using System;

public class Program

{

    public static void Main()

    {

        int physics, maths, chemistry;

        Console.Write("Input the marks obtained in Physics :");

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

        Console.Write("Input the marks obtained in Chemistry :");

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

        Console.Write("Input the marks obtained in Mathematics :");

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

        Console.Write("Total in all three subject : {0}\n", maths + physics + chemistry);

        Console.Write("Total in Math and Physics : {0}\n",maths + physics);

​

        if (maths>=65)

            if(physics>=55)

                if(chemistry>=50)

                    if((maths + physics + chemistry) >= 180||(maths + physics) >= 140)

                        Console.Write("The  candidate is eligible for admission.\n");

                    else

                        Console.Write("The candidate is not eligible.\n\n");

                else

                    Console.Write("The candidate is not eligible.\n\n");

            else

                Console.Write("The candidate is not eligible.\n\n");

        else

            Console.Write("The candidate is not eligible.\n\n");

    }

}