Problem 509. Count photos

Solution 1442250

Submitted on 16 Feb 2018 by GEORGIOS BEKAS

This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test	Status	Code Input and Output
1	Pass	x = 10; y_correct = 45; assert(isequal(photos(x),y_correct))
2	Pass	x = 100; y_correct = 4950; assert(isequal(photos(x),y_correct))
3	Pass	x = 1000; y_correct = 499500; assert(isequal(photos(x),y_correct))

Test

Status

Code Input and Output

Pass

x = 10; y_correct = 45; assert(isequal(photos(x),y_correct))

Pass

x = 100; y_correct = 4950; assert(isequal(photos(x),y_correct))

Pass

x = 1000; y_correct = 499500; assert(isequal(photos(x),y_correct))