Merge pull request #165 from Krush2311/master

Solution Matrix Addition

Author: SarthakKeshari

Arrays/2D Arrays/matrixAddition.java

@@ -0,0 +1,60 @@
+//Addition of 2 n*n matrices
+//this program works for m*n matrices also!
+import java.util.Scanner;
+public class matrixAddition {
+
+	public static void main(String[] args) {
+		Scanner reader=new Scanner(System.in);
+		
+		int matrix_1[][];
+		int matrix_2[][];
+		int add_matrix[][];
+		
+		//taking input of number of rows and columns from user
+		 System.out.println("enter row size of both matrices to be added :");
+		 int row = reader.nextInt();
+		 System.out.println("enter column size of both matrices to be added :");
+		 int col = reader.nextInt();
+		 
+		 // declaring matrices of user defined rows and columns
+	     matrix_1 = new int[row][col];
+	     matrix_2 = new int[row][col];
+	     add_matrix = new int[row][col];
+	     
+		 //entering elements in matrix 1
+	     System.out.println("Enter elemtents in Matrix 1\n");
+	     for(int i=0; i<row; i++){
+	         for(int j=0; j<col; j++){
+	             matrix_1[i][j] = reader.nextInt();
+	         }
+	     }
+	     
+		 //entering elements in matrix 2
+	     System.out.println("Enter elemtents in Matrix 2\n");
+	     for(int i=0; i<row; i++){ 
+	         for(int j=0; j<col; j++){
+	             matrix_2[i][j] = reader.nextInt();
+	         }
+	     }
+	     
+	    // adding matrix 1 and 2
+	     for( int i=0; i<row; i++){
+	         for(int j=0; j<col; j++){
+	             add_matrix[i][j] = matrix_1[i][j] + matrix_2[i][j];
+	         }
+	     }
+	     
+		 // Printing output matrix
+	     System.out.println("Resultant Matrix: \n");
+	     for(int i=0; i<row; i++){
+	         for(int j=0; j<col; j++){
+	        	 System.out.print(add_matrix[i][j]+" ");
+	        	 
+	         } System.out.println();
+	     }
+	     
+	    
+		
+	}
+
+}