using System;  

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public class Exercise11  

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{  

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    public static void Main()

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{

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   int a,b,c;

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   double d, x1,x2;

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    Console.Write("Input the value of a : ");

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    a = Convert.ToInt32(Console.ReadLine());

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    Console.Write("Input the value of b : ");

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    b = Convert.ToInt32(Console.ReadLine());

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    Console.Write("Input the value of c : ");

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    c = Convert.ToInt32(Console.ReadLine());

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   d=b*b-4*a*c;

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   if(d==0)

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   {

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     Console.Write("Both roots are equal.\n");

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     x1=-b/(2.0*a);

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     x2=x1;

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     Console.Write("First  Root Root1= {0}\n",x1);

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     Console.Write("Second Root Root2= {0}\n",x2);

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   }

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   else if(d>0)

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    {     

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       x1=(-b+Math.Sqrt(d))/(2*a);

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       x2=(-b-Math.Sqrt(d))/(2*a);

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       Console.Write("First  Root Root1= {0}\n",x1);

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       Console.Write("Second Root root2= {0}\n",x2);

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    }

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    else

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        Console.Write("Root are imeainary;\nNo Solution. \n\n");

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}

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}