remove element from array

main.c

#include<stdio.h>

#define SIZE 12

int main() {

  int arr[SIZE] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};

  int size = SIZE;
  int i = 0;
  int pos = 4;
  int sz = size - 1;
  int i_next = 0;

  // show defaulp array
  for (i = 0; i < size; i++)
    printf("%d\t", arr[i]);

  printf("\n\n");



  for (i = pos - 1; i < sz; i++) {
    i_next = i + 1;
    printf("i = %d\n", i);
    arr[i] = arr[i_next];
  }

  printf("\n\n");

  // update the size
  size--;

  // print new array
  for (i = 0; i < size; i++)
    printf("%d\t", arr[i]);

  printf("\n");

  return 0;
}