Bubble Sort in C

#include < stdio.h > 
#include < stdlib.h >

  int main() {
    printf("Enter the number of elements\n");
    int total;
    scanf("%d", & total);
    int arr[total];
    for (int temp = 0; temp < total; temp++) {
      printf("\n Enter the number %d: ", temp + 1);
      scanf("%d", & arr[temp]);
    }

    // bubble sort
    for (int temp = 0; temp < total; temp++) {
      for (int tempp = temp + 1; tempp < total; tempp++) {
        if (arr[temp] > arr[tempp]) {
          //swap
          int tempVar = arr[temp];
          arr[temp] = arr[tempp];
          arr[tempp] = tempVar;
        }
      }

    }
    printf("\n");
    // print array
    for (int temp = 0; temp < total; temp++) {
      printf("%d,", arr[temp]);
    }
    return 0;
  }