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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
867 Perfect Cubes   11 2168 47.60
7
5
27303 Count Doubles   3 618 34.34
7
5
11375 Espionage   10 1513 42.29
4
5
15965 PLAY WITH MATH   60 6827 46.44
4
5
2148 Candy III   54 20354 25.29
9
5
515 Collatz   1 442 43.43
1
5
5450 Tiles of Tetris, Not!   15 3149 35.94
4
5
7973 Sometimes, a penalty is good!   4 1196 29.41
5
5
8424 Life Game   4 154 52.91
13
5
9637 Black and White   12 2163 54.07
4
5
10639 The Blind Passenger   9 1989 44.73
4
5
12462 Boggle Scoring   7 533 47.76
5
5
12714 Fatawy   4 144 25.38
13
5
12978 SHAPE GAME   3 444 37.66
1
5
13707 SHAHBAG   9 1452 39.17
4
5
18530 Font Size   7 199 13.41
15
5
20845 Interesting Numbers   4 218 24.02
13
5
21616 Game of chocolate   3 581 30.85
5
5
31230 TV Schedule   5 78 52.87
9
5
31290 Math is Love   16 1055 40.10
6
5
35435 love and traffic   6 47 49.02
5
5
18164 Atoms in the Lab   32 3799 25.74
8
5
9788 Friends of Friends   66 7106 63.22
7
5
10286 DOTA HEROES   44 6025 45.00
3
5
4452 Simple Arithmetics II   55 7444 42.38
11
5
6694 D - Playing with Marbles   18 3493 66.80
3
5
379 Ambiguous Permutations   70 12295 59.53
4
5
2157 Anti-Blot System   104 12914 45.25
10
5
16420 Even Numbers   40 5223 48.00
6
5
10575 The Yellow Brick Road   7 1270 49.37
8
5
15429 Counting Ids   15 1899 50.01
5
5
15555 Check the coprimeness   23 3226 50.28
3
5
16778 Sir and the Guitar   6 146 54.55
4
5
23847 Acm Teams   24 1631 40.23
2
5
2149 Biased Standings   21 3481 33.28
5
5
17918 Gopu and Validity of Arrangement   15 1653 43.29
3
6
11063 AP - Complete The Series (Easy)   47 12967 37.22
3
6
870 Basically Speaking   7 1434 43.70
6
6
6450 PP numbers   10 877 41.73
10
6
28179 Appending String   2 248 42.99
8
6
3410 Feynman   120 33895 57.54
4
6
54 Julka   163 22911 27.44
19
6
12407 Johnny The Gambler   7 951 20.61
8
6
33795 Taskin and apple tree   8 313 27.25
6
6
34007 Adrita and Marbles   5 221 47.50
5
6
27 Sorting Bank Accounts   53 8727 40.44
11
6
3934 Recaman’s Sequence   25 3526 53.89
9
6
1728 Common Permutation   26 4145 46.50
6
6
10537 Edit Distance Again   22 2534 42.08
4
6
4549 Adding Sevens   19 1921 33.12
17
6

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