Write a program to exchange the first element with the last element of an array.

Asked by Last Modified  

21 Answers

+1 Java Programming

Follow 0
Answer

Please enter your answer

MS SQL SERVER DBA Trainer

IN C Prog: void swap(int *arr,int length) { int a; /*Third Variable*/ a = *arr; *arr = a; arr = a; } In Java: int (int arr) { int a; int len = arr.length; int ar = arr; a = ar; ar = a; ar = ar; return ar; }
Comments

International Corporate Trainer For dotnet Core ,Angular 2 ,C ,C++ and LPT Marathi for RBI Banking

You should learn Networking and hardware by joining profesional training institute and BCA degree is just for show case. It is useless
Comments

temp=a; a=a; a=temp;
Comments

Tutor

#include iostream using namespace std; int main() { int a,temp; for(int i=0;i less than10;i++) //scan array { cin>>a; } for(int i=0;i>a; } temp=a; a=a; a=temp; for(int i=0;i>a; } return 0; }
read more
#include iostream using namespace std; int main() { int a[10],temp; for(int i=0;i less than10;i++) //scan array { cin>>a[i]; } for(int i=0;i<10;i++) //print scanned array { cout>>a[i]; } temp=a[0]; a[0]=a[9]; a[9]=temp; for(int i=0;i<10;i++) //print exchanged array { cout>>a[i]; } return 0; } read less
Comments

Java developer

swap them
Comments

Tutor

Use a temporary variable ( t ). t=a ; a =a; a =t;
Comments

Computer Wizard

public void swap(int arr) { int temp; temp=arr.length-1; arr.length-1=arr; arr=temp; System.out.println("print array elements") }
Comments

Senior Software Engineer

public static void flipFirstAndLast(int array){ for( int i=0;i read more
public static void flipFirstAndLast(int[] array){ for( int i=0;iread less
Comments

Mathematics and computer science Professor with 17 years Teaching Experience

import java.io.*; import java.util.*; class SawpArray() { public static void main(String args) { int array = new int; int length = array.length; for(int i = 0; i < length; i++) { array = (int)(Math.random()*5); System.out.print(array); } System.out.println(""); ...
read more
import java.io.*; import java.util.*; class SawpArray() { public static void main(String[] args) { int[] array = new int[5]; int length = array.length; for(int i = 0; i < length; i++) { array[i] = (int)(Math.random()*5); System.out.print(array[i]); } System.out.println(""); SwapFirstAndLast(array); } public static void SwapFirstAndLast(int[] array) { for(int i=0;iread less
Comments

Java/J2ee,C,C++,DBMS Expert

import java.util.Arrays; public class ExchangeArrayElement { public static E void exchangeArrayElement( E arr){ int length = arr.length; for(int i=0,j=length-1;i read more
import java.util.Arrays; public class ExchangeArrayElement { public static E void exchangeArrayElement( E[] arr){ int length = arr.length; for(int i=0,j=length-1;iread less
Comments

View 19 more Answers

Related Questions

what is computer?
We can define that a computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data. You probably already know that you can use a computer...
Karuna
give me best coaching center in karnal of bca if anyone person who will give me best guideces with studies
you can search by google also. but best will be to touch your senior for best answer.
Rajattyagi
Sir, how to prepare my BCA course I am also a employee in pvt ltd company?
Online BCA Practice and Preparation Tests cover BCA (General Knowledge).
Rajnish
Define the RAM?
RAM stand for Random Access Memory , which is a volatile memory,which known as temporary memory, when any program click to run so first it goes to RAM and then goes to other memory ..so RAM is firstly...
Chinna

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

For All The New Developers
Language to use: Any language that you are learning. Interface: Web or Desktop Function: Simple calculator (9 digits + symbol) with 1 Memory storage with possible function of + - * / Error Handling...
R

Mastering in Java Programming
Core java topics What is Java?Execution Model Of JavaBytecodeHow to Get Java?A First Java ProgramCompiling and Interpreting ApplicationsThe JDK Directory StructureUsing Eclipse Data types and Variables What...

Java Advantages
In this video, learn about Java and its advantages. Also, check out the difference between Java and C++, Java development kit, Java Run Time Environment (JRE) with a proper demonstration program for better clarity.

How to learn oops
OOP or Object Oriented Programming is a concept based on real life. Why is it so difficult to learn? Because it is so easy that we think "aw it cant be that easy, aiyoo!". But believe me, it is very easy...

// Use of Const Keyword in C Programming
#include #include void main() { float rad; const float pi=3.1412f; const char newline='\n'; float area_circle,circum_circle; clrscr(); printf("Enter radius of a circle:"); scanf("%f",&rad); area_circle=pi*rad*rad; printf("Area...

Recommended Articles

Once over with the tenth board exams, a heavy percentage of students remain confused between the three academic streams they have to choose from - science, arts or commerce. Some are confident enough to take a call on this much in advance. But there is no worry if as a student you take time to make choice between - science,...

Read full article >

With the mushrooming of international and private schools, it may seem that the education system of India is healthy. In reality, only 29% of children are sent to the private schools, while the remaining head for government or state funded education. So, to check the reality of Indian education system it is better to look...

Read full article >

Learning for every child starts from a very young age. While the formal methods include school curriculums and private lessons, the informal methods include dancing, music, drawing, and various fun-filling activities. Playing games and practising these types of activities helps the children get out of boredom and...

Read full article >

Appearing for exams could be stressful for students. Even though they might have prepared well, they could suffer from anxiety, tension etc. These are not good for their health and mind. However, following a few exam preparation tips can save them from all these and help them to score good marks. Let’s find out all...

Read full article >

Looking for BCA Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you