Submission

Score: 100

User: IIIIIIIIIIII

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-11 20:37:20

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

int main(){
    string s1, s2;
    cin >> s1 >> s2;
    vector<char> v;
    for(int i=0;i<s2.size();i++){
        for(int j=0;j<s1.size();j++){
            if(s2[i]==s1[j]){
                v.push_back(s2[i]);
                break;
            }
        }
    }
    sort(v.begin(),v.end());
    cout << v[0]<< " " ;
    for(int i=1;i<v.size();i++){
        if(v[i-1]==v[i]){
            continue;
        }cout << v[i] << " " ;
    }
}