remove element from np array
#include <stdio.h>
int main() {
int arr[] = {1, 2, 3, 4, 5};
int n = 5;
int index_to_remove = 2;
for (int i = index_to_remove; i < n - 1; i++) {
arr[i] = arr[i + 1];
}
n--;
for (int i = 0; i < n; i++) {
printf("%d ", arr[i]);
}
return 0;
}