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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
416 Divisibility by 15   5 1018 15.45
31
26
428 Particular Palindromes   5 492 32.02
22
24
741 Steady Cow Assignment   5 480 31.34
20
29
1285 Continuous Fractions Again   5 370 41.66
15
10
1434 Equation   5 415 33.18
21
26
1466 Blue Mary Needs Help Again   5 208 20.49
30
34
1482 A short vacation in Disneyland   5 225 14.62
31
24
1673 Ambitious Manager   5 462 36.55
21
17
2059 Robotic Sort   5 658 32.25
28
26
2174 Drop the Triples   5 116 29.73
21
24
2178 He is offside!   5 8389 50.10
3
4
2666 Query on a tree IV   5 688 13.66
38
34
2714 Cow Cars   5 652 37.24
14
17
2737 Perfect Rhyme   5 357 17.13
27
26
2816 Common Subsequences   5 217 28.61
26
34
2853 Decode the Strings   5 425 39.68
15
17
3882 Cijevi   5 258 37.67
30
14
4198 Lego   5 180 25.40
24
22
4681 Twice   5 280 21.01
24
27
4988 Madrids One Way Streets   5 196 28.68
15
15
5240 Area of a Garden   5 1689 47.03
4
9
5465 Deliver pizza   5 404 22.80
21
15
5979 Yet Another Permutations Problem   5 1352 49.45
7
15
6988 Beer Machines   5 32 18.72
43
37
7002 Buildings   5 76 37.21
21
30
7035 The Embarrassed Cryptographer   5 338 31.61
13
13
7210 Draw Mountains   5 330 43.85
17
6
7231 Homework   5 222 21.48
17
26
7232 Inversion Sort   5 156 17.14
32
23
7296 Trees Again   5 166 50.53
21
30
7380 Factorial challenge   5 342 31.50
14
26
7600 Milk Trading   5 183 30.24
1
28
7947 Almost square factorisation   5 120 51.97
8
11
7973 Sometimes, a penalty is good!   5 1197 29.43
6
8
8591 Prime Permutations   5 105 30.95
28
23
9587 The Prime conjecture   5 570 34.37
9
9
9644 Imperialism   5 172 30.50
8
14
10270 Temperature   5 205 32.39
21
21
10515 K12-Combinations   5 410 27.97
5
17
10547 Delivery Route   5 50 19.68
34
34
10649 Mirror Number   5 176 21.53
13
30
10711 VUK   5 182 52.69
20
23
11103 PrimeFactorofLCM   5 570 25.78
17
17
11321 G-One Sort   5 775 37.92
13
17
11472 Amazing Maze   5 261 29.01
17
26
11477 Meeting For Party   5 479 27.97
17
12
11844 Binary Sequence of Prime Number   5 223 21.45
34
28
12012 grace marks   5 224 22.86
21
21
12030 Blackout   5 374 44.59
20
15
12076 Longest Common Subsequence   5 123 4.21
50
50

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