Submission

Score: 100

User: FakeAnutin

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.002 second

Submitted On: 2026-09-20 19:57:00

#include <bits/stdc++.h>
using namespace std;
int ca[256];
int cb[256];
int main(){
	string a;
	string b; cin>>a>>b;
	int la = a.size(); 
	int lb = b.size();
	
	for(int i=0;i<la;i++){
		ca[a[i]]=1;
	}
	for(int i=0;i<lb;i++){
		cb[b[i]]=1;
	}
	/*for(int i='A';i<='z';i++){
		if(ca[i] == 1){
			printf("%c ",i);
		}
	}
	cout<<"\n";
	for(int i='A';i<='z';i++){
		if(cb[i] == 1){
			printf("%c ",i);
		}
	}
	cout<<"\n";*/
	for(int i='A';i<='z';i++){
		if(cb[i] == ca[i] && ca[i] == 1){
			printf("%c ",i);
		}
	}
	
}