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

int my_strcmp();
char *my_strcpy();

int main()
{
	char str1[] = "test";
	char str2[5];

	strcpy(str2, "te");
	strcat(str2, "st");
	strcpy(str1, "new");

	if (my_strcmp(str1, str2) == 0)
		printf("Strings match! They are of length %d\n", strlen(str1));
	else
		printf("Strings do not match! They are %s and %s\n", str1, str2);
}

int my_strcmp(char *s, char *t)
{
	for (; (*s != '\0') && (*t != '\0'); s++, t++)
		if (*s != *t) // strings not equal
			break;
	
	return (int) (*s - *t);
}

char *my_strcpy(char *s, char *t)
{
	for (; *t != '\0'; s++, t++)
		*s = *t;
	
	return s;
}