int length(char *s)
{
        int count;
	count = strlen(s);
        return count;
}

int main()
{
        int n1, n2, n3, n4;
        n1 = length("abc");     // n1 should be 3
        n2 = length("abc\0");   // n2 should be 3
        n3 = length("abc\0\0"); // n3 should be 3
        n4 = length("abc\\0");  // n4 should be 5

        printf("[%d, %d, %d, %d]\n", n1, n2, n3, n4);
}