#include <stdint.h>

int strlen(char *s) {
    char *p = s;
    while (*p != '\0')
        p++;
    return p - s;
}

int main () {

    char *ptr1 = "Vlad";
    char *ptr2 = "Klyvets";

    int8_t name = strlen(ptr1);
    int8_t surname = strlen(ptr2);


	return 1;
}