제출 #1323869

#제출 시각아이디문제언어결과실행 시간메모리
1323869ensonHomework (CEOI22_homework)C++20
0 / 100
118 ms19536 KiB
#include <bits/stdc++.h>
using namespace std;
#define int long long

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    string exp;
    cin >> exp;
    int N = (int)count(exp.begin(), exp.end(), '?');
    vector<int>mi;
    for(int i = 0; i < exp.size()-3; i++){
        if (exp.substr(i, 3) == "max"){
            mi.push_back(0);
        } else if (exp.substr(i, 3) == "min"){
            mi.push_back(1);
        }
    }
    int ans = N-1;
    for(int i = 1; i < mi.size(); i++){
        if (mi[i] == mi[i-1]) ans--;
    }
    cout << ans;
}
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