Submission #1380698

---

Source Code Expand

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


int main() {
    string S;
    cin >> S;
    int N;
    cin >> N;
    while (N--){
        int l, r;
        cin >> l >> r;
        for (--l, --r; l < r; ++l, --r) {
            swap(S[l], S[r]);
        }
    }
    cout << S << endl;
    return 0;
}

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