30 lines
774 B
Java
30 lines
774 B
Java
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import java.util.*;
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class InvalidMatrixException extends Exception
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{
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public String toString()
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{
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return "InvalidMatrixException:this is an Invalid Matrix";
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}
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}
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public class Valid_matrix {
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public static void main(String[] args) {
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int row,col;
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Scanner in=new Scanner(System.in);
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System.out.println("Enter the number of rows and columns");
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row=in.nextInt();
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col=in.nextInt();
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try
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{
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if(row!=col)
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{
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throw new InvalidMatrixException();
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}
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System.out.println("This is a valid matrix");
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}
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catch(InvalidMatrixException e)
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{
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System.out.println(e.toString());
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}
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}
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}
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