Submission #1323869

#	Time	Username	Problem	Language	Result	Execution time	Memory
1323869		enson	Homework (CEOI22_homework)	C++20	0 / 100	118 ms	19536 KiB

Main

#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;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 13
• Subtask 3: 0 / 13
• Subtask 4: 0 / 30
• Subtask 5: 0 / 34