#include stdio.h

void bubbleSort(int arr[], int n) {
  int i, j, temp;
  for (i = 0; i  n - 1; i++) {
    for (j = 0; j  n - i - 1; j++) {
      if (arr[j]  arr[j + 1]) {
        temp = arr[j];
        arr[j] = arr[j + 1];
        arr[j + 1] = temp;
      }
    }
  }
}

int main() {
  int arr[] = {5, 1, 4, 2, 3};
  int n = sizeof(arr) / sizeof(arr[0]);
  int i;
  printf("Before sorting: ");
  for (i = 0; i  n; i++) {
    printf("%d ", arr[i]);
  }
  printf("\n");
  bubbleSort(arr, n);
  printf("After sorting: ");
  for (i = 0; i  n; i++) {
    printf("%d ", arr[i]);
  }
  printf("\n");
  return 0;
}

What is the output of the following program