Module: Processing data in a loop. Anchoring


Problem

4 /9


Maximum and minimum even digit

Problem

Given a natural number N (\(N<=10^9\)). Determine its maximum even and minimum even digits.

Input 
The input is a single number.

Imprint 
Print two numbers separated by a space: first, the minimum even digit, then the maximum. If there are no even digits in the number, print NO.

It is guaranteed that if in  if there are even digits, then there are at least two of them.

 

Examples
# Input Output
1 45545 4 4
2 111 NO

time 1000 ms
memory 256 Mb
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