#include <stdio.h>

void func(int x);

int main() {
    int x = 10;
    printf("value => %d\n", x);
    printf("pointer address => %p\n", &x);
    func(x);
    //printf("Hello world!\n");
    return 0;
}

void func(int x){
    printf("value => %d\n", x);
    printf("pointer address => %p\n", &x);
}