#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <cstring>
#include<iostream>
#include<map>
#include<vector>
#include<algorithm>
using namespace std;

bool compare(int n, int m) {
    return n > m;
}

int main() {
    vector<int> myArr;
    int n;
    int i = 0;
    while (i < 10) {
        scanf("%d", &n);
        myArr.push_back(n);
        i++;
    }
    sort(myArr.begin(), myArr.end(), compare);
    printf("max=%d\n", myArr[0]);
    return 0;
}