Submission

Status:

[PPPPPPPP]

Subtask/Task Score:

{100/100}

Score: 100

User: IKKIWPR

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-13 17:37:08

#include <bits/stdc++.h>
using namespace std;
int main(){
    string a ,b;
    cin >> a >> b;
    set<char> s1(a.begin() , a.end());
    set<char> s2(b.begin() , b.end());
    set<char> ans;
    for (char c1 : s1){
        for (char c2 : s2){
            if (c1 == c2) {
                ans.insert(c1);
            }
        }
    }
    for(char c : ans) cout << c << " ";
    return 0;
}