Function foo

    line 19
    max(0, (B + -1))
    O(n)
      line 17
      max(0, (A + -1)) + max(0, (A + -1))
      O(n)

Total Bound: max(0, (B + -1)) + max(0, (A + -1)) + max(0, (A + -1))
Total Complexity: O(n)