Java Program to Find Smallest and Largest Element in an Array

Java 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); } }

this Keyword in Java

Java OOP

this holds the reference of current object. Observe below example: class demo {                 int  x=10;                 void show(int x,demo d1)                 {                                 System.out.println(this.x);                                 System.out.println(d1.x);                                 System.out.println(x);                 }                 public static void main(String…s)                 {                                 demo d1=new demo();                                 d1.show(20,d1);                 } } Output: 10 10 20 In Java by default …

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Classes and Objects in Java

Java OOP

Class Class is the collection of similar type of objects which have some common properties. Class is a concept which is implemented by object. Class is a blueprint of java program from which we create object, then object is instance of class. We can also say that class is a collection of variables and methods. …

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