Submission

Score: 100

User: 67

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.002 second

Submitted On: 2025-12-18 17:03:00

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

int check(char c, string s) {
    return s.find(c) != string::npos;
}

int main(){
    string a, b, d = "";
    cin >> a >> b;
    for(auto i : a){
        if(check(i, b) && d.find(i) == string::npos){
            cout << i << " ";
            d.push_back(i);
        }
    }
    return 0;
}