Submission

Score: 100

User: ackub

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.004 second

Submitted On: 2026-09-20 09:54:21

#include<iostream>
using namespace std;
int main() {

    string a,b;
    int box[256]={0},box2[256]={0};
    cin >> a >> b;

    for (int i=0;i<a.length();i++) {
        box[int(a[i])]=1;
    }
    for (int i=0;i<b.length();i++) {
        box2[int(b[i])]=1;
    }

    for (int i=0;i<256;i++) {
        if (box[i]==1 and box2[i]==1) {
            cout << char(i) << " ";
        }
    }

}