Crop Boxes

Problem

Shift boxes after cropping an image at (left, top).

Subtract left from x coordinates and top from y coordinates, rounding each value to 4 decimal places. Boxes fully outside the crop are kept as negative values.

Test cases

case 1

in: [[[0,0,2,2],[5,5,7,7]],1,2]

expected: [[-1,-2,1,0],[4,3,6,5]]

case 2

in: [[[1,2,3,4]],0,0]

expected: [[1,2,3,4]]

case 3

in: [[],1,1]

expected: []

Starter codePython

def crop_boxes(boxes, left, top):
    # Your code here
    pass

3 test cases · run your code against them in the editor