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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   300 216329 33.05
4
3
2 Prime Generator   627 79793 16.07
15
13
42 Adding Reversed Numbers   103 77759 48.30
6
4
11 Factorial   174 58737 44.93
6
12
24 Small factorials   154 50055 29.65
15
9
4 Transform the Expression   258 43221 49.23
12
11
297 Aggressive cows   1062 43035 36.01
16
23
7974 What’s Next   52 41631 35.00
2
2
3410 Feynman   122 34132 57.50
4
6
1112 Number Steps   84 33874 43.17
4
4
3442 The last digit   189 29537 26.93
9
8
2123 Candy I   97 28673 44.23
4
5
1025 Fashion Shows   30 27669 46.38
3
3
4300 Rectangles   175 26747 49.92
5
8
346 Bytelandian gold coins   544 25750 25.15
11
12
400 To and Fro   90 23321 55.54
14
7
54 Julka   163 23070 27.48
19
6
394 Alphacode   577 22302 27.28
15
15
1436 Is it a tree   337 20596 35.21
10
10
2148 Candy III   54 20415 25.31
9
5
5 The Next Palindrome   452 20107 10.74
25
18
1437 Longest path in a tree   406 19460 39.11
14
15
1030 Triple Fat Ladies   106 19093 51.76
4
12
95 Street Parade   318 18260 29.02
14
11
902 Hangover   56 17806 62.77
3
3
9948 Will it ever stop   119 17787 43.08
4
9
6256 Inversion Count   532 17144 31.70
16
18
11814 Eko   171 15415 26.58
13
13
3377 A Bug’s Life   342 15388 27.44
12
13
2727 Army Strength   37 14513 41.23
4
4
3375 Stamps   28 13726 41.75
5
3
1043 Can you answer these queries I   566 13628 18.64
25
24
10509 Cards   78 13456 34.01
4
4
6219 Edit distance   305 13118 33.17
12
18
1724 Counting Triangles   69 13084 34.04
7
21
302 Count on Cantor   155 13007 61.29
13
14
11063 AP - Complete The Series (Easy)   47 12993 37.22
3
6
2157 Anti-Blot System   104 12932 45.25
10
5
3267 D-query   455 12806 27.91
19
23
3923 Philosophers Stone   308 12670 43.45
10
11
379 Ambiguous Permutations   71 12328 59.57
4
5
7424 Girls and Boys   91 12273 46.93
4
10
4408 Build a Fence   37 12263 44.80
4
5
1419 A Game with Numbers   118 12010 61.54
3
10
14930 Princess Farida   274 11999 26.96
7
10
4141 Euler Totient Function   145 11607 38.58
8
11
1716 Can you answer these queries III   234 11163 43.04
22
21
32 A Needle in the Haystack   193 11020 38.23
15
14
8002 Horrible Queries   396 10835 29.63
19
18
1021 Aibohphobia   308 10622 36.17
12
17

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