#include <cstdio>
#include <iostream>
#include <string>
#include <algorithm>

using namespace std;

int main() {
    freopen("cond.in", "r", stdin);
    freopen("cond.out", "w", stdout);

    int t1, t2;
    string s;
    cin >> t1 >> t2 >> s;

    if (s == "freeze")
        cout << min(t1, t2) << endl;

    if (s == "heat")
        cout << max(t1, t2) << endl;

    if (s == "auto")
        cout << t2 << endl;

    if (s == "fan")
        cout << t1 << endl;


    return 0;
}