[백준 9322번] 철벽 보안 알고리즘

소스코드

---

#include <iostream>
#include <string>
using namespace std;
 
int main() {
    int tc;
    cin >> tc;
    while (tc--) {
        int n, idx[1001];
        string word[3][1001];
        cin >> n;
        for (int j = 0; j < 3; j++) {
            for (int i = 0; i < n; i++) { cin >> word[j][i]; }
        }
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                if (word[0][i] == word[1][j]) {
                    idx[j] = i;
                }
            }
        }
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                if (idx[j] == i){ cout << word[2][j] << " "; }
            }
        }
        cout << '\n';
    }
    return 0;
}