static void Main(string[] args)
{
int n1=0, n2=0;
Console.WriteLine("First Number:");
n1=Convert.ToInt32( Console.ReadLine());
Console.WriteLine("Second Number:");
n2 = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("{0}+{1}={2}",n1,n2,n1+n2);
Console.ReadLine();
}
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