def bubblesort(arr):
    n= len(arr)
    for i in range(n):
     for j in range(0,n-1-i):
      if arr[j] > arr[j+1]:
          arr[j],arr[j+1]=arr[j+1],arr[j]
arr=[64,31,55,88,90,54]
bubblesort(arr)
print("Sorted array is: ")
for i in range(len(arr)):
    print("%d"%arr[i])
