Submission

Score: 0

User: cjqwerty

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.004 second

Submitted On: 2025-10-01 10:24:43

#include<iostream>
using namespace std;

int main(){
	string str1;
	string str2;
	int box[123]={0};
	cin>>str1>>str2;
	for(int i=0;i<str1.length();i++){
		box[str1[i]]+=1;
	}
	for(int i=0;i<str2.length();i++){
		box[str2[i]]+=1;
		if(box[str2[i]] == 2){
			cout<<char(str2[i])<<" ";
		}
	}
	return 0;
}