Submission

Score: 100

User: snadwixh

Problemset: เรียงสตริง

Language: cpp

Time: 0.004 second

Submitted On: 2026-09-21 15:45:22

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main() {
    string a;
    cin >> a;
    int num[256] = {};
    for (int i=0; i < a.length(); i++) {
        num[a[i]] = 1;
    }

    for (int i=0; i<256;i++) {
        if (num[i] == 1) {
            cout << char(i) << " ";
        }
    }

}