Three-digit numbers
Execution time limit is 1 second
Runtime memory usage limit is 64 megabytes
Determine the number of three-digit numbers where the digits are in increasing order and their sum equals m.
Input
A natural number m, where 1 ≤ m ≤ 27.
Output
A single integer representing the solution to the problem.
Examples
Input #1
Answer #1
Input #2
Answer #2
Submissions 556
Acceptance rate 58%