output_description: If the variable Snuke assigned 0 was x_i, print the integer i.
  
  * * *
input_description: Input is given from Standard Input in the following format:
  
      
      
      x_1 x_2 x_3 x_4 x_5
attempt: n = input().split()
  print(min(n))
  
problem_description: Statement
  
  We have five variables x_1, x_2, x_3, x_4, and x_5.
  
  The variable x_i was initially assigned a value of i.
  
  Snuke chose one of these variables and assigned it 0.
  
  You are given the values of the five variables after this assignment.
  
  Find out which variable Snuke assigned 0.
samples: [{"input": "0 2 3 4 5", "output": "1\n    \n\nIn this case, Snuke assigned 0 to x_1, so we should print 1.\n\n* * *"}, {"input": "1 2 0 4 5", "output": "3"}]