Bubble sort

bubbleSort.cpp

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