魏家田 201731062307

.gitattributes

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+###############################################################################
+# Set default behavior to automatically normalize line endings.
+###############################################################################
+* text=auto
+
+###############################################################################
+# Set default behavior for command prompt diff.
+#
+# This is need for earlier builds of msysgit that does not have it on by
+# default for csharp files.
+# Note: This is only used by command line
+###############################################################################
+#*.cs     diff=csharp
+
+###############################################################################
+# Set the merge driver for project and solution files
+#
+# Merging from the command prompt will add diff markers to the files if there
+# are conflicts (Merging from VS is not affected by the settings below, in VS
+# the diff markers are never inserted). Diff markers may cause the following 
+# file extensions to fail to load in VS. An alternative would be to treat
+# these files as binary and thus will always conflict and require user
+# intervention with every merge. To do so, just uncomment the entries below
+###############################################################################
+#*.sln       merge=binary
+#*.csproj    merge=binary
+#*.vbproj    merge=binary
+#*.vcxproj   merge=binary
+#*.vcproj    merge=binary
+#*.dbproj    merge=binary
+#*.fsproj    merge=binary
+#*.lsproj    merge=binary
+#*.wixproj   merge=binary
+#*.modelproj merge=binary
+#*.sqlproj   merge=binary
+#*.wwaproj   merge=binary
+
+###############################################################################
+# behavior for image files
+#
+# image files are treated as binary by default.
+###############################################################################
+#*.jpg   binary
+#*.png   binary
+#*.gif   binary
+
+###############################################################################
+# diff behavior for common document formats
+# 
+# Convert binary document formats to text before diffing them. This feature
+# is only available from the command line. Turn it on by uncommenting the 
+# entries below.
+###############################################################################
+#*.doc   diff=astextplain
+#*.DOC   diff=astextplain
+#*.docx  diff=astextplain
+#*.DOCX  diff=astextplain
+#*.dot   diff=astextplain
+#*.DOT   diff=astextplain
+#*.pdf   diff=astextplain
+#*.PDF   diff=astextplain
+#*.rtf   diff=astextplain
+#*.RTF   diff=astextplain

dwyy666/Calculator1/Calculator1.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.27703.2042
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Calculator1", "Calculator1\Calculator1.csproj", "{4B9826EA-B6F6-41F3-8B91-83491A6EEA18}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "UnitTestProject1", "UnitTestProject1\UnitTestProject1.csproj", "{487C3A96-7E19-4D6F-B320-5C0422E0FEF2}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{4B9826EA-B6F6-41F3-8B91-83491A6EEA18}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4B9826EA-B6F6-41F3-8B91-83491A6EEA18}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4B9826EA-B6F6-41F3-8B91-83491A6EEA18}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4B9826EA-B6F6-41F3-8B91-83491A6EEA18}.Release|Any CPU.Build.0 = Release|Any CPU
+		{487C3A96-7E19-4D6F-B320-5C0422E0FEF2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{487C3A96-7E19-4D6F-B320-5C0422E0FEF2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{487C3A96-7E19-4D6F-B320-5C0422E0FEF2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{487C3A96-7E19-4D6F-B320-5C0422E0FEF2}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {1DDE5903-3608-4D65-8D90-26DD6D7B3BD4}
+	EndGlobalSection
+EndGlobal

dwyy666/Calculator1/Calculator1/App.config

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+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.1" />
+    </startup>
+</configuration>

dwyy666/Calculator1/Calculator1/Calculator1.csproj

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{4B9826EA-B6F6-41F3-8B91-83491A6EEA18}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>Calculator1</RootNamespace>
+    <AssemblyName>Calculator1</AssemblyName>
+    <TargetFrameworkVersion>v4.5.1</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="getNum.cs" />
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="writeFile.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>

dwyy666/Calculator1/Calculator1/Program.cs

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+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Calculator1
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.Write("请输入出题个数：");
+            int n = Convert.ToInt32(Console.ReadLine());
+            int i = 0;
+            object result;
+            DataTable dt = new DataTable();
+            while (i < n)
+            {
+                 getNum getnum1 = new getNum();
+
+                 String str = getnum1.getnum();
+                 result = dt.Compute(str, "");
+                //如果结果含有小数点，或者表达式中有除以0，或者结果为负数则再次获取一个计算式
+                if (result.ToString().Contains(".") || str.Contains("/0") || int.Parse(result.ToString()) < 0)
+                      continue;
+                 i++;
+                 string str1;
+                 str1 = str.Replace("/", "÷") + "=" + result.ToString();
+                 Console.WriteLine(str1);
+                writeFile writefile1 = new writeFile();
+                writefile1.writefile(str1);
+            }
+            //System.Threading.Thread.Sleep(10000);
+        }
+    }
+}

dwyy666/Calculator1/Calculator1/Properties/AssemblyInfo.cs

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+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// 有关程序集的一般信息由以下
+// 控制。更改这些特性值可修改
+// 与程序集关联的信息。
+[assembly: AssemblyTitle("Calculator1")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Calculator1")]
+[assembly: AssemblyCopyright("Copyright ©  2019")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// 将 ComVisible 设置为 false 会使此程序集中的类型
+//对 COM 组件不可见。如果需要从 COM 访问此程序集中的类型
+//请将此类型的 ComVisible 特性设置为 true。
+[assembly: ComVisible(false)]
+
+// 如果此项目向 COM 公开，则下列 GUID 用于类型库的 ID
+[assembly: Guid("4b9826ea-b6f6-41f3-8b91-83491a6eea18")]
+
+// 程序集的版本信息由下列四个值组成: 
+//
+//      主版本
+//      次版本
+//      生成号
+//      修订号
+//
+// 可以指定所有值，也可以使用以下所示的 "*" 预置版本号和修订号
+// 方法是按如下所示使用“*”: :
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

dwyy666/Calculator1/Calculator1/getNum.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Calculator1
+{
+    class getNum
+    {
+        private static char[] size = { '+', '-', '*', '/' };
+        public string getnum()
+        {
+            int x, y, z, t;
+
+            Random random = new Random();
+            z = random.Next(2, 4);//作为随机运算符个数
+
+            string str;
+            x = random.Next(0, 100);//作为随机数值
+            str = Convert.ToString(x);
+
+            for (int i = 0; i < z; i++)
+            {
+                 t = random.Next(0, 4);//作为随机运算符下标
+                 y = random.Next(0, 100);
+                 str += size[t] + Convert.ToString(y);//拼接字符串
+                 System.Threading.Thread.Sleep(50);//由于时间间隔太短，需要设置程序睡眠
+            }
+            return str;
+        }
+    }
+}

dwyy666/Calculator1/Calculator1/writeFile.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Calculator1
+{
+   public class writeFile
+    {
+        public void writefile(string str)
+        {
+
+            try
+            {
+                StreamWriter sw = new StreamWriter("e:\\test.txt", true);
+                sw.WriteLine(str);
+                sw.Close();
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine("文件写入失败！");
+            }
+
+
+        }
+    }
+}

dwyy666/Calculator1/UnitTestProject1/Properties/AssemblyInfo.cs

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+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+[assembly: AssemblyTitle("UnitTestProject1")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("UnitTestProject1")]
+[assembly: AssemblyCopyright("Copyright ©  2019")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+[assembly: ComVisible(false)]
+
+[assembly: Guid("487c3a96-7e19-4d6f-b320-5c0422e0fef2")]
+
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

dwyy666/Calculator1/UnitTestProject1/UnitTest1.cs

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+using System;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Calculator1;
+namespace UnitTestProject1
+{
+    [TestClass]
+    public class UnitTest1
+    {
+        [TestMethod]
+        public void TestMethod1()
+        {
+            string str = "16*3+2*1=50";
+            writeFile file = new writeFile();
+            file.writefile(str);
+            string txt = System.IO.File.ReadAllText(@"e:\\test.txt");
+            Assert.IsTrue(txt == str);
+        }
+    }
+}