ZXW601498616的博客

直接上源代码：from PIL import Image, ImageFilterimport osimport globclass GaussianBlur(ImageFilter.Filter): def __init__(self, radius=2, bounds=None): self.radius = radius self.bounds...

Question:Given four lists A, B, C, D of integer values, compute how many tuples (i, j, k, l) there are such that A[i] + B[j] + C[k] + D[l]is zero.To make problem a bit easier, all A, B, C, D have same...