ID NAME QUALITY USERS ACC % DIFFICULTY C I
32840 Ada and Digits   15 167
20
18
1704 Countdown   298
26
9
36946 March Of The King   2 13
42
42
18297 Problem4   24 536
18
20
18298 Problem5   10 478
12
12
56 Dyzio   8 1205
11
14
27182 Easy modified sudoku   4 295
17
12
1790 Binary Search Heap Construction   6 315
21
22
31 Fast Multiplication   48 8592
15
12
25 Pouring water   99 5324
19
22
2047 Stone Removing Game   -1 132
339 Recursive Sequence   74 3598
20
17
479 Permutation generator   1 125
21
17
738 Another Counting Problem   1 224
5885 Troops of Sand Monsters   2 107
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