#include <iostream>
#include <limits.h>

using namespace std;

int main () {
	int current;
	int max = INT_MIN;
	for (int i = 0; i < 10; i++){
		cin >> current;
		if (current > max){
			max = current;
		}
	} 
	cout << "max=" << max << endl;
	return 0;
}