#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
int main()
{
	int a = 0;
	int b = 0;
	int c = 0;
	int max = 0;
	scanf("%d %d %d", &a, &b, &c);
	if (a > b)
		max = a;
	else
		max = b;
	if (max > c)
		printf("%d", max);
	else
		printf("%d", c);
	return 0;
}