C # An example of Bigbird. I changed myself.

Using System;

Using System. Collections. Generic;

Using System. Text;

 

Namespace PrintNumbers

{

/// <Summary>

/// Draw a loose.

/// </Summary>

///

Public class DrawTree

{

Int Width;

 

Public int Width1

{

Get {return Width ;}

Set {Width = value ;}

}

Int Height;

 

Public int Height1

{

Get {return Height ;}

Set {Height = value ;}

}

Int x, y;

Public DrawTree ()

{

Console. WriteLine ("draw a loose number to show you how powerful I am. ");

}

 

Public void EnterWidth ()

{

 

Do

{

Int temp = 0;

 

Console. Write ("Enter the width of pine tree :");

If (! Int. TryParse (Console. ReadLine (), out temp ))

{

Console. WriteLine ("enter a number! (ODD )");

Continue;

}

Else if (temp % 2 = 0)

{

Console. WriteLine ("enter an odd number! ");

Continue;

}

Else

{

Width = temp;

Break;

}

 

 

} While (true );

}

 

Public void EnterHeight ()

{

Int temp = 0;

 

Do

{

 

Console. Write ("Enter the height of the pine tree :");

If (! Int. TryParse (Console. ReadLine (), out temp ))

{

Console. WriteLine ("enter a number! ");

Continue;

}

Else

{

Height = temp;

Break;

}

 

 

 

} While (true );

}

Public override string ToString ()

{

Return string. format ("\ n = =============\ nNow! Open your dog's eye and see if I will draw a tree for you! \ N tree Height is {0,-6} the Height is {1,-5} ", Width, Height );

}

Public void DrawATree ()

{

This. DrawATree (Width, Height );

}

Public void DrawATree (int width, int height)

{

/// <Summary>

/// Create a canopy

/// </Summary>

///

// For (int I = 0; I <length; I ++)

//{

//}

For (int I = 1; I <width; I ++)

{

For (int k = 0; k <width-I; k ++)

{

Console. Write ("");

 

}

For (int j = 0; j <2 * I-1; j ++)

{

Console. Write ("*");

}

Console. WriteLine ();

}

For (int m = 0; m

{

For (int I = 0; I <width-1; I ++)

{

Console. Write ("");

}

Console. WriteLine ("* \ n ");

}

 

}

 

 

 

 

 

 

}

 

Class Program

{

Static void Main (string [] args)

{

DrawTree tree = new DrawTree ();

Tree. EnterWidth ();

Tree. EnterHeight ();

Console. WriteLine (tree. ToString ());

Tree. DrawATree ();

}

}

}

 

// Draw a pine tree to show you my strength.

Enter the width of pine tree: 12

Enter an odd number!

Enter the width of pine tree: 12

Enter an odd number!

Enter the width of pine tree: 15

Enter the height of pine tree: 12

 

 

 

 

========================================================

Now! Open your dog's eye and see if I will draw a tree for you!

Tree Height: 15; 12

*

***

*****

*******

*********

***********

*************

***************

*****************

*******************

*********************

***********************

*************************

***************************

*

 

*

 

*

 

*

 

*

 

*

 

*

 

*

 

*

 

*

 

*

 

*

 

Press any key to continue...

// Sorry. The console is OK. It is estimated that the spaces are different.

 

//// In another example, find the odd number.

Using System;

Using System. Collections. Generic;

Using System. Text;

 

Namespace Sum

{

/// <Summary>

/// This example is the reference answer to the first assignment question in the second chapter.

/// Calculate the sum of 1-odd numbers

/// </Summary>

Class Number

{

Int x;

Int y;

Int temp;

Public Number ()

{

Console. WriteLine ("finding all odd numbers between two numbers ");

 

}

/// <Summary>

/// Enter the first number

/// </Summary>

///

Public void EnterFirstNumber ()

{

Console. WriteLine ("Enter the first number ");

While (true)

{

If (int. TryParse (Console. ReadLine (), out temp ))

{

X = temp;

Break;

}

Else

{

Console. WriteLine ("enter the correct number ");

Continue;

}

}

}

/// <Summary>

/// Enter the second number

/// </Summary>

///

 

Public void SecondNumber ()

{

Console. WriteLine ("enter the second number ");

While (true)

{

If (int. TryParse (Console. ReadLine (), out temp ))

{

If (temp! = X)

{

Y = temp;

Break;

}

Else

{

Console. WriteLine ("two numbers cannot be the same ");

Continue;

}

}

Else

{

Console. WriteLine ("enter the correct number ");

Continue;

}

}

}

/// <Summary>

/// Find the odd number!

/// </Summary>

///

Public void Find odd ()

{

Int temp;

If (x> y)

{

Temp = y;

Y = x;

X = temp;

}

For (; x <= y; x ++)

{

If (x % 2! = 0)

{

Continue;

}

Console. Write ("{0,-5}", x );

}

}

 

 

}

Class Program

{

Static void Main (string [] args)

{

Number number = new Number ();

Number. EnterFirstNumber ();

Number. SecondNumber ();

Number. Find odd ();

 

}

}

}