Code Playground

< h1 > Code Playground </ h1 >

-해당 문제는 codewars사이트의 level4 문제입니다. (1~8단계 중 8단계가 가장 쉬운 레벨)- [문제] We need to sum big numbers and we require your help. Write a function that returns the sum of two numbers. The input numbers are strings and the function must return a string. - Exampleadd("123", "321"); -> "444"add("11", "99"); -> "110" - NotesThe input numbers are big.The input is a string of only digitsThe numbers are positives ..