list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
15769 Enjoy Adding GP to Series   2 60 26.50
28
34
17711 Gopu and Create Collections Part Two   4 260 29.03
28
28
18094 Robert Langdon & Florence   1 175 64.69
28
23
18667 Product of factorials (hard)   3 42 26.61
28
34
19143 TRISQRS   169 38.02
28
34
19148 Kill them All   3 110 22.38
28
34
19722 Modular Tetration   3 32 70.55
28
28
20041 Hippo and Bloody Jungle   -1 37 18.60
28
17
21642 Tsunami   3 138 41.96
28
23
21834 Sadde and His City   3 45 24.22
28
23
23806 Yossy, The King of IRYUDAT   3 43 5.48
28
39
25001 Red Blue Line Segments   2 236 17.08
28
26
25365 Hexagram   3 33 48.78
28
17
25396 A Terribly Grimm Problem   2 18 30.77
28
28
27378 Legend of Heta   2 62 18.33
28
28
31772 Boss Baby   2 8 15.19
28
17
32843 Ada and TicTacToe   3 46 22.58
28
23
32857 Angry Siam   3 54 33.76
28
28
32940 Alien Language   2 68 39.02
28
34
34380 Even Semiprime Runs   4 22 63.74
28
28
34549 Mysteriousness of a Logical Expression   7 61 10.49
28
23
34742 Help Robin!!   13 8.47
28
28
37391 Development Colored   3 12 31.46
28
23
237 Sums in a Triangle   -13 3568 42.39
28
10
1702 Cleaning Robot   45 1530 34.35
28
20
4350 GiĆ” trị lớn nhất 3   14 408 23.19
28
19
30755 Ada and GCD   20 434 21.73
28
15
13367 EVEN COUNT   7 346 22.95
28
19
839 Optimal Marks   8 811 24.35
28
34
1022 Angels and Devils   6 665 31.13
28
26
1329 Matrix   6 409 17.21
28
26
2059 Robotic Sort   5 628 31.58
28
26
3545 Najkraci   6 179 28.96
28
34
3975 Most Servings Meal   8 349 26.33
28
28
6517 Farmer Sepp   7 322 21.75
28
26
18336 Search Bit Sum   8 163 37.20
28
23
34975 Prime Friendly Numbers   10 39 20.32
28
26
11985 Gao on a tree   25 719 15.06
27
27
23963 Easy Factorials   10 112 16.88
27
26
347 Lazy Cows   4 263 28.60
27
21
1461 Greedy Hydra   3 193 33.50
27
30
2737 Perfect Rhyme   5 333 18.58
27
26
3977 Police Query   8 291 17.08
27
30
8791 Dynamic LCA   7 432 28.57
27
25
10802 Sum of Tetranacci numbers   4 262 38.84
27
21
15566 Coprime Again   7 66 26.42
27
34
16128 THE INDIAN OCEAN   3 52 9.72
27
27
16282 Horace and his primes   5 258 40.19
27
27
22561 Roger and tree III   5 25 11.34
27
27
23969 Helping Jar Jar Binks   5 77 21.28
27
30

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