Why the code 1 is working fine while the code 2 below it is not working fine?

#1

Why the code 1 is working fine while the code 2 below it is not working fine?



Problem: -
http://codeforces.com/problemset/problem/263/A

#2

hello @cbcao263
I think both the code should work.

btw answer will always be absolute value of ( coordinate of 1 - coordinate of center).

#3

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