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  1. class Program 
  2.     { 
  3.         static void Main(string[] args) 
  4.         { 
  5.             int[] codigoAluno = new int[10]; 
  6.             string[] nomeAluno = new string[10]; 
  7.             double[] nota1 = new double[10]; 
  8.             double[] nota2 = new double[10]; 
  9.             double[] nota3 = new double[10]; 
  10.             int opcao; 
  11.             do 
  12.             { 
  13.                 Console.WriteLine("[ 1 ] Matricular aluno"); 
  14.                 Console.WriteLine("[ 2 ] Cancelar matrícula de um aluno"); 
  15.                 Console.WriteLine("[ 9 ] Relatório de alunos cadastrados"); 
  16.                 Console.WriteLine("[ 0 ] Sair do Software"); 
  17.                 Console.WriteLine("-------------------------------------"); 
  18.                 Console.Write("Digite uma opção: "); 
  19.                 opcao = Int32.Parse(Console.ReadLine()); 
  20.                 switch (opcao) 
  21.                 { 
  22.                     case 1: 
  23.                         matriculaAluno(ref codigoAluno, ref nomeAluno); 
  24.                         break; 
  25.                     case 2: 
  26.                         cancelarAluno(ref codigoAluno, ref nomeAluno); 
  27.                         break; 
  28.                     case 9: 
  29.                         relatorioAlunos(ref codigoAluno, ref nomeAluno); 
  30.                         break; 
  31.                     default: 
  32.                         saiPrograma(); 
  33.                         break; 
  34.                 } 
  35.                 Console.ReadKey(); 
  36.                 Console.Clear(); 
  37.             } 
  38.             while (opcao != 0); 
  39.         } 
  40.  
  41.         private static void relatorioAlunos(ref int[] codigoAluno, ref string[] nomeAluno) 
  42.         { 
  43.             Console.Clear(); 
  44.             Console.WriteLine("----------------------------------------------------------------"); 
  45.             Console.WriteLine("***************| RELATORIO DE ALUNOS |**************************"); 
  46.             Console.WriteLine("----------------------------------------------------------------"); 
  47.             Console.WriteLine("-------Codigo--------Aluno--------------------------------------"); 
  48.             for (int i = 0; i < 10; i++) 
  49.             { 
  50.                 Console.WriteLine("        {0}           {1}",codigoAluno[i],nomeAluno[i]); 
  51.             } 
  52.             Console.WriteLine("----------------------------fim relatório----------------------"); 
  53.         } 
  54.  
  55.         private static void cancelarAluno(ref int[] codigoAluno, ref string[] nomeAluno) 
  56.         { 
  57.             Console.Clear(); 
  58.             int i; 
  59.             Console.WriteLine("----------------------------------------------------------------"); 
  60.             Console.WriteLine("***************| CANCELAMENTO DE MATRÍCULA |********************"); 
  61.             Console.WriteLine("----------------------------------------------------------------"); 
  62.             Console.Write("Digite a posicao/MATRICULA do vetor que deseja CANCELAR: "); 
  63.             i = Int32.Parse(Console.ReadLine()); 
  64.             codigoAluno[i] = 0; 
  65.             nomeAluno[i] = ""; 
  66.             Console.WriteLine("Aluno CANCELADO com Sucesso !"); 
  67.         } 
  68.  
  69.         private static void saiPrograma() 
  70.         { 
  71.             Console.WriteLine(); 
  72.             Console.WriteLine("Bye Bye, vc saiu do Programa. Clique qq tecla para sair..."); 
  73.         } 
  74.  
  75.         private static void matriculaAluno(ref int[] codigoAluno, ref string[] nomeAluno) 
  76.         { 
  77.             Console.Clear(); 
  78.             bool jaExiste = false; 
  79.             bool codigoEstaNoIntervalo; 
  80.             int i = 0; 
  81.             do 
  82.             { 
  83.                 jaExiste = false; 
  84.                 Console.WriteLine("----------------------------------------------------------------"); 
  85.                 Console.WriteLine("******************| MATRÍCULA DE ALUNOS |***********************"); 
  86.                 Console.WriteLine("----------------------------------------------------------------"); 
  87.                 Console.Write("Digite a posicao do vetor que deseja cadastrar: "); 
  88.                 i = Int32.Parse(Console.ReadLine()); 
  89.                 Console.Write("Código do aluno na Posição {0}: ", i); 
  90.                 codigoAluno[i] = Int32.Parse(Console.ReadLine()); 
  91.                 codigoEstaNoIntervalo = verificaCodigoIntervalo(codigoAluno[i]); 
  92.                 jaExiste = verificaCodigoJaExiste(codigoAluno[i], i, codigoAluno); 
  93.  
  94.                 if (jaExiste == false) 
  95.                 { 
  96.                     if (codigoEstaNoIntervalo == false) 
  97.                     { 
  98.                         Console.WriteLine("O Código do aluno deve ser entre 1 e 1000!"); 
  99.                         Console.ReadKey(); 
  100.                         Console.Clear(); 
  101.                     } 
  102.                     else 
  103.                     { 
  104.                         Console.Write("Nome do aluno na Posição {0}: ", i); 
  105.                         nomeAluno[i] = Console.ReadLine(); 
  106.                     } 
  107.                 } 
  108.                 else 
  109.                 { 
  110.                     Console.WriteLine("O Código do aluno {0} já existe!", codigoAluno[i]); 
  111.                     codigoAluno[i] = 50000; 
  112.                     Console.ReadKey(); 
  113.                     Console.Clear(); 
  114.                 }                 
  115.             } 
  116.             while (codigoAluno[i] < 1 || codigoAluno[i] > 1000); 
  117.             Console.WriteLine("Aluno cadastrado com Sucesso !"); 
  118.         } 
  119.  
  120.         private static bool verificaCodigoJaExiste(int codigoDigitado, int posicaoCodigoDigitado, int[] vetor) 
  121.         { 
  122.             bool jaExiste = false; 
  123.             for (int i = 0; i < vetor.Length; i++) 
  124.             { 
  125.                 if (vetor[i] == codigoDigitado && i != posicaoCodigoDigitado) 
  126.                 { 
  127.                     jaExiste = true; 
  128.                 } 
  129.             } 
  130.             return jaExiste; 
  131.         } 
  132.  
  133.         private static bool verificaCodigoIntervalo(int codigo) 
  134.         { 
  135.             bool estaNoIntervalo = false; 
  136.             if (codigo > 0 && codigo <= 1000) 
  137.                 estaNoIntervalo = true; 
  138.             else 
  139.                 estaNoIntervalo = false; 
  140.  
  141.             return estaNoIntervalo; 
  142.         } 
  143.     }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
copy 
Standard input is empty
compilation info 
prog.cs(13,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(14,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(15,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(16,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(17,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(18,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(19,25): error CS0103: The name `Int32' does not exist in the current context
prog.cs(35,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(36,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(43,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(44,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(45,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(46,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(47,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(50,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(52,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(57,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(59,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(60,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(61,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(62,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(63,17): error CS0103: The name `Int32' does not exist in the current context
prog.cs(66,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(71,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(72,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(77,13): error CS0103: The name `Console' does not exist in the current context
prog.cs(84,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(85,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(86,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(87,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(88,21): error CS0103: The name `Int32' does not exist in the current context
prog.cs(89,17): error CS0103: The name `Console' does not exist in the current context
prog.cs(90,34): error CS0103: The name `Int32' does not exist in the current context
prog.cs(98,25): error CS0103: The name `Console' does not exist in the current context
prog.cs(99,25): error CS0103: The name `Console' does not exist in the current context
prog.cs(100,25): error CS0103: The name `Console' does not exist in the current context
prog.cs(104,25): error CS0103: The name `Console' does not exist in the current context
prog.cs(105,40): error CS0103: The name `Console' does not exist in the current context
prog.cs(110,21): error CS0103: The name `Console' does not exist in the current context
prog.cs(112,21): error CS0103: The name `Console' does not exist in the current context
prog.cs(113,21): error CS0103: The name `Console' does not exist in the current context
prog.cs(117,13): error CS0103: The name `Console' does not exist in the current context
Compilation failed: 42 error(s), 0 warnings
stdout
copy 
Standard output is empty
https://ideone.com/wNO8eP
language:
C# (gmcs 5.20.1)
created:
7 years ago
visibility:
public

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