Submission

Score: 0

User: angielala

Problemset: เรียงสตริง

Language: cpp

Time: 0.004 second

Submitted On: 2025-09-20 18:30:10

#include <iostream>

using namespace std;

int main() {
    string s;
    cin >> s;
    int n=s.length();
    int all[123] = {0};
    for (int i=0; i<n ; i++)
    {
        all[(int)s[i]] = 1;
    }
    int first = 1;
    for (int c= 'A'; c <= 'z'; c++)
    {
        if (all[c])
        {
            if (!first) cout << ' ';
            cout << char(c);
        }
    }
    return 0;
}