list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
32235 SOLVEIT   10 331 25.55
5
11
32577 Ada and Terramorphing   10 250 12.06
31
23
34975 Prime Friendly Numbers   10 41 19.29
28
26
36132 Rightful Distribution   10 152 40.16
8
8
36424 Abul and Prime Numbers   10 274 43.96
1
7
37053 Trailing Zeros   10 55 54.15
8
16
37169 Boba Inversion   10 101 34.12
15
20
17 The Bytelandian Cryptographer (Act I)   9 1369 41.77
15
26
417 The lazy programmer   9 647 20.15
21
23
676 Sorting is not easy   9 538 39.70
19
32
1700 Traveling by Stagecoach   9 458 38.66
19
17
2320 Manhattan   9 698 32.29
20
34
2426 Palindromes   9 1003 24.51
17
14
2526 Decoding   9 1035 36.35
23
15
2817 Distinct Increasing Subsequences   9 786 24.51
22
26
2901 One Geometry Problem   9 1819 36.10
4
13
3195 Doors and Penguins   9 239 27.25
19
16
3937 Wooden Sticks   9 677 36.87
23
28
5451 Not So Flat After All   9 1124 42.70
11
10
6717 Two Paths   9 227 17.51
34
36
7108 Heptadecimal Numbers   9 1223 35.57
2
2
7586 Number of Palindromes   9 1361 46.28
13
13
8995 CANDY   9 1338 38.33
8
6
9385 Strictly not a Prime   9 365 28.61
17
12
9386 Re-Arrange II   9 271 44.56
21
17
10233 Magical Bridges   9 162 27.59
29
24
10366 Play with Dates   9 1418 38.58
16
6
10606 Balanced Numbers   9 575 27.37
23
17
10639 The Blind Passenger   9 1991 44.67
4
5
12262 Mirror Strings !!!   9 924 33.39
16
17
12810 Yet Another Multiple Problem   9 282 21.77
21
23
13117 White Hats   9 616 37.55
4
14
13643 BATMAN3   9 912 41.61
11
12
13707 SHAHBAG   9 1458 39.15
4
5
14168 Amazing Factor Sequence (medium)   9 207 29.04
21
24
15437 Tambourine   9 1492 49.92
6
2
17617 WHAT A CO-ACCIDENT   9 1495 60.66
2
11
17717 Gopu and Counting Bitwise Prime Numbers   9 221 19.76
21
17
18408 The Valentine Confession   9 574 28.30
15
21
19144 Digo plays with Numbers   9 723 40.81
9
11
22337 Stick values   9 110 30.40
22
24
22412 Divisors of factorial (hard)   9 166 47.32
22
22
22463 Smallest Number (medium)   9 68 22.01
29
25
23153 Equivalent Passwords   9 72 36.19
21
14
23515 The Last String Bender   9 136 28.66
19
11
24957 Petya Brother and Repairment of Roads   9 163 27.88
24
24
25179 Kaos   9 276 40.48
19
25
25311 Candies   9 1088 35.69
6
7
25690 Laser Beam   9 71 25.76
9
22
26344 Related or not   9 362 52.34
8
9

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