output_description: Print the difference in a line.
input_description: Two integers $A$ and $B$ separated by a space character are given in a line.
attempt: m, n = map(int, input().split())
  print(m - n)
  
problem_description: Difference of Big Integers
  
  Given two integers $A$ and $B$, compute the difference, $A - B$.
samples: [{"input": "5 8", "output": "-3"}, {"input": "100 25", "output": "75"}, {"input": "-1 -1", "output": "0"}, {"input": "12 -3", "output": "15"}]