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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   298 214971 33.04
4
3
2 Prime Generator   626 79214 16.04
15
13
42 Adding Reversed Numbers   103 76958 48.36
6
4
11 Factorial   174 58500 44.94
6
12
24 Small factorials   154 49819 29.69
15
9
4 Transform the Expression   258 43076 49.24
12
11
297 Aggressive cows   1060 41901 36.08
16
23
7974 What’s Next   51 40914 35.12
2
2
3410 Feynman   122 34012 57.51
4
6
1112 Number Steps   84 33806 43.21
4
4
3442 The last digit   188 29455 26.92
9
8
2123 Candy I   97 28551 44.25
4
5
1025 Fashion Shows   30 27632 46.38
3
3
4300 Rectangles   174 26700 49.90
5
8
346 Bytelandian gold coins   541 25708 25.14
11
12
400 To and Fro   90 23292 55.53
14
7
54 Julka   163 23015 27.48
19
6
394 Alphacode   577 22185 27.26
15
15
1436 Is it a tree   337 20512 35.21
10
10
2148 Candy III   54 20398 25.31
9
5
5 The Next Palindrome   452 20040 10.74
25
18
1437 Longest path in a tree   404 19318 39.02
14
14
1030 Triple Fat Ladies   106 19078 51.75
4
12
95 Street Parade   318 18206 29.02
14
11
902 Hangover   56 17790 62.77
3
3
9948 Will it ever stop   119 17764 43.08
4
9
6256 Inversion Count   532 16979 31.62
16
18
3377 A Bug’s Life   342 15291 27.42
12
13
11814 Eko   171 15161 26.57
13
13
2727 Army Strength   37 14504 41.22
4
4
3375 Stamps   28 13719 41.75
5
3
1043 Can you answer these queries I   565 13489 18.56
25
24
10509 Cards   78 13436 34.02
4
4
6219 Edit distance   305 13098 33.16
12
18
1724 Counting Triangles   69 13059 34.02
7
21
302 Count on Cantor   155 13001 61.30
13
14
11063 AP - Complete The Series (Easy)   47 12986 37.21
3
6
2157 Anti-Blot System   104 12924 45.25
10
5
3923 Philosophers Stone   308 12647 43.44
10
11
3267 D-query   452 12585 27.77
19
23
379 Ambiguous Permutations   70 12322 59.56
4
5
7424 Girls and Boys   91 12254 46.92
4
10
4408 Build a Fence   37 12242 44.77
4
5
1419 A Game with Numbers   118 11986 61.60
3
10
14930 Princess Farida   274 11954 26.97
7
10
4141 Euler Totient Function   144 11521 38.50
8
11
1716 Can you answer these queries III   233 10964 42.94
22
21
32 A Needle in the Haystack   193 10957 38.22
15
14
8002 Horrible Queries   396 10797 29.60
19
18
1021 Aibohphobia   307 10604 36.17
12
17

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