Array question please explain the output🧐

Question

What is the output of following program?
#include <stdio.h>
int fun(int arr[]) {
arr = arr +1;
printf("%d", arr[0]);
}
int main(void) {
int arr[2] = {1,2};
fun(arr);
printf("%d", arr[0]);
return 0;
}

Answer 1

I fixed your code and commented it. It should help you.

https://code.sololearn.com/cDS9rylZM9m4/?ref=app