list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
15437 Tambourine   9 1484 49.94
6
2
17617 WHAT A CO-ACCIDENT   9 1476 60.78
2
11
27318 Primal Fear   30 1472 22.28
13
14
13769 Roommate Agreement   51 1461 31.18
11
17
13707 SHAHBAG   9 1452 39.17
4
5
227 Ordering the Soldiers   21 1444 33.15
21
23
10620 KNJIGE   27 1439 44.33
4
18
1538 Making Jumps   11 1437 39.04
16
15
7208 Black or White   58 1437 43.45
16
19
870 Basically Speaking   7 1436 43.73
6
6
3944 Bee Walk   18 1423 56.23
11
15
10968 LUCIFER Number   41 1420 64.79
21
21
7386 Activities   62 1419 25.50
16
19
10285 Why this kolaveri di   21 1418 53.11
12
21
10416 Van Helsings gun   3 1417 54.03
6
13
1391 Summing to a Square Prime   16 1415 54.06
12
17
10366 Play with Dates   9 1411 38.46
16
6
25131 Largest Odd Divisor   17 1403 33.38
6
7
110 Fill the Cisterns   28 1400 31.31
21
20
18937 Touch of Venom   21 1399 23.24
11
13
8057 Square Free Factorization   16 1391 41.46
7
15
7132 Headshot   7 1389 37.18
8
14
8547 Euclids algorithm revisited   27 1388 22.99
19
22
15650 Dark roads   27 1388 36.28
10
10
4201 Coder Ratings   26 1386 35.98
15
18
15208 Minimum Cost   16 1384 57.54
9
11
17112 Training Land of Fury   18 1382 47.83
9
9
338 Roads   37 1381 23.86
17
22
3868 Total Flow   11 1376 36.17
14
13
10381 Search in the dictionary!   34 1371 25.94
17
11
3374 Scavenger Hunt   10 1364 50.35
9
10
10712 Easy Calculation   16 1362 35.76
10
14
3407 Candy   30 1357 42.63
11
19
3861 Laser Phones   30 1356 28.60
20
18
5979 Yet Another Permutations Problem   5 1351 49.49
7
15
17 The Bytelandian Cryptographer (Act I)   8 1346 41.83
15
26
26607 CODER FIRST PROBLEM   34 1341 57.18
6
7
660 Dungeon of Death   14 1340 42.88
13
26
26315 Crazy Smoker   23 1340 35.27
4
9
13015 Counting Primes   32 1331 21.82
16
14
8995 CANDY   9 1330 38.30
8
6
5970 Finding Primes   22 1328 27.88
16
15
18201 RK Sorting   20 1328 38.10
21
12
15655 Product of factorials   20 1319 23.45
19
19
18714 Can You Make It Empty 2   15 1317 29.16
8
11
11391 EASY MATH   25 1312 20.03
19
17
15086 Land Acquisition   37 1311 28.38
24
30
35 Equipment Box   6 1300 14.61
7
20
3184 Game of Lines   8 1300 27.74
14
9
28308 Ada and Spring Cleaning   51 1298 19.08
18
17

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