#include <stdio.h>  

int main() {  
	int a, b, c, max;  
	scanf("%d %d %d", &a, &b, &c);  
	max = a;  
	if (b > max) {  
		max = b;  
	}  
	if (c > max) {  
		max = c;  
	}  
	printf("%d\n", max);  
	return 0;  
}