#257. altPairs
altPairs
Background
Description
Given a string, return a string made of the chars at indexes 0,1, 4,5, 8,9 ... so "kittens" yields "kien".
Format
Input
Output
Samples
kitten
"kien"
Chocolate
"Chole"
CodingHorror
"Congrr"
Limitation
1s, 1024KiB for each test case.