output_description: Print the given integers in ascending order in a line. Put a single space
  between two integers.
input_description: Three integers separated by a single space are given in a line.
attempt: a = list(map(int, input().split()))
  for i in range(len(a)):
      for j in range(i, len(a)):
          if a[i] > a[j]:
              ret = a[i]
              a[i] = a[j]
              a[j] = ret
  print(" ".join(list(map(str, a))))
  
problem_description: Sorting Three Numbers
  
  Write a program which reads three integers, and prints them in ascending
  order.
samples: [{"input": "3 8 1", "output": "1 3 8"}]