Submission

Score: 0

User: karnsinee

Problemset: เรียงสตริง

Language: cpp

Time: 0.002 second

Submitted On: 2025-07-18 19:47:55

#include<bits/stdc++.h>
using namespace std;
string a;
int main(){
	
	cin>>a;
	int n;
	n=a.size();
	int x[60]={0};
	for(int i=0;i<n;i++){
		x[a[i]-'A']++;
	}
	for(int i=0;i<52;i++){
		if(x[i]>0){
			cout<<char(i+'A');
			x[i]=0;
		}	
	}
	
}