Submission

Score: 0

User: cj

Problemset: เรียงสตริง

Language: cpp

Time: 0.002 second

Submitted On: 2026-09-27 15:03:13

#include <bits/stdc++.h>
using namespace std;

int main() {
    bool b[256] = {false};
    char a[30];
    cin >> a;
    for (int i = 0; a[i] != '\0'; i++) {
        b[(unsigned char)a[i]] = true;
    }
    for (int i = 0; i < 256; i++) {
        if (b[i]) cout << (char)i;
    }
    return 0;
}