#271. comboString
comboString
Background
Description
Given 2 strings, a and b, return a string of the form short+long+short, with the shorter string on the outside and the longer string on the inside. The strings will not be the same length, but they may be empty (length 0).
Format
Input
Output
Samples
Hello" "hi
"hiHellohi"
hi" "Hello
"hiHellohi"
aaa" "b
"baaab"
Limitation
1s, 1024KiB for each test case.