├── .gitignore ├── 01-EstruturaDoPrograma ├── .vscode │ ├── launch.json │ └── tasks.json ├── EstruturaDoPrograma.csproj ├── Exemplos │ └── Pilha.cs └── Program.cs ├── 02-Instrucoes ├── .vscode │ ├── launch.json │ └── tasks.json ├── Instrucoes.csproj └── Program.cs ├── 03-Classes ├── .vscode │ ├── launch.json │ └── tasks.json ├── 01-Herança │ ├── Ponto.cs │ └── Ponto3D.cs ├── 02-Metodos │ ├── 01-Ref.cs │ └── 02-Out.cs ├── Classes.csproj └── Program.cs ├── README.md └── Revisao ├── .vscode ├── launch.json └── tasks.json ├── Aluno.cs ├── Conceito.cs ├── Program.cs └── Revisao.csproj /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.suo 8 | *.user 9 | *.userosscache 10 | *.sln.docstates 11 | 12 | # User-specific files (MonoDevelop/Xamarin Studio) 13 | *.userprefs 14 | 15 | # Build results 16 | [Dd]ebug/ 17 | [Dd]ebugPublic/ 18 | [Rr]elease/ 19 | [Rr]eleases/ 20 | x64/ 21 | x86/ 22 | bld/ 23 | [Bb]in/ 24 | [Oo]bj/ 25 | [Ll]og/ 26 | 27 | # Visual Studio 2015/2017 cache/options directory 28 | .vs/ 29 | # Uncomment if you have tasks that create the project's static files in wwwroot 30 | #wwwroot/ 31 | 32 | # Visual Studio 2017 auto generated files 33 | Generated\ Files/ 34 | 35 | # MSTest test Results 36 | [Tt]est[Rr]esult*/ 37 | [Bb]uild[Ll]og.* 38 | 39 | # NUNIT 40 | *.VisualState.xml 41 | TestResult.xml 42 | 43 | # Build Results of an ATL Project 44 | [Dd]ebugPS/ 45 | [Rr]eleasePS/ 46 | dlldata.c 47 | 48 | # Benchmark Results 49 | BenchmarkDotNet.Artifacts/ 50 | 51 | # .NET Core 52 | project.lock.json 53 | project.fragment.lock.json 54 | artifacts/ 55 | **/Properties/launchSettings.json 56 | 57 | # StyleCop 58 | StyleCopReport.xml 59 | 60 | # Files built by Visual Studio 61 | *_i.c 62 | *_p.c 63 | *_i.h 64 | *.ilk 65 | *.meta 66 | *.obj 67 | *.iobj 68 | *.pch 69 | *.pdb 70 | *.ipdb 71 | *.pgc 72 | *.pgd 73 | *.rsp 74 | *.sbr 75 | *.tlb 76 | *.tli 77 | *.tlh 78 | *.tmp 79 | *.tmp_proj 80 | *.log 81 | *.vspscc 82 | *.vssscc 83 | .builds 84 | *.pidb 85 | *.svclog 86 | *.scc 87 | 88 | # Chutzpah Test files 89 | _Chutzpah* 90 | 91 | # Visual C++ cache files 92 | ipch/ 93 | *.aps 94 | *.ncb 95 | *.opendb 96 | *.opensdf 97 | *.sdf 98 | *.cachefile 99 | *.VC.db 100 | *.VC.VC.opendb 101 | 102 | # Visual Studio profiler 103 | *.psess 104 | *.vsp 105 | *.vspx 106 | *.sap 107 | 108 | # Visual Studio Trace Files 109 | *.e2e 110 | 111 | # TFS 2012 Local Workspace 112 | $tf/ 113 | 114 | # Guidance Automation Toolkit 115 | *.gpState 116 | 117 | # ReSharper is a .NET coding add-in 118 | _ReSharper*/ 119 | *.[Rr]e[Ss]harper 120 | *.DotSettings.user 121 | 122 | # JustCode is a .NET coding add-in 123 | .JustCode 124 | 125 | # TeamCity is a build add-in 126 | _TeamCity* 127 | 128 | # DotCover is a Code Coverage Tool 129 | *.dotCover 130 | 131 | # AxoCover is a Code Coverage Tool 132 | .axoCover/* 133 | !.axoCover/settings.json 134 | 135 | # Visual Studio code coverage results 136 | *.coverage 137 | *.coveragexml 138 | 139 | # NCrunch 140 | _NCrunch_* 141 | .*crunch*.local.xml 142 | nCrunchTemp_* 143 | 144 | # MightyMoose 145 | *.mm.* 146 | AutoTest.Net/ 147 | 148 | # Web workbench (sass) 149 | .sass-cache/ 150 | 151 | # Installshield output folder 152 | [Ee]xpress/ 153 | 154 | # DocProject is a documentation generator add-in 155 | DocProject/buildhelp/ 156 | DocProject/Help/*.HxT 157 | DocProject/Help/*.HxC 158 | DocProject/Help/*.hhc 159 | DocProject/Help/*.hhk 160 | DocProject/Help/*.hhp 161 | DocProject/Help/Html2 162 | DocProject/Help/html 163 | 164 | # Click-Once directory 165 | publish/ 166 | 167 | # Publish Web Output 168 | *.[Pp]ublish.xml 169 | *.azurePubxml 170 | # Note: Comment the next line if you want to checkin your web deploy settings, 171 | # but database connection strings (with potential passwords) will be unencrypted 172 | *.pubxml 173 | *.publishproj 174 | 175 | # Microsoft Azure Web App publish settings. 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2 | 3 | namespace EstruturaDoPrograma.Exemplos 4 | { 5 | public class Pilha 6 | { 7 | Posicao primeiro; 8 | public void Empilha(object item) 9 | { 10 | primeiro = new Posicao(primeiro, item); 11 | } 12 | 13 | public object Desempilha() 14 | { 15 | if (primeiro == null) 16 | { 17 | throw new InvalidOperationException("A pilha está vazia!"); 18 | } 19 | 20 | object resultado = primeiro.item; 21 | primeiro = primeiro.proximo; 22 | return resultado; 23 | } 24 | 25 | class Posicao 26 | { 27 | public Posicao proximo; 28 | public object item; 29 | public Posicao(Posicao proximo, object item) 30 | { 31 | this.proximo = proximo; 32 | this.item = item; 33 | } 34 | } 35 | } 36 | } -------------------------------------------------------------------------------- /01-EstruturaDoPrograma/Program.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using EstruturaDoPrograma.Exemplos; 3 | 4 | namespace EstruturaDoPrograma 5 | { 6 | class Program 7 | { 8 | static void Main() 9 | { 10 | var s = new Pilha(); 11 | s.Empilha(1); 12 | s.Empilha(10); 13 | s.Empilha(100); 14 | Console.WriteLine(s.Desempilha()); 15 | Console.WriteLine(s.Desempilha()); 16 | Console.WriteLine(s.Desempilha()); 17 | } 18 | } 19 | } 20 | -------------------------------------------------------------------------------- /02-Instrucoes/.vscode/launch.json: -------------------------------------------------------------------------------- 1 | { 2 | // Use IntelliSense to find out which attributes exist for C# debugging 3 | // Use hover for the description of the existing attributes 4 | // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md 5 | "version": "0.2.0", 6 | "configurations": [ 7 | { 8 | "name": ".NET Core Launch (console)", 9 | "type": "coreclr", 10 | "request": "launch", 11 | "preLaunchTask": "build", 12 | // If you have changed target frameworks, make sure to update the program path. 13 | "program": "${workspaceFolder}/bin/Debug/netcoreapp3.0/Instrucoes.dll", 14 | "args": [], 15 | "cwd": "${workspaceFolder}", 16 | // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console 17 | "console": "internalConsole", 18 | "stopAtEntry": false 19 | }, 20 | { 21 | "name": ".NET Core Attach", 22 | "type": "coreclr", 23 | "request": "attach", 24 | "processId": "${command:pickProcess}" 25 | } 26 | ] 27 | } -------------------------------------------------------------------------------- /02-Instrucoes/.vscode/tasks.json: -------------------------------------------------------------------------------- 1 | { 2 | "version": "2.0.0", 3 | "tasks": [ 4 | { 5 | "label": "build", 6 | "command": "dotnet", 7 | "type": "process", 8 | "args": [ 9 | "build", 10 | "${workspaceFolder}/Instrucoes.csproj", 11 | "/property:GenerateFullPaths=true", 12 | "/consoleloggerparameters:NoSummary" 13 | ], 14 | "problemMatcher": "$msCompile" 15 | }, 16 | { 17 | "label": "publish", 18 | "command": "dotnet", 19 | "type": "process", 20 | "args": [ 21 | "publish", 22 | "${workspaceFolder}/Instrucoes.csproj", 23 | "/property:GenerateFullPaths=true", 24 | "/consoleloggerparameters:NoSummary" 25 | ], 26 | "problemMatcher": "$msCompile" 27 | }, 28 | { 29 | "label": "watch", 30 | "command": "dotnet", 31 | "type": "process", 32 | "args": [ 33 | "watch", 34 | "run", 35 | "${workspaceFolder}/Instrucoes.csproj", 36 | "/property:GenerateFullPaths=true", 37 | "/consoleloggerparameters:NoSummary" 38 | ], 39 | "problemMatcher": "$msCompile" 40 | } 41 | ] 42 | } -------------------------------------------------------------------------------- /02-Instrucoes/Instrucoes.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | Exe 5 | netcoreapp3.0 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /02-Instrucoes/Program.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | 3 | namespace Instrucoes 4 | { 5 | class Program 6 | { 7 | static void Declaracoes() 8 | { 9 | int a; 10 | int b = 2, c = 3; 11 | const int d = 4; 12 | a = 1; 13 | Console.WriteLine(a + b + c + d); 14 | } 15 | 16 | static void InstrucaoIf(string[] args) 17 | { 18 | if (args.Length == 0) 19 | { 20 | Console.WriteLine("Nenhum argumento"); 21 | } 22 | else if (args.Length == 1) 23 | { 24 | Console.WriteLine("Um argumento"); 25 | } 26 | else 27 | { 28 | Console.WriteLine($"{args.Length} argumentos"); 29 | } 30 | } 31 | 32 | static void InstrucaoSwitch(string[] args) 33 | { 34 | int numeroDeArgumentos = args.Length; 35 | switch (numeroDeArgumentos) 36 | { 37 | case 0: 38 | Console.WriteLine("Nenhum argumento"); 39 | break; 40 | case 1: 41 | Console.WriteLine("Um argumento"); 42 | break; 43 | default: 44 | Console.WriteLine($"{numeroDeArgumentos} argumentos"); 45 | break; 46 | } 47 | } 48 | 49 | static void InstrucaoWhile(string[] args) 50 | { 51 | int i = 0; 52 | while (i < args.Length) 53 | { 54 | Console.WriteLine(args[i]); 55 | i++; 56 | } 57 | } 58 | 59 | static void InstrucaoDo(string[] args) 60 | { 61 | string texto; 62 | do 63 | { 64 | texto = Console.ReadLine(); 65 | Console.WriteLine(texto); 66 | } while (!string.IsNullOrEmpty(texto)); 67 | } 68 | 69 | static void InstrucaoFor(string[] args) 70 | { 71 | for (int i = 0; i < args.Length; i++) 72 | { 73 | Console.WriteLine(args[i]); 74 | } 75 | } 76 | 77 | static void InstrucaoForeach(string[] args) 78 | { 79 | foreach (string s in args) 80 | { 81 | Console.WriteLine(s); 82 | } 83 | } 84 | 85 | static void InstrucaoBreak(string[] args) 86 | { 87 | while (true) 88 | { 89 | string s = Console.ReadLine(); 90 | 91 | if (string.IsNullOrEmpty(s)) 92 | { 93 | break; 94 | } 95 | 96 | Console.WriteLine(s); 97 | } 98 | } 99 | 100 | static void InstrucaoContinue(string[] args) 101 | { 102 | for (int i = 0; i < args.Length; i++) 103 | { 104 | if (args[i].StartsWith("/")) 105 | { 106 | continue; 107 | } 108 | 109 | Console.WriteLine(args[i]); 110 | } 111 | } 112 | 113 | static void InstrucaoReturn(string[] args) 114 | { 115 | int Somar(int a, int b) 116 | { 117 | return a + b; 118 | } 119 | 120 | Console.WriteLine(Somar(1, 2)); 121 | Console.WriteLine(Somar(3, 4)); 122 | Console.WriteLine(Somar(5, 6)); 123 | return; 124 | } 125 | 126 | static void InstrucoesTryCatchFinallyThrow(string[] args) 127 | { 128 | double Dividir(double x, double y) 129 | { 130 | if (y == 0) 131 | throw new DivideByZeroException(); 132 | 133 | return x / y; 134 | } 135 | 136 | try 137 | { 138 | if (args.Length != 2) 139 | { 140 | throw new InvalidOperationException("Informe 2 números"); 141 | } 142 | 143 | double x = double.Parse(args[0]); 144 | double y = double.Parse(args[1]); 145 | Console.WriteLine(Dividir(x, y)); 146 | } 147 | catch (InvalidOperationException e) 148 | { 149 | Console.WriteLine(e.Message); 150 | } 151 | catch (Exception e) 152 | { 153 | Console.WriteLine($"Erro genérico: {e.Message}"); 154 | } 155 | finally 156 | { 157 | Console.WriteLine("Até breve!"); 158 | } 159 | } 160 | 161 | static void InstrucaoUsing(string[] args) 162 | { 163 | using (System.IO.TextWriter w = System.IO.File.CreateText("teste.txt")) 164 | { 165 | w.WriteLine("Line 1"); 166 | w.WriteLine("Line 2"); 167 | w.WriteLine("Line 3"); 168 | } 169 | } 170 | } 171 | } 172 | -------------------------------------------------------------------------------- /03-Classes/.vscode/launch.json: -------------------------------------------------------------------------------- 1 | { 2 | // Use IntelliSense to find out which attributes exist for C# debugging 3 | // Use hover for the description of the existing attributes 4 | // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md 5 | "version": "0.2.0", 6 | "configurations": [ 7 | { 8 | "name": ".NET Core Launch (console)", 9 | "type": "coreclr", 10 | "request": "launch", 11 | "preLaunchTask": "build", 12 | // If you have changed target frameworks, make sure to update the program path. 13 | "program": "${workspaceFolder}/bin/Debug/netcoreapp3.0/Classes.dll", 14 | "args": [], 15 | "cwd": "${workspaceFolder}", 16 | // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console 17 | "console": "internalConsole", 18 | "stopAtEntry": false 19 | }, 20 | { 21 | "name": ".NET Core Attach", 22 | "type": "coreclr", 23 | "request": "attach", 24 | "processId": "${command:pickProcess}" 25 | } 26 | ] 27 | } -------------------------------------------------------------------------------- /03-Classes/.vscode/tasks.json: -------------------------------------------------------------------------------- 1 | { 2 | "version": "2.0.0", 3 | "tasks": [ 4 | { 5 | "label": "build", 6 | "command": "dotnet", 7 | "type": "process", 8 | "args": [ 9 | "build", 10 | "${workspaceFolder}/Classes.csproj", 11 | "/property:GenerateFullPaths=true", 12 | "/consoleloggerparameters:NoSummary" 13 | ], 14 | "problemMatcher": "$msCompile" 15 | }, 16 | { 17 | "label": "publish", 18 | "command": "dotnet", 19 | "type": "process", 20 | "args": [ 21 | "publish", 22 | "${workspaceFolder}/Classes.csproj", 23 | "/property:GenerateFullPaths=true", 24 | "/consoleloggerparameters:NoSummary" 25 | ], 26 | "problemMatcher": "$msCompile" 27 | }, 28 | { 29 | "label": "watch", 30 | "command": "dotnet", 31 | "type": "process", 32 | "args": [ 33 | "watch", 34 | "run", 35 | "${workspaceFolder}/Classes.csproj", 36 | "/property:GenerateFullPaths=true", 37 | "/consoleloggerparameters:NoSummary" 38 | ], 39 | "problemMatcher": "$msCompile" 40 | } 41 | ] 42 | } -------------------------------------------------------------------------------- /03-Classes/01-Herança/Ponto.cs: -------------------------------------------------------------------------------- 1 | namespace Classes.Herança 2 | { 3 | public class Ponto 4 | { 5 | public int x, y; 6 | private int distancia; 7 | 8 | public Ponto(int x, int y) 9 | { 10 | this.x = x; 11 | this.y = y; 12 | } 13 | 14 | protected void CalcularDistancia() 15 | { 16 | //Faz alguma coisa... 17 | CalcularDistancia2(); 18 | } 19 | 20 | private void CalcularDistancia2() 21 | { 22 | //Faz alguma coisa... 23 | } 24 | 25 | public virtual void CalcularDistancia3() 26 | { 27 | //Faz alguma coisa... 28 | } 29 | } 30 | } -------------------------------------------------------------------------------- /03-Classes/01-Herança/Ponto3D.cs: -------------------------------------------------------------------------------- 1 | namespace Classes.Herança 2 | { 3 | public class Ponto3D : Ponto 4 | { 5 | public int z; 6 | public Ponto3D(int x, int y, int z) : base(x, y) 7 | { 8 | this.z = z; 9 | CalcularDistancia(); 10 | } 11 | 12 | public static void Calcular() 13 | { 14 | //Faz alguma coisa... 15 | } 16 | public override void CalcularDistancia3() 17 | { 18 | //Faz outra coisa ... 19 | base.CalcularDistancia3(); 20 | } 21 | } 22 | } -------------------------------------------------------------------------------- /03-Classes/02-Metodos/01-Ref.cs: -------------------------------------------------------------------------------- 1 | namespace Classes.Metodos 2 | { 3 | public class Ref 4 | { 5 | static void Inverter(ref int x, ref int y) 6 | { 7 | int temp = x; 8 | x = y; 9 | y = temp; 10 | } 11 | 12 | public static void Inverter() 13 | { 14 | int i = 1, j = 2; 15 | Inverter(ref i, ref j); 16 | System.Console.WriteLine($"{i} {j}"); // Escreve "2 1" 17 | } 18 | } 19 | } -------------------------------------------------------------------------------- /03-Classes/02-Metodos/02-Out.cs: -------------------------------------------------------------------------------- 1 | namespace Classes.Metodos 2 | { 3 | public class Out 4 | { 5 | static void Dividir(int x, int y, out int resultado, out int resto) 6 | { 7 | resultado = x / y; 8 | resto = x % y; 9 | } 10 | 11 | public static void Dividir() 12 | { 13 | Dividir(10, 3, out int resultado, out int resto); 14 | System.Console.WriteLine("{0} {1}", resultado, resto); // Escreve "3 1" 15 | } 16 | } 17 | } -------------------------------------------------------------------------------- /03-Classes/Classes.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | Exe 5 | netcoreapp3.0 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /03-Classes/Program.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | 3 | namespace Classes 4 | { 5 | class Program 6 | { 7 | static void Main(string[] args) 8 | { 9 | Console.WriteLine("Hello World!"); 10 | } 11 | } 12 | } 13 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # csharp-examples -------------------------------------------------------------------------------- /Revisao/.vscode/launch.json: -------------------------------------------------------------------------------- 1 | { 2 | // Use IntelliSense to find out which attributes exist for C# debugging 3 | // Use hover for the description of the existing attributes 4 | // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md 5 | "version": "0.2.0", 6 | "configurations": [ 7 | { 8 | "name": ".NET Core Launch (console)", 9 | "type": "coreclr", 10 | "request": "launch", 11 | "preLaunchTask": "build", 12 | // If you have changed target frameworks, make sure to update the program path. 13 | "program": "${workspaceFolder}/bin/Debug/netcoreapp3.1/Revisao.dll", 14 | "args": [], 15 | "cwd": "${workspaceFolder}", 16 | // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console 17 | "console": "integratedTerminal", 18 | "stopAtEntry": false 19 | }, 20 | { 21 | "name": ".NET Core Attach", 22 | "type": "coreclr", 23 | "request": "attach", 24 | "processId": "${command:pickProcess}" 25 | } 26 | ] 27 | } -------------------------------------------------------------------------------- /Revisao/.vscode/tasks.json: -------------------------------------------------------------------------------- 1 | { 2 | "version": "2.0.0", 3 | "tasks": [ 4 | { 5 | "label": "build", 6 | "command": "dotnet", 7 | "type": "process", 8 | "args": [ 9 | "build", 10 | "${workspaceFolder}/Revisao.csproj", 11 | "/property:GenerateFullPaths=true", 12 | "/consoleloggerparameters:NoSummary" 13 | ], 14 | "problemMatcher": "$msCompile" 15 | }, 16 | { 17 | "label": "publish", 18 | "command": "dotnet", 19 | "type": "process", 20 | "args": [ 21 | "publish", 22 | "${workspaceFolder}/Revisao.csproj", 23 | "/property:GenerateFullPaths=true", 24 | "/consoleloggerparameters:NoSummary" 25 | ], 26 | "problemMatcher": "$msCompile" 27 | }, 28 | { 29 | "label": "watch", 30 | "command": "dotnet", 31 | "type": "process", 32 | "args": [ 33 | "watch", 34 | "run", 35 | "${workspaceFolder}/Revisao.csproj", 36 | "/property:GenerateFullPaths=true", 37 | "/consoleloggerparameters:NoSummary" 38 | ], 39 | "problemMatcher": "$msCompile" 40 | } 41 | ] 42 | } -------------------------------------------------------------------------------- /Revisao/Aluno.cs: -------------------------------------------------------------------------------- 1 | namespace Revisao 2 | { 3 | public struct Aluno 4 | { 5 | public string Nome { get; set; } 6 | public decimal Nota { get; set; } 7 | } 8 | } -------------------------------------------------------------------------------- /Revisao/Conceito.cs: -------------------------------------------------------------------------------- 1 | namespace Revisao 2 | { 3 | public enum Conceito 4 | { 5 | A, 6 | B, 7 | C, 8 | D, 9 | E 10 | } 11 | } -------------------------------------------------------------------------------- /Revisao/Program.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | 3 | namespace Revisao 4 | { 5 | class Program 6 | { 7 | static void Main(string[] args) 8 | { 9 | Aluno[] alunos = new Aluno[5]; 10 | var indiceAluno = 0; 11 | string opcaoUsuario = ObterOpcaoUsuario(); 12 | 13 | while (opcaoUsuario.ToUpper() != "X") 14 | { 15 | switch (opcaoUsuario) 16 | { 17 | case "1": 18 | Console.WriteLine("Informe o nome do aluno:"); 19 | var aluno = new Aluno(); 20 | aluno.Nome = Console.ReadLine(); 21 | 22 | Console.WriteLine("Informe a nota do aluno:"); 23 | 24 | if (decimal.TryParse(Console.ReadLine(), out decimal nota)) 25 | { 26 | aluno.Nota = nota; 27 | } 28 | else 29 | { 30 | throw new ArgumentException("Valor da nota deve ser decimal"); 31 | } 32 | 33 | alunos[indiceAluno] = aluno; 34 | indiceAluno++; 35 | 36 | break; 37 | case "2": 38 | foreach (var a in alunos) 39 | { 40 | if (!string.IsNullOrEmpty(a.Nome)) 41 | { 42 | Console.WriteLine($"ALUNO: {a.Nome} - NOTA: {a.Nota}"); 43 | } 44 | } 45 | break; 46 | case "3": 47 | decimal notaTotal = 0; 48 | var nrAlunos = 0; 49 | 50 | for (int i=0; i < alunos.Length; i++) 51 | { 52 | if (!string.IsNullOrEmpty(alunos[i].Nome)) 53 | { 54 | notaTotal = notaTotal + alunos[i].Nota; 55 | nrAlunos++; 56 | } 57 | } 58 | 59 | var mediaGeral = notaTotal / nrAlunos; 60 | Conceito conceitoGeral; 61 | 62 | if (mediaGeral < 2) 63 | { 64 | conceitoGeral = Conceito.E; 65 | } 66 | else if (mediaGeral < 4) 67 | { 68 | conceitoGeral = Conceito.D; 69 | } 70 | else if (mediaGeral < 6) 71 | { 72 | conceitoGeral = Conceito.C; 73 | } 74 | else if (mediaGeral < 8) 75 | { 76 | conceitoGeral = Conceito.B; 77 | } 78 | else 79 | { 80 | conceitoGeral = Conceito.A; 81 | } 82 | 83 | Console.WriteLine($"MÉDIA GERAL: {mediaGeral} - CONCEITO: {conceitoGeral}"); 84 | 85 | break; 86 | default: 87 | throw new ArgumentOutOfRangeException(); 88 | } 89 | 90 | opcaoUsuario = ObterOpcaoUsuario(); 91 | } 92 | } 93 | 94 | private static string ObterOpcaoUsuario() 95 | { 96 | Console.WriteLine(); 97 | Console.WriteLine("Informe a opção desejada:"); 98 | Console.WriteLine("1- Inserir novo aluno"); 99 | Console.WriteLine("2- Listar alunos"); 100 | Console.WriteLine("3- Calcular média geral"); 101 | Console.WriteLine("X- Sair"); 102 | Console.WriteLine(); 103 | 104 | string opcaoUsuario = Console.ReadLine(); 105 | Console.WriteLine(); 106 | return opcaoUsuario; 107 | } 108 | } 109 | } 110 | -------------------------------------------------------------------------------- /Revisao/Revisao.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | Exe 5 | netcoreapp3.1 6 | 7 | 8 | 9 | --------------------------------------------------------------------------------