Module: (Python) Conditional statement


Problem

15 /17


Quiz

Problem

The students received A - A's, B - B's, C - C's, and D - D's for the class quiz.
Write a program that determines how many students got a grade higher than the grade point average.

Input format
The input to the program is 4 numbers (A, B, C, D), one per line. 

Output format
Output one number - how many students got a grade higher than the average.
 
Example
Входные данные Выходные данные
1 10
6
2
3
10