๋ฌธ์์ด my_string์ด ๋งค๊ฐ๋ณ์๋ก ์ฃผ์ด์ง ๋, ๋๋ฌธ์๋ ์๋ฌธ์๋ก ์๋ฌธ์๋ ๋๋ฌธ์๋ก ๋ณํํ ๋ฌธ์์ด์ returnํ๋๋ก solution ํจ์๋ฅผ ์์ฑํด์ฃผ์ธ์.
using System;
public class Solution {
public string solution(string my_string) {
string answer = "";
//๋์๋ฌธ์ ํ๋ณํ์ฌ
//๋์๋ฌธ์ ๋ณํ
foreach(char item in my_string)
{
if(Char.IsUpper(item) == true)
{
answer += Char.ToLower(item);
}
else
{
answer += Char.ToUpper(item);
}
}
return answer;
}
}
Char.IsUpper() / Char.IsLower() => ๋์๋ฌธ์ ํ๋ณ
Char.ToUpper() / Char.ToLower() => ๋์๋ฌธ์ ์ ํ
๋ฌธ์์ด์ +=๋ก ์ฐ์ฐ ๊ฐ๋ฅํจ๋ฏธ
'๐ฉโ๐ปProgramming > Coding Test' ์นดํ ๊ณ ๋ฆฌ์ ๋ค๋ฅธ ๊ธ
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