Submission

Score: 100

User: HawThorns

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.003 second

Submitted On: 2026-10-13 15:23:28

#include <iostream>
#include <algorithm>
#include <set>
using namespace std;

int main(){
       string input,input2;
       cin >> input >> input2;
       set<char> toout1,toout2,toprint;
       for(const char &a :input)
              toout1.insert(a);
       for(const char &b :input2)
              toout2.insert(b);
       for(const char &a :input)
       {
              for(const char &b:input2){
                     if(a == b){
                            toprint.insert(a);
                            break;
                     }
              }
       }
        for(const char &a :toprint)
              cout << a << " ";
       return 0;
}