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Merge pull request #282 from drewjcooper/csharp-82-stars

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C# 82 Stars implementation
This commit is contained in:
Jeff Atwood
2021-04-18 21:06:17 -07:00
committed by GitHub
parent ce8c9243f6 1236ee8c48
commit 80edae0987
6 changed files with 199 additions and 2 deletions
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4
.gitignore vendored
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@@ -1,7 +1,7 @@
*/.vs
*/csharp/bin
*/csharp/obj
bin/
obj/
.idea
*.iws

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82 Stars/csharp/Stars.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 15
VisualStudioVersion = 15.0.26124.0
MinimumVisualStudioVersion = 15.0.26124.0
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Stars", "Stars\Stars.csproj", "{5832C21C-4DE5-475E-893D-745DA15F1AAC}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Debug|x64 = Debug|x64
Debug|x86 = Debug|x86
Release|Any CPU = Release|Any CPU
Release|x64 = Release|x64
Release|x86 = Release|x86
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Debug|Any CPU.Build.0 = Debug|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Debug|x64.ActiveCfg = Debug|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Debug|x64.Build.0 = Debug|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Debug|x86.ActiveCfg = Debug|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Debug|x86.Build.0 = Debug|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Release|Any CPU.ActiveCfg = Release|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Release|Any CPU.Build.0 = Release|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Release|x64.ActiveCfg = Release|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Release|x64.Build.0 = Release|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Release|x86.ActiveCfg = Release|Any CPU
{5832C21C-4DE5-475E-893D-745DA15F1AAC}.Release|x86.Build.0 = Release|Any CPU
EndGlobalSection
EndGlobal

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82 Stars/csharp/Stars/Game.cs Normal file
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using System;
namespace Stars
{
internal class Game
{
private readonly int _maxNumber;
private readonly int _maxGuessCount;
private readonly Random _random;
public Game(int maxNumber, int maxGuessCount)
{
_maxNumber = maxNumber;
_maxGuessCount = maxGuessCount;
_random = new Random();
}
internal void DisplayInstructions()
{
if (Input.GetString("Do you want instructions? ").Equals("N", StringComparison.InvariantCultureIgnoreCase))
{
return;
}
Console.WriteLine($"I am thinking of a number between 1 and {_maxNumber}.");
Console.WriteLine("Try to guess my number. After you guess, I");
Console.WriteLine("will type one or more stars (*). The more");
Console.WriteLine("stars I type, the close you are to my number.");
Console.WriteLine("One star (*) means far away, seven stars (*******)");
Console.WriteLine($"means really close! You get {_maxGuessCount} guesses.");
}
internal void Play()
{
Console.WriteLine();
Console.WriteLine();
var target = _random.Next(_maxNumber) + 1;
Console.WriteLine("Ok, I am thinking of a number. Start guessing.");
AcceptGuesses(target);
}
private void AcceptGuesses(int target)
{
for (int guessCount = 1; guessCount <= _maxGuessCount; guessCount++)
{
Console.WriteLine();
var guess = Input.GetNumber("Your guess? ");
if (guess == target)
{
DisplayWin(guessCount);
return;
}
DisplayStars(target, guess);
}
DisplayLoss(target);
}
private static void DisplayStars(int target, float guess)
{
var stars = Math.Abs(guess - target) switch
{
>= 64 => "*",
>= 32 => "**",
>= 16 => "***",
>= 8 => "****",
>= 4 => "*****",
>= 2 => "******",
_ => "*******"
};
Console.WriteLine(stars);
}
private static void DisplayWin(int guessCount)
{
Console.WriteLine();
Console.WriteLine(new string('*', 79));
Console.WriteLine();
Console.WriteLine($"You got it in {guessCount} guesses!!! Let's play again...");
}
private void DisplayLoss(int target)
{
Console.WriteLine();
Console.WriteLine($"Sorry, that's {_maxGuessCount} guesses. The number was {target}.");
}
}
}

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82 Stars/csharp/Stars/Input.cs Normal file
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using System;
namespace Stars
{
internal static class Input
{
// Float, because that's what the BASIC input operation returns
internal static float GetNumber(string prompt)
{
Console.Write(prompt);
while (true)
{
var response = Console.ReadLine();
if (float.TryParse(response, out var value))
{
return value;
}
Console.WriteLine("!Number expected - retry input line");
Console.Write("? ");
}
}
internal static string GetString(string prompt)
{
Console.Write(prompt);
return Console.ReadLine();
}
}
}

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82 Stars/csharp/Stars/Program.cs Normal file
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using System;
namespace Stars
{
class Program
{
static void Main(string[] args)
{
DisplayTitle();
var game = new Game(maxNumber: 100, maxGuessCount: 7);
game.DisplayInstructions();
while (true)
{
game.Play();
}
}
private static void DisplayTitle()
{
Console.WriteLine(" Stars");
Console.WriteLine(" Creative Computing Morristown, New Jersey");
Console.WriteLine();
Console.WriteLine();
Console.WriteLine();
}
}
}

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82 Stars/csharp/Stars/Stars.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net5.0</TargetFramework>
</PropertyGroup>
</Project>