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&nbsp;internal class Program &nbsp; &nbsp; { &nbsp; &nbsp; &nbsp; &nbsp; static int Swap(ref int a, ref int b) &nbsp; &nbsp; &nbsp; &nbsp; { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; a = b; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; b = 1; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;return a &amp; b; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }
&nbsp; &nbsp; &nbsp; &nbsp; static void Main(string[] args) &nbsp; &nbsp; &nbsp; &nbsp; { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; int num1 = 1; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; int num2 = 2; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Program.Swap(ref num1, ref num2); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Console.WriteLine($"{num1},{num2}");
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3:39초 한번해보라해서 했는데 엉망인가요

알려주셔서 감사합니다 ㅠ
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결과만 도출하려는데만 급급했습니다 ㅠ

<img src="https://cdn.inflearn.com/public/comments/6465763a-f4f9-4759-926f-196e69637611/blob" alt="" />
b =1 의 의미는 무엇일까요? <img src="https://cdn.inflearn.com/public/comments/6bfffa02-548d-42cf-857c-f8c35b52ee47/blob" alt="" /> num1이 1이라서 1을 넣으신거라면, 일종의 하드코딩입니다. num1, num2가 무슨 값인지는 함수 안에서는 전혀 모르는 상태이기 때문이죠.

인프런 커뮤니티 질문&답변

너무 어리석은 로직 같지만 ㅠ