类-点坐标

def solve():
    import math
    class Point:
        def __init__(____):
            self.x = x
            self.y = y
        def distance_to(____):
            return math.sqrt((____)**____ + (____)**____)
    p1 = Point(____, ____)
    p2 = Point(____, ____)
    print(p1.distance_to(____))