๋ฌธ์์ด my_string๊ณผ ์ ์ n์ด ๋งค๊ฐ๋ณ์๋ก ์ฃผ์ด์ง ๋, my_string์ ๋ค์ด์๋ ๊ฐ ๋ฌธ์๋ฅผ n๋งํผ ๋ฐ๋ณตํ ๋ฌธ์์ด์ return ํ๋๋ก solution ํจ์๋ฅผ ์์ฑํด๋ณด์ธ์.
using System;
public class Solution {
public string solution(string my_string, int n) {
string answer = "";
string[] words = new string[my_string.Length];
for(int i = 0; i < my_string.Length; i++)
{
words[i] = new string(my_string[i],n);
answer += words[i];
}
return answer;
}
}
using System;
public class Solution {
public string solution(string my_string, int n) {
string answer = "";
foreach (var c in my_string)
{
answer += new string(c, n);
}
return answer;
}
}
foreach
์๋ก์ด ๋ฌธ์์ด ๋ฐฐ์ด ์ ์ธํ์ง ์๊ณ ๋ฐ๋ก ๋ํ๊ธฐ
'๐ฉโ๐ปProgramming > Coding Test' ์นดํ ๊ณ ๋ฆฌ์ ๋ค๋ฅธ ๊ธ
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