Submission

Score: 100

User: mobi6969

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.005 second

Submitted On: 2026-10-15 11:14:01

#include<bits/stdc++.h>
using namespace std;
int main(){
string a,b;
cin>>a>>b;
vector<char>c;
vector<char>d;
vector<char>e;
for(int i=0;i<a.size();i++){
    c.push_back(a[i]);
}
sort(c.begin(),c.end());
for(int i=0;i<b.size();i++){
    d.push_back(b[i]);
}
sort(d.begin(),d.end());
for(int i=0;i<c.size();i++){
    for(int j=0;j<d.size();j++){
        if(c[i]==d[j]){
            e.push_back(c[i]);
            break;
        }
    }
}
sort(e.begin(),e.end());
e.erase(unique(e.begin(),e.end()),e.end());
for(int i=0;i<e.size();i++){
    cout<<e[i]<<" ";
}
}