 Petya and the Road Repairs   59 876 24.00
19
22
2817 Distinct Increasing Subsequences   8 783 24.52
19
26
3195 Doors and Penguins   9 238 27.22
19
16
7683 Powered and Squared   8 710 27.13
19
16
7826 Tree Isomorphism   7 516 22.43
19
27
15655 Product of factorials   20 1319 23.43
19
19
23237 Feast Coins   11 101 41.52
19
17
25179 Kaos   9 271 41.34
19
25
27369 Gupta ji Birthday !!   9 122 32.07
19
19
33372 Lannister Army   12 346 20.73
19
29
54 Julka   163 23017 27.48
19
6
279 Interesting number   26 818 24.07
19
24
18425 Polynomial Multiplication   47 1548 39.21
19
23
3866 Finding Palindromes   7 244 19.43
19
23
6286 Sum of products   10 365 36.40
19
28
8547 Euclids algorithm revisited   27 1396 22.96
19
22
22329 Chicks   8 94 38.39
19
19
26345 PATHETIC STRINGS   7 70 25.30
19
19
28451 Ada and Cities   10 140 26.42
19
17

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