list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   229 142335 33.17
3
3
42 Adding Reversed Numbers   75 47541 48.65
6
5
2 Prime Generator   436 47447 15.55
15
14
11 Factorial   127 38526 45.92
5
12
24 Small factorials   107 31543 30.42
15
9
4 Transform the Expression   173 28899 49.06
12
11
1112 Number Steps   56 23938 44.48
3
4
3410 Feynman   84 23700 60.98
4
6
7974 What’s Next   29 21525 38.28
2
2
2123 Candy I   69 20617 44.77
3
4
1025 Fashion Shows   23 19517 47.64
3
4
346 Bytelandian gold coins   430 18679 26.30
12
12
400 To and Fro   58 18530 56.18
14
7
4300 Rectangles   129 18271 51.92
4
8
3442 The last digit   116 17772 28.58
9
9
54 Julka   122 16048 27.37
19
6
2148 Candy III   46 15686 24.34
9
5
394 Alphacode   402 15540 27.16
14
15
5 The Next Palindrome   343 14212 10.20
25
19
1030 Triple Fat Ladies   79 14080 51.27
4
13
297 Aggressive cows   595 13384 38.61
16
22
902 Hangover   34 13366 63.79
4
3
9948 Will it ever stop   88 12605 44.26
5
9
95 Street Parade   219 12165 31.54
14
11
1436 Is it a tree   243 11786 33.90
11
10
2157 Anti-Blot System   83 11346 44.58
10
6
3375 Stamps   28 11257 42.27
5
3
2727 Army Strength   35 11027 42.13
3
4
302 Count on Cantor   131 10831 63.21
13
14
6256 Inversion Count   363 10731 32.29
16
18
379 Ambiguous Permutations   67 10419 59.89
4
5
1437 Longest path in a tree   272 10298 38.92
14
15
6219 Edit distance   228 10244 34.56
12
17
11063 AP - Complete The Series (Easy)   27 10157 38.48
3
4
1724 Counting Triangles   56 10039 33.13
6
21
4408 Build a Fence   28 9762 46.01
4
4
3923 Philosophers Stone   232 9451 45.45
10
10
7424 Girls and Boys   69 9214 47.73
4
10
10509 Cards   51 9133 35.37
3
4
1419 A Game with Numbers   78 8760 62.09
2
10
1043 Can you answer these queries I   396 8229 19.51
24
24
14930 Princess Farida   198 8034 29.47
7
10
1021 Aibohphobia   212 7901 35.45
11
16
7742 Onotole needs your help   117 7802 38.60
4
12
7406 Beehive Numbers   31 7693 58.40
4
9
3377 A Bug’s Life   190 7510 26.74
13
13
8002 Horrible Queries   293 7503 29.25
20
18
7733 Happy Numbers I   67 7432 54.44
8
8
4141 Euler Totient Function   100 7430 37.35
8
12
2178 He is offside!   6 7388 49.87
3
4

Most popular tags