

def __init__(self, vec2d):
    '\n        :type vec2d: list[list[int]]\n        :type: None\n        '
    self.vec2d = vec2d
    vec2d.i = 0
    self.j = 0

dataset/ETHPy150Open algorhythms/LeetCode/251 Flatten 2D Vector.py Vector2D.__init__/VarMisuse@20/53 `self`->`vec2d`