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[ 문제 ] 2진수가 주어졌을 때, 8진수로 변환하는 프로그램을 작성하시오. [ 코드 ] using System.Text; StreamReader sr = new StreamReader(new BufferedStream(Console.OpenStandardInput())); StreamWriter sw = new StreamWriter(new BufferedStream(Console.OpenStandardOutput())); StringBuilder sb = new StringBuilder(); string n = sr.ReadLine(); int remainder = n.Length % 3; if (remainder != 0) { int zeroAdd = 3 - remainder; n = new str..