Submission

Score: 100

User: Peam

Problemset: เรียงสตริง

Language: c

Time: 0.002 second

Submitted On: 2025-10-12 12:25:03

#include <stdio.h>
int main(){
    char string[50];
    scanf("%s", string);

    //strlen
    int len = 0;
    for(int i = 0; string[i] != '\0'; i++) len++;

    char temp;
    for(int i = 0; i < len - 1; i++){
        for(int j = 0; j < len - i - 1; j++){
            if(string[j] > string[j+1]){
                temp = string[j];
                string[j] = string[j+1];
                string[j+1] = temp;
            }
        }
    }

    for(int i = 0; i < len; i++){
        if(string[i] != string[i+1])
            printf("%c ", string[i]);
    }

    return 0;
}