94. Remove Duplicate Characters from a String

#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>

void remove_duplicates(char *str) {
	//Your logic here
    int i = 0;
    int k = 0;

    char duplicates[strlen(str)];

    while (str[i] != '\0') {
        bool found = false;

        for (int j = 0; j < k; j++) {
            if (str[i] == duplicates[j]) {
                found = true;
                break;
            }
        }

        if (!found) {
            duplicates[k] = str[i];
            k++;
        }
        i++;
    }
    for (int i = 0; i < k; i++) {
        str[i] = duplicates[i];
    }
    str[k] = '\0';
    }

int main() {
    char str[101];
    fgets(str, sizeof(str), stdin);

    // Remove newline
    uint8_t i = 0;
    while (str[i]) {
        if (str[i] == '\n') {
            str[i] = '\0';
            break;
        }
        i++;
    }

    remove_duplicates(str);
    printf("%s", str);
    return 0;
}