Submission

Score: 100

User: new2

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.003 second

Submitted On: 2025-12-18 18:38:45

#include <bits/stdc++.h>
using namespace std;

int main(){
    string n1;
    string n2;
    string ans = "";
    cin >> n1 >> n2;
    int len1 = n1.length();
    int len2 = n2.length();
    for (int i = 0; i < len1; i++){
        for (int j = 0; j < len2; j++){
            if (n1[i] == n2[j]) {
                bool add = false;
                for (int k = 0; k < ans.length(); k++){
                    if (n1[i] == ans[k]){
                        add = true;
                        break;
                    }
                }
                if (!add) ans += n1[i];
            }
        }
    }
    for (auto &i : ans) cout << i << " ";
}