5.12ConditionalStatements_ZeroSubset

using System;

class ZeroSubset
{
    static void Main ()
    {
        Console.Write("Please, enter the First number, A = ");
        string numberStr = Console.ReadLine();
        int numA = int.Parse(numberStr);
        Console.Write("Enter the Second number, B = ");
        numberStr = Console.ReadLine();
        int numB = int.Parse(numberStr);
        Console.Write("Enter the next number, C = ");
        numberStr = Console.ReadLine();
        int numC = int.Parse(numberStr);
        Console.Write("Enter the next number, D = ");
        numberStr = Console.ReadLine();
        int numD = int.Parse(numberStr);
        Console.Write("Enter the next number, E = ");
        numberStr = Console.ReadLine();
        int numE = int.Parse(numberStr);

        bool isZeroSubset = false;
        if ((numA + numB + numC + numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} + {3} + {4} = 0 !", numA, numB, numC, numD, numE);
        }
        if ((numA + numB + numC + numD) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} + {3} = 0 !", numA, numB, numC, numD);
        }
        if ((numA + numB + numC + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} + {3} = 0 !", numA, numB, numC, numE);
        }
        if ((numA + numB + numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} + {3} = 0 !", numA, numB, numD, numE);
        }
        if ((numA + numC + numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} + {3} = 0 !", numA, numC, numD, numE);
        }
        if ((numB + numC + numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} + {3} = 0 !", numB, numC, numD, numE);
        }
        if ((numA + numB + numC) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numA, numB, numC);
        }
        if ((numA + numB + numD) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numA, numB, numD);
        }
        if ((numA + numB + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numA, numB, numE);
        }
        if ((numA + numC + numD) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numA, numC, numD);
        }
        if ((numA + numC + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numA, numC, numE);
        }
        if ((numA + numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numA, numD, numE);
        }
        if ((numB + numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numB, numD, numE);
        }
        if ((numC + numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numC, numD, numE);
        }
        if ((numB + numC + numD) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numB, numC, numD);
        }
        if ((numB + numC + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} + {2} = 0 !", numB, numC, numE);
        }
        if ((numA + numB) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numA, numB);
        }
        if ((numA + numC) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numA, numC);
        }
        if ((numA + numD) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numA, numD);
        }
        if ((numA + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numA, numE);
        }
        if ((numB + numC) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numB, numC);
        }
        if ((numB + numD) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numB, numD);
        }
        if ((numB + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numB, numE);
        }
        if ((numC + numD) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numC, numD);
        }
        if ((numC + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numC, numE);
        }
        if ((numD + numE) == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} + {1} = 0 !", numD, numE);
        }
        if (numA == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} !", numA);
        }
        if (numB == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} !", numB);
        }
        if (numC == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} !", numC);
        }
        if (numD == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} !", numD);
        }
        if (numE == 0)
        {
            isZeroSubset = true;
            Console.WriteLine("This Subset is Zero: {0} !", numE);
        }
        if (!isZeroSubset)
        {
            Console.WriteLine("NO ZERO SUBSET");
        }
        Console.ReadLine();
    }
}