93. Reverse a String In-Place

#include <stdio.h>
int strl (char *str)
{ int i =0;
    while(str[i]!='\0')
    {
        i++;
    }return i ;
}
void reverse_string(char *str) {
    // Your logic here
    int n = strl (str);
    for (int i =0 ; i<n/2;i++)
    {
        char temp = str[i];
        str[i]= str[n-1-i];
        str[n-1-i]= temp;
    }
}

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

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

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