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  1. using System;
  2. class Matrix<T> { 
  3.         private int rows; 
  4.         private int cols; 
  5.         private T[,] matrix; 
  6.  
  7.         public Matrix() { 
  8.             rows = cols = 0; 
  9.             matrix = null; 
  10.         } 
  11.  
  12.         public Matrix(int m, int n) { 
  13.             rows = m; 
  14.             cols = n; 
  15.             matrix = new T[m, n]; 
  16.         } 
  17.  
  18.         public T this[int i, int j] { 
  19.             get { 
  20.                 if (i < rows && j < cols) 
  21.                     return matrix[i, j]; 
  22.                 else 
  23.                     throw new ArgumentOutOfRangeException(); 
  24.             } 
  25.             set { 
  26.                 if (i < rows && j < cols) 
  27.                     matrix[i, j] = value; 
  28.                 else 
  29.                     throw new ArgumentOutOfRangeException(); 
  30.             } 
  31.         } 
  32.  
  33.         public double Rows { 
  34.             get { return rows; } 
  35.         } 
  36.  
  37.         public double Cols { 
  38.             get { return cols; } 
  39.         } 
  40. }
  41.  
  42. public class Test
  43. {
  44. 	public static void Main()
  45. 	{
  46. 		Matrix<double> myMatrix=new Matrix<double>(3,2);
  47. 		myMatrix[0,0]=1.5;	
  48. 		myMatrix[0,1]=16.0;
  49. 		myMatrix[1,0]=18.0;
  50. 		myMatrix[1,1]=3.6;
  51. 		myMatrix[2,0]=7.1;
  52. 		myMatrix[2,1]=2.9;
  53.  
  54. 		for(int i=0; i<3; i++)
  55. 	    {
  56. 	    	for(int j=0; j<2; j++)
  57. 				Console.Write(myMatrix[i,j] + "\t");
  58. 			Console.WriteLine();
  59. 	    }
  60.     }
  61. }
  62.  
Success #stdin #stdout 0.05s 28448KB
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1.5	16	
18	3.6	
7.1	2.9
https://ideone.com/3OUhVe
language:
C# (NET 6.0)
created:
175 days ago
visibility:
public

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