string[] names = {"关羽","张飞","赵云","马超","黄忠"};
//请在这里完善代码
for(int i = 0;i<names.Length;i++){
Console.Write(names[i]+",");
}
//请在这里完善代码
for(int i = 0;i<names.Length;i++){
Console.Write(names[i]+",");
}