в 15:31, 26 мая 2010

2010-05-26T15:31:19Z

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2010-05-26T11:43:19Z

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==An automated pair of dice==

<source lang="csharp">
/*
C#: The Complete Reference
by Herbert Schildt
Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// An automated pair of dice.

using System;

public class RandDice {
public static void Main() {
Random ran = new Random();

Console.Write(ran.Next(1, 7) + " ");
Console.WriteLine(ran.Next(1, 7));
}
}

</source>

==Get next random number in double==

<source lang="csharp">
using System;
using System.Windows.Forms;
using System.Drawing;
public class Test {
static void Main() {
Random roller = new Random();
double toHit = roller.NextDouble();
Console.WriteLine(toHit);
}
}

</source>

==Get Random number==

<source lang="csharp">
using System;
class CondOpApp {
[STAThread]
static void Main(string[] args) {
Random rand = new Random();
int a = 0, b = 0;
for (int i = 0; i < 5; i++) {
a = rand.Next() % 100;
b = rand.Next() % 100;
Console.WriteLine("a={0}, b={1}, so the winner is: {2}", a, b, a > b ? "a" : "b");
}
}
}
</source>

==Random Color and Rectangle==

<source lang="csharp">
using System;
using System.Drawing;
using System.Windows.Forms;

class RandomRectangle: Form
{
public static void Main()
{
Application.Run(new RandomRectangle());
}
public RandomRectangle()
{
Text = "Random Rectangle";

Timer timer = new Timer();
timer.Interval = 1;
timer.Tick += new EventHandler(TimerOnTick);
timer.Start();
}
void TimerOnTick(object obj, EventArgs ea)
{
Random rand = new Random();

int x1 = rand.Next(ClientSize.Width);
int x2 = rand.Next(ClientSize.Width);
int y1 = rand.Next(ClientSize.Height);
int y2 = rand.Next(ClientSize.Height);

Color color = Color.FromArgb(rand.Next(256),
rand.Next(256),
rand.Next(256));

Graphics grfx = CreateGraphics();
grfx.FillRectangle(new SolidBrush(color),
Math.Min(x1, x2), Math.Min(y1, y2),
Math.Abs(x2 - x1), Math.Abs(y2 - y1));
grfx.Dispose();
}
}
</source>

==Roll a six-sided die imes.==

<source lang="csharp">

using System;
public class RollDie
{
public static void Main( string[] args )
{
Random randomNumbers = new Random();
int frequency1 = 0;
int frequency2 = 0;
int frequency3 = 0;
int frequency4 = 0;
int frequency5 = 0;
int frequency6 = 0;
int face;
for ( int roll = 1; roll <= 6000; roll++ )
{
face = randomNumbers.Next( 1, 7 );
switch ( face )
{
case 1:
frequency1++;
break;
case 2:
frequency2++;
break;
case 3:
frequency3++;
break;
case 4:
frequency4++;
break;
case 5:
frequency5++;
break;
case 6:
frequency6++;
break;
}
}
Console.WriteLine( "Face\tFrequency" ); // output headers
Console.WriteLine( "1\t{0}\n2\t{1}\n3\t{2}\n4\t{3}\n5\t{4}\n6\t{5}",
frequency1, frequency2, frequency3, frequency4,
frequency5, frequency6 );
}
}

</source>

==Shifted and scaled random integers.==

<source lang="csharp">

using System;
public class RandomIntegers
{
public static void Main( string[] args )
{
Random randomNumbers = new Random();
int face;
for ( int counter = 1; counter <= 20; counter++ )
{
face = randomNumbers.Next( 1, 7 );
Console.Write( "{0} ", face );
if ( counter % 5 == 0 )
Console.WriteLine();
}
}
}

</source>

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в 15:31, 26 мая 2010

Admin: 1 версия