//Made by Vlad. Budnitski.
//AlphaTech - Programming Course.
#include <stdio.h>

int main()
{
	int grade1;
	int grade2;
	scanf("%d", &grade1);
	scanf("%d", &grade2);
	printf("Average = %d\n", (grade1 + grade2) / 2);
	return 0;
}