using System; using System.Threading;
namespace KeyboardRecord { /// <summary> /// Class1 的摘要说明。 /// </summary> class Class1 { /// <summary> /// 应用程序的主入口点。 /// </summary> [STAThread] static void Main(string[] args) { // // TODO: 在此处添加代码以启动应用程序 // string a = Console.ReadLine(); if (a.Length!=15) { Console.WriteLine("Please input correct idnumber"); } else { Console.WriteLine(getCheckCode(a)); } } static string getCheckCode(string sfzh) { char[] strJiaoYan = {'1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'}; int[] intQuan = {7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1}; string strTemp; int intTemp = 0; strTemp = sfzh.Substring(0,6) + "19" + sfzh.Substring(6); for (int i=0;i<=strTemp.Length-1;i++) { intTemp += int.Parse(strTemp.Substring(i,1))*intQuan[i]; } intTemp = intTemp % 11; return strTemp + strJiaoYan[intTemp]; }
} }

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