Submission

Score: 100

User: theem1502

Problemset: เรียงสตริง

Language: c

Time: 0.001 second

Submitted On: 2025-09-10 22:37:03

#include <stdio.h>

int main() {
    char thechar[31];
    scanf("%s", thechar);
    int length = 0;
    while (thechar[length] != '\0') {
        length++;
    }
    for (int i = 0; i < length; i++) {
        for (int j = i+1; j < length; j++) {
            if (thechar[j] < thechar[i]) {
                char temp = thechar[i];
                thechar[i] = thechar[j];
                thechar[j] = temp;
            }
        }
    }


    int checkduplicate[200] = {0};
    for (int i =0; i < length; i++) {
        checkduplicate[thechar[i] - 'A']++;
    }
    for (int i = 0; i < length; i++) {
        if (thechar[i] != thechar[i+1]) {
            printf("%c ", thechar[i]);
        }
    }
}