

 Function foo

    line 7 / 15
    1 +  max(0, ( r × 2 - r)) × max(0, ( r × 2 - r)) + max(0, (1 +  r × 2 + -r)) + max(0, ( r × 2 - r))
    O(n^2)

Total Complexity: O(n^2)
