Type: Default 1000ms 64MiB

曼哈顿距离

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Description

平面直角坐标系中位于坐标(x1,y1)的i点与位于坐标(x2,y2)的j点的曼哈顿距离为d(i,j)=|x1-x2|+|y1-y2|。请编程输入两个点的坐标,输出它们之间的曼哈顿距离。

Format

Input

一行四个整数(100以内),分别表示两个点的坐标(x1,y1)和(x2,y2)。

Output

一行一个整数,表示两个点之间的曼哈顿距离。

Samples

10 5 6 20
19

Limitation

1s, 64Mb for each test case.

函数

Not Claimed
Status
Done
Problem
12
Open Since
2024-7-13 0:00
Deadline
2024-8-31 23:59
Extension
24 hour(s)