#include <stdio.h>

int ft_strcmp(const char *s1, const char *s2) {
    while (*s1 && *s1 == *s2) {
        s1++;
        s2++;
    }
    return *s1 - *s2;
}
int main() {
    char *str1 = "coucou";
    char *str2 = "bonjour";
    char *str3 = "salut";
    char *str4 = "hey";

    printf("%d\n", ft_strcmp(str1, str1));
    printf("%d\n", ft_strcmp(str1, str2));
    printf("%d\n", ft_strcmp(str1, str3));
    printf("%d\n", ft_strcmp(str1, str4));

    return 0;
}

Embed on website

To embed this project on your website, copy the following code and paste it into your website's HTML: