beecrowd | 1060

Positive Numbers

Adapted by Neilor Tonin, URI Brazil

Timelimit: 1

Write a program that reads 6 numbers. These numbers will only be positive or negative (disregard null values). Print the total number of positive numbers.

Input

Six numbers, positive and/or negative.

Output

Print a message with the total number of positive numbers.

Input Sample Output Sample

7
-5
6
-3.4
4.6
12

4 valores positivos