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对字符串进行加密 Console.WriteLine("请输入原字符串"); string str = Console.ReadLine(); Console.WriteLine("请输入加密字符串"); string str1 = Console.ReadLine(); string strNew = null; char ch; for (int i = 0; i < str.Length; i++) { ch = str[i]; ch ^= str1[i]; //ch = Convert.ToChar(str[i] ^ str1[i]); strNew += ch; } Console.WriteLine("\n加密后为: {0}\n",strNew);