37 lines
1.4 KiB
C#
37 lines
1.4 KiB
C#
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/*A sparse martix is matrix which has more zero elements than nonzero elements */
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using System;
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public class Exercise29
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{
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public static void Main()
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{
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int[,] arr1 = new int[10,10];
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int i,j,r,c;
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int ctr=0;
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Console.Write("\n\nDetermine whether a matrix is a sparse matrix :\n ");
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Console.Write("----------------------------------------------------\n");
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Console.Write("Input the number of rows of the matrix : ");
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r = Convert.ToInt32(Console.ReadLine());
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Console.Write("Input the number of columns of the matrix : ");
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c = Convert.ToInt32(Console.ReadLine());
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Console.Write("Input elements in the first matrix :\n");
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for(i=0; i<r; i++)
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{
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for(j=0; j<c; j++)
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{
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Console.Write("element - [{0}],[{1}] : ",i,j);
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arr1[i,j] = Convert.ToInt32(Console.ReadLine());
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if (arr1[i,j]==0)
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{
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++ctr;
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}
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}
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}
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if (ctr>((r*c)/2))
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{
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Console.Write ("The given matrix is sparse matrix. \n");
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}
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else
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Console.Write ("The given matrix is not a sparse matrix.\n");
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Console.Write ("There are {0} number of zeros in the matrix.\n\n",ctr);
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}
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}
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