1 C

#include <iostream>
#include <cmath>
#include <iomanip>

using namespace std;

int main() {
    int a, b, c;

    cin >> a >> b >> c;

    if (a > b && a > c) cout << a;
    else if (b > c) cout << b;
    else cout << c;

    //cout.precision(10);
    //cout << fixed << (a + b) * c;

    return 0;
}