Submission

Score: 100

User: anwaxu

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.002 second

Submitted On: 2026-09-25 02:05:42

#include <bits/stdc++.h>
using namespace std;
int main() {
    string a,b;
    cin >> a;
    cin >> b;
    //สร้างเซต 2 ตัว
    vector<char> A;
    vector<char> B;
    set<char> result;
    for (char i : a){
        A.push_back(i);
    }
    for (char j : b){
        B.push_back(j);
    }
    sort(A.begin(), A.end());
    sort(B.begin(), B.end());
    //ตรวจสอบการซํ้ากัน
    int n = A.size();
    int n2 = B.size();
    for (int i = 0 ; i <= n ; i++ ){
        for (int j = 0 ; j <= n2 ; j++){
            if (A[i] == B[j]) {
                result.insert(A[i]);
            }
        }
    }
    for (char x : result ){
        cout << x << " ";
    }
}