using System;
class Erind2{
   public static void Main(string[] arg){
     try{
      string tekst1="Tere";
      int arv1=int.Parse(tekst1);
      Console.WriteLine(arv1);
     }catch(FormatException probleem){
        Console.WriteLine("Viga teisendusel: "+probleem.Message);
     }
   }
}

/*
C:\Projects\oma\naited>Erind2
Viga teisendusel: Input string was not in a correct format.
*/