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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   297 214303 33.04
4
3
2 Prime Generator   624 78854 16.02
15
13
42 Adding Reversed Numbers   103 76671 48.37
6
4
11 Factorial   174 58314 44.94
6
12
24 Small factorials   153 49657 29.68
15
9
4 Transform the Expression   258 42951 49.21
12
11
297 Aggressive cows   1060 41324 36.09
16
23
7974 What’s Next   51 40681 35.14
2
2
3410 Feynman   120 33963 57.50
4
6
1112 Number Steps   84 33765 43.20
4
4
3442 The last digit   188 29395 26.92
9
8
2123 Candy I   96 28516 44.24
4
5
1025 Fashion Shows   30 27597 46.38
3
3
4300 Rectangles   174 26652 49.91
5
8
346 Bytelandian gold coins   541 25683 25.15
11
12
400 To and Fro   90 23272 55.52
14
7
54 Julka   163 22975 27.46
19
6
394 Alphacode   577 22127 27.25
15
15
1436 Is it a tree   337 20459 35.21
10
10
2148 Candy III   54 20381 25.30
9
5
5 The Next Palindrome   452 19984 10.73
25
18
1437 Longest path in a tree   404 19220 38.97
14
14
1030 Triple Fat Ladies   106 19058 51.74
4
12
95 Street Parade   317 18174 29.02
14
11
902 Hangover   56 17777 62.76
3
3
9948 Will it ever stop   119 17748 43.08
4
9
6256 Inversion Count   532 16916 31.64
16
18
3377 A Bug’s Life   342 15254 27.40
12
13
11814 Eko   171 15001 26.60
13
13
2727 Army Strength   37 14492 41.23
4
4
3375 Stamps   28 13707 41.75
5
3
1043 Can you answer these queries I   565 13410 18.51
25
24
10509 Cards   78 13386 34.09
4
4
6219 Edit distance   305 13089 33.17
12
18
1724 Counting Triangles   69 13045 34.03
7
21
302 Count on Cantor   154 12997 61.31
13
14
11063 AP - Complete The Series (Easy)   47 12977 37.20
3
6
2157 Anti-Blot System   104 12922 45.25
10
5
3923 Philosophers Stone   308 12628 43.45
10
11
3267 D-query   452 12466 27.66
19
23
379 Ambiguous Permutations   70 12315 59.56
4
5
7424 Girls and Boys   91 12239 46.91
4
10
4408 Build a Fence   37 12234 44.77
4
5
1419 A Game with Numbers   118 11971 61.59
3
10
14930 Princess Farida   274 11927 26.97
7
10
4141 Euler Totient Function   144 11481 38.47
8
11
32 A Needle in the Haystack   193 10918 38.19
15
14
1716 Can you answer these queries III   233 10826 42.83
22
21
8002 Horrible Queries   396 10774 29.48
19
18
1021 Aibohphobia   307 10598 36.17
12
17

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