namespace 프로그래머스__가운데글자가져오기
{
class Program
{
static void Main(string[] args)
{
string s = "abcd";
string answer = "";
if (s.Length % 2 == 0)
{
answer = s[(s.Length / 2) - 1].ToString() + s[s.Length / 2].ToString();
}
else
{
answer = s[s.Length / 2].ToString();
}
Console.WriteLine(answer);
}
}
}
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