Java Array

Java Program for Multiplication of two Matrices

import java.util.Scanner; //import Scanner class in our program class demo { public static void main(String…s) { int i,j,m,n,p,q,k; Scanner sc=new Scanner(System.in); //used to read from keyboard System.out.print(“Enter number of rows and columns of first matrix:”); m=sc.nextInt(); n=sc.nextInt(); System.out.print(“Enter number of rows and columns of second matrix:”); p=sc.nextInt(); q=sc.nextInt(); if(n!=p) System.out.print(“nSorry multiplication can’t be done!!”); else …

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Java Program for Addition of two Matrices

import java.util.Scanner; //import Scanner class in our program class demo { public static void main(String…s) { int i,j,n,m; Scanner sc=new Scanner(System.in); //used to read from keyboard System.out.print(“Enter number of rows:”); m=sc.nextInt(); System.out.print(“Enter number of columns:”); n=sc.nextInt(); int a1[][]=new int[m][n]; int a2[][]=new int[m][n]; int a3[][]=new int[m][n]; System.out.print(“nEnter elements of first matrix:n”); for(i=0;i<m;++i) for(j=0;j<n;++j) a1[i][j]=sc.nextInt(); System.out.print(“nEnter elements …

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Java Program to Find Smallest and Largest Element in an Array

import java.util.Scanner; //import Scanner class in our program class demo { public static void main(String…s) { int i,n,large,small; Scanner sc=new Scanner(System.in); //used to read from keyboard System.out.print(“Enter number of elements:”); n=sc.nextInt(); int a[]=new int[n]; System.out.print(“nEnter elements of Array:”); for(i=0;i<n;++i) a[i]=sc.nextInt(); large=small=a[0]; for(i=1;i<n;++i) { if(a[i]>large) large=a[i]; if(a[i]<small) small=a[i]; } System.out.print(“nSmallest Element:”+small); System.out.println(“nLargest Element:”+large); } }