From f22d18d771a06cb3f699df52c69ed0c9b21e80f6 Mon Sep 17 00:00:00 2001
From: Shalika-Sewwandi <daishalika32@gmail.com>
Date: Sun, 3 Oct 2021 19:43:47 +0530
Subject: [PATCH] check whether a square matrix symmetric or not

---
 Symmetric_Matrix.java | 67 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 Symmetric_Matrix.java

diff --git a/Symmetric_Matrix.java b/Symmetric_Matrix.java
new file mode 100644
index 0000000..a472bf8
--- /dev/null
+++ b/Symmetric_Matrix.java
@@ -0,0 +1,67 @@
+import java.util.Scanner;
+
+class SymmetricMatrix {
+    public static void main(String[] args) {
+        int row, column;
+
+        Scanner sc = new Scanner(System.in);
+
+        System.out.println("Note: the matrix should be a square matrix");
+        System.out.print("Enter number of rows or columns:");//get user input to determine order of the square matrix
+
+        int n=sc.nextInt();
+        row=column=n;
+
+        int [][] m1 = new int[row][column];
+        int [][] m2 = new int[row][column];
+
+        System.out.println("Enter the matrix elements:");
+
+        //get the matrix element from user input
+        for(int i=0; i<row; i++){
+            for(int j=0; j<column; j++){
+                m1[i][j]= sc.nextInt();
+            }
+        }
+
+        //assign the transpose of m1 matrix to m2 matrix
+        for(int i=0; i<row; i++){
+            for(int j=0; j<column; j++){
+                m2[i][j]=m1[j][i];
+            }
+        }
+
+        int x=1;
+
+        for(int i=0; i<row; i++){
+            for(int j=0; j<column; j++){
+                if(m1[i][j]!=m2[i][j]){
+                    x=0;
+                }
+            }
+        }
+
+        if(x==1){
+            System.out.println("The matrix;");
+            for(int i=0; i<row; i++){
+                for(int j=0; j<column; j++){
+                    System.out.print(m1[j][i]+ " ");
+                }
+                System.out.println();
+            }
+            System.out.println("is symmetric !!!");
+        }else {
+            System.out.println("Ohh...the matrix;");
+            for(int i=0; i<row; i++){
+                for(int j=0; j<column; j++){
+                    System.out.print(m1[j][i]+ " ");
+                }
+                System.out.println();
+            }
+            System.out.println("is not symmetric !!!");
+        }
+
+        sc.close();
+
+    }
+}