Submission #1692750

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Source Code Expand

#include<iostream>
#include<string>
#include<vector>
using namespace std;

int main(){
    string s,buf;
    int n;
    cin >> s >> n;
    vector<int> l(n,0), r(n,0);
    for(int i = 0; i < n; i++){
        cin >> l[i] >> r[i];
    }
    for(int i = 0; i < n; i++){
        for(int j = r[i] - 1; j >= l[i] - 1; j--){
            buf += s[j];
        }
        s.replace(l[i]-1, r[i] - l[i] + 1, buf);
        buf.clear();
    }
    cout << s << endl;
}

Submission Info

Judge Result