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Crush vs Friend

Statement

 Goal

Help Jack Goff find a seat in classroom which is at equal distance from his friend Bob and crush Erica such that he's as near to them as possible.

It is guaranteed that a seat always exists in middle of Bob and Erica, as they are either sitting in the same row or same column or sitting diagonally to each other.
Input
Line 1: Two integers rb and cb, representing the row and column numbers of Bob's seat, separated by a space.
Line 2: Two integers re and ce, representing the row and column numbers of Erica's seat, separated by a space.
Output
Two integers, representing the row and column numbers of Jack's ideal seat, separated by a space.
Constraints
1≤ rb, cb, re, ce ≤ 10
Example
Input
1 3
3 1
Output
2 2

Game modes
Fastest, Shortest

Test cases
simple diagonal Test
Input
1 3 3 1
Output
2 2

diagonal simple Validator
Input
1 5 5 1
Output
3 3

big diagonal Test
Input
9 10 1 2
Output
5 6

smaller diagonal Validator
Input
5 1 1 5
Output
3 3

same row Test
Input
2 1 2 5
Output
2 3

same row again Validator
Input
5 3 5 7
Output
5 5

Tricky part Test
Input
3 1 5 3
Output
4 2

Trickier Validator
Input
2 1 6 5
Output
4 3

Solution language

Solution

Stub generator input