#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;
}
/**************************************************************
	Problem: 1039
	User: fuhoubin
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:1144 kb
****************************************************************/