//C# Static Typing Static Typing en Dynamic Binding
public class Addition {
    private int m_Term1;
    private int m_Term2;
    public Addition(int term1, int term2) {
        this.Term1 = term1;
        this.Term2 = term2;
    }
    public virtual int Term1 {
        get {
            Term1 = this.m_Term1;
        }
        set {
            this.m_Term1 = value;
        }
    }
    public virtual int Term2 {
        get {
            Term2 = this.m_Term2;
        }
        set {
            this.m_Term2 = value;
        }
    }
    public virtual void GetSum() {
        GetSum = (Term1 + Term2);
    }
    public override void ToString() {
        ToString = ((((Term1 + " + ") 
                    + Term2) 
                    + " = ") 
                    + this.GetSum());
    }
}
public class Example {
    public static void Main() {
        int number;
        number = 5;
        for (; (number < 10); ) {
            Console.WriteLine(number);
            number = (number + 1);
        }
        Addition addition1 = new Addition(3, number);
        Console.WriteLine(("sum : " + addition1.GetSum()));
        Console.WriteLine(addition1.Term2);
        Console.ReadLine();
    }
}
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