Input
The first line contains the number
N (1<=N<=20) - the number of elements of a one-dimensional array. The second line contains
N integers not equal to zero (all numbers modulo no more than 100).
Imprint
Print one number - the number of positive elements.
Examples
| # |
Input |
Output |
| 1 |
5
1 -5 -3 -4 5
| 2 |