ID NAME QUALITY USERS ACC % DIFFICULTY C I
32840 Ada and Digits   14 143
21
18
1704 Countdown   1 292
26
9
36946 March Of The King   2 8
42
42
18297 Problem4   24 529
18
20
18298 Problem5   10 459
12
12
56 Dyzio   7 1063
12
14
27182 Easy modified sudoku   4 251
17
12
1790 Binary Search Heap Construction   5 301
21
22
31 Fast Multiplication   46 5888
15
12
25 Pouring water   95 4435
19
22
2047 Stone Removing Game   -1 127
339 Recursive Sequence   66 3117
18
16
479 Permutation generator   1 120
28
23
738 Another Counting Problem   219
5885 Troops of Sand Monsters   2 104
17
17

#recursion

Recursion is a method where the solution to a problem depends on solutions to smaller instances of the same problem

https://en.wikipedia.org/wiki/Recursion_(computer_science) https://en.wikipedia.org/wiki/Recursion - as a general term https://www.khanacademy.org/computing/computer-science/algorithms/recursive-algorithms/a/recursion http://learnyouahaskell.com/recursion - recursion in Haskell