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  1. using static System.Console;
  2.  
  3. public class Program {
  4. 	public static void Main() {
  5. 		Write("Digite o nome do rei: " );
  6. 		while (true) {
  7. 			var king = ReadLine();
  8. 			if (king.Length > 0 && king.Length < 21 && char.IsUpper(king[0])) break;
  9. 			WriteLine("O nome está inválido\nDigite novamente");	
  10. 		}
  11. 	}
  12. }
  13.  
  14. //https://pt.stackoverflow.com/q/335663/101
Success #stdin #stdout 0.02s 15856KB
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Digite o nome do rei:
https://ideone.com/7TmKEC
language:
C# (gmcs 5.20.1)
created:
3 years ago
visibility:
secret

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