Cherish599 · BigTent0 · Sep 20, 2019
diff --git a/BigTent0/Calculator/Calculator.sln b/BigTent0/Calculator/Calculator.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.28803.156
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Calculator", "Calculator\Calculator.csproj", "{A7CFDE3F-B126-4ED3-8E32-74D29DB8C739}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CalculatorTests", "CalculatorTests\CalculatorTests.csproj", "{62DEEA24-A8B8-4784-8FC2-20F6EB2C25FF}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{A7CFDE3F-B126-4ED3-8E32-74D29DB8C739}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A7CFDE3F-B126-4ED3-8E32-74D29DB8C739}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A7CFDE3F-B126-4ED3-8E32-74D29DB8C739}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A7CFDE3F-B126-4ED3-8E32-74D29DB8C739}.Release|Any CPU.Build.0 = Release|Any CPU
+		{62DEEA24-A8B8-4784-8FC2-20F6EB2C25FF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{62DEEA24-A8B8-4784-8FC2-20F6EB2C25FF}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{62DEEA24-A8B8-4784-8FC2-20F6EB2C25FF}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{62DEEA24-A8B8-4784-8FC2-20F6EB2C25FF}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {5CC477C2-CFC9-46F7-AD65-EB835E57D1C4}
+	EndGlobalSection
+EndGlobal
diff --git a/BigTent0/Calculator/Calculator/App.config b/BigTent0/Calculator/Calculator/App.config
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
+    </startup>
+</configuration>
diff --git a/BigTent0/Calculator/Calculator/Calculator.csproj b/BigTent0/Calculator/Calculator/Calculator.csproj
@@ -0,0 +1,54 @@
+<?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>{A7CFDE3F-B126-4ED3-8E32-74D29DB8C739}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>Calculator</RootNamespace>
+    <AssemblyName>Calculator</AssemblyName>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <Deterministic>true</Deterministic>
+  </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="maker.cs" />
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>
diff --git a/BigTent0/Calculator/Calculator/Program.cs b/BigTent0/Calculator/Calculator/Program.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Calculator
+{
+    class Program
+    {
+        //maker mymaker = new maker();
+        static void Main(string[] args)
+        {
+            maker mymaker = new maker();
+            int num = int.Parse(Console.ReadLine());
+            mymaker.makequi(num);
+            Console.ReadLine();
+        }
+    }
+}
diff --git a/BigTent0/Calculator/Calculator/Properties/AssemblyInfo.cs b/BigTent0/Calculator/Calculator/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+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("Calculator")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Calculator")]
+[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("a7cfde3f-b126-4ed3-8e32-74d29db8c739")]
+
+// 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
+//
+//可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值
+//通过使用 "*"，如下所示:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/BigTent0/Calculator/Calculator/maker.cs b/BigTent0/Calculator/Calculator/maker.cs
@@ -0,0 +1,172 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+/*算法描述
+*先由随机数得到运算符的个数，存入到一个列表中
+*根据得到符号的个数，得到运算数的个数，用随机数生产并存入列表中
+*将得到的数和符号依次入栈，如果遇到乘号和除号就出栈一个和下一个数运算
+* 并得出结果，然后入栈。最后得到的就只有加减运算。按次序计算便可得出结果
+* 最后将数字符号和结果按次序打印出来
+* 为了符号好入栈，所以加减乘除都用数字代替 依次是100 101 102 103
+* 
+* 
+*/
+namespace Calculator
+{
+   public class maker
+    {
+        //产生随机数
+        Random random = new Random();
+
+
+        //产生随机符号
+        public int makeSign()
+        {
+            int sign=100;
+            int choseFlag;
+            choseFlag = random.Next(1, 5);
+            switch(choseFlag)//用数字代表符号
+            {
+                case 1:
+                    sign = 100;//加法
+                    break;
+                case 2:
+                    sign = 101;//减法
+                    break;
+                case 3:
+                    sign = 102;//乘法
+                    break;
+                case 4:
+                    sign = 103;//除法
+                    break;
+            }
+            return sign;
+        }
+
+        public int makeNumber(int sign)
+        {//根据产生的符号产生随机数。如果上一个符号为/号，则不能产生0
+            int number=0;
+            if(sign==103)
+            {
+                number = random.Next(1, 100);
+            }
+            else
+                number = random.Next(0, 100);
+            return number;
+        }
+
+        public float getResult(List<int> sign, List<int> number)
+        {//根据产生的符号和数字计算出结果
+
+            int[] items = new int[10];
+            int top = 0;
+            float result;
+            items[0] = number[0];
+
+            for(int i=0;i<sign.Count;i++)
+            {
+                if (sign[i] == 102 || sign[i] == 103) 
+                {
+                    if(sign[i]==102)
+                    {
+                        items[top] *= number[i + 1];
+                    }
+                    else
+                    {
+                        double temp = (double)items[top] / (double)number[i + 1] * 1.0;
+                        items[top] /= number[i + 1];
+
+                        if(temp-items[top]>0)
+                        {
+                            return -1000000;
+                        }
+                    }
+                }
+                else
+                {
+                    items[++top] = sign[i];
+                    items[++top] = number[i + 1];
+                }
+            }
+
+            int k = top;
+            result = items[0];
+            if (top == 0)
+            {
+                return result;
+
+            }
+            else
+            {
+                for (int i = 1; i < top+1 ; i += 2)
+                {
+                    if (items[i] == 100)
+                    {
+                        result += items[i + 1];
+                    }
+                    if (items[i] == 101)
+                    {
+                        result -= items[i + 1];
+                    }
+                }
+            }
+            return result;
+
+        }
+
+
+        //sum为运算符号个数
+        public void makequi(int quistionNum)
+        {//将产生的题目打印出来
+            int k = 0;
+            int num = random.Next(2, 4);
+            List<int> signs = new List<int>();
+            List<int> numbers = new List<int>();
+            while (k <= quistionNum)
+            {
+                for (int i = 0; i < num; i++)
+                {
+                    signs.Add(makeSign());
+                }
+                numbers.Add(random.Next(0, 100));
+                for (int i = 0; i < num; i++)
+                {
+                    numbers.Add(makeNumber(signs[i]));
+                }
+                float result = getResult(signs, numbers);
+                if(result!=-1000000)
+                {
+                    Console.Write(numbers[0]);
+                    for (int i = 0; i < signs.Count; i++)
+                    {
+
+                        switch (signs[i])
+                        {
+                            case 100:
+                                Console.Write("+");
+                                break;
+                            case 101:
+                                Console.Write("-");
+                                break;
+                            case 102:
+                                Console.Write("*");
+                                break;
+                            case 103:
+                                Console.Write("/");
+                                break;
+                        }
+                        Console.Write(numbers[i + 1]);
+                    }
+                    Console.Write("=" + result + "\n");
+
+                    k++;
+                }
+                signs.Clear();
+                numbers.Clear();
+            }
+
+        }
+    }
+}