Ram Grades

Problem Statement

Ram is studying in Class V and has four subjects, each subject carry 100 marks. He passed with flying colors in his exam, but when his neighbour asked how much percentage did he got in exam, he got stuck in calculation. Ram is a good student but he forgot how to calculate percentage. Help Ram to get him out of this problem.

Input

First line contains four variables a, b, c and d.

Output

Print single line containing the percentage.

Example

Sample Input 1:
25 25 25 25

Sample Output 1:
25

Sample Input 2:
75 25 75 25

Sample Output 2:
50

import java.io.*; // for handling input/output

import java.util.*; // contains Collections framework

// don't change the name of this class

// you can add inner classes if needed

class Main {

        public static void main (String[] args) {

         Scanner sc=new Scanner (System.in);

        int a=sc.nextInt();

        int b=sc.nextInt();

        int c=sc.nextInt();

        int d=sc.nextInt();

System.out.print((a+b+c+d)/4);

        

        }

}