Home Answers Viewqa Java-Beginners programs on for loop

 
 


Amit
programs on for loop
6 Answer(s)      2 years and 3 months ago
Posted in : Java Beginners

a. write a program to find squares and cubes of 1st 10 integers
b. write a program to to calculate factorial of a no,
c. write a program to print Fibonacci series
d. write a program to check whether entered no is prime or not
e. write a program to print given pattern
          *
        * * *
      * * * * *
        * * * 
          *                                                                             
View Answers

March 26, 2011 at 11:17 AM


e. write a program to print given pattern * * * * * * * * * * * * *


March 26, 2011 at 1:44 PM


1)

class SquaresAndCubes 
{
    public static void main(String[] args)
    {
        System.out.println("No    Square    Cube");

        for(int i=1;i<=10;i++){
            int sq=i*i;
            int cu=i*i*i;
            System.out.println(i+"\t "+sq+"\t "+cu);
        }
    }
}

March 26, 2011 at 1:46 PM


2)

import java.util.*;
class  Factorial{
    public static void main(String[] args) 
    {
        Scanner input=new Scanner(System.in);
        System.out.print("Enter value of m: ");
        int m=input.nextInt();
        long num=m;
        for(int i=m;i>1;i--){
            num=num*(i-1);
        }
        System.out.println(num);
    }
}

March 26, 2011 at 1:47 PM


3)

import java.util.*;

public class Fibonacci{
public static void main(String[] args) throws Exception {
Scanner input=new Scanner(System.in);
System.out.print("Enter value of n: ");
int sum=0;
    int num = input.nextInt();
    int f1=0,f2=0,f3=1;
    for(int i=1;i<=num;i++){
        System.out.println(f3);
        sum+=f3;
        f1=f2;
        f2=f3;
        f3=f1+f2;
    }
    System.out.println("Sum of Fibonacci Series: "+sum);
}
}

March 26, 2011 at 1:48 PM


4)

import java.util.*;

class  CheckPrimeNumber
{
    static boolean isPrime(int number){
          boolean isPrime=false;
          int i=(int) Math.ceil(Math.sqrt(number));
          while (i>1){
             if((number!=i) && (number%i==0)){
                isPrime=false;
                break;
             }
             else if (!isPrime)
             isPrime=true;
             --i;
          }
          return isPrime;
       }
    public static void main(String[] args) 
    {
        Scanner input=new Scanner(System.in);
        System.out.println("Enter Number:");
        int num=input.nextInt();
        if(isPrime(num)){
            System.out.println("Number is Prime!");
        }
        else{
            System.out.println("Number is not prime!");
        }
    }
}

March 26, 2011 at 2:48 PM


5)

public class PatternExample {

    public static void main(String[] args) { 
        int n = 2;

        for (int i = -n; i <= n; i++) {
            for (int j = -n; j <= n; j++) {
                if (Math.abs(i) + Math.abs(j) <= n){
                    System.out.print("* ");
                }
                else{ 
                    System.out.print("  ");
                }
            }
            System.out.println();
        }
    }
}









Related Pages:
Java Programs
of their squares. Use a loop. Print out the following- be sure to use loop
Simple Java Programs
Simple Java Programs In this section we will discuss about the Java programs This section will describe you the various Java programs that will help you... Matrix example, Java switch statement example, Java for loop example, while loop
loop
loop  i want to write my name(inder) through loop in java using star
loop
loop  what is the difference b/w do while,while and for loop..with example
for loop
for loop  what is for loop   Loops are used for iteration... for a number of times it is finite loop and if repetition is done infinitely it is infinite loop. Java provides several loop structures for iteration. Those
For loop
For loop  Hi! Please explain the following loop: for(i=0;i<a[j];i++) THANX!!   Please reply as soon as possible
for loop
for loop  how to performs the for loop when 2 inputs given like displays the triangle shape and how to take initial values or declaration values plz explain in detailed ex. 1 12 123 1234
Loop
to understand a loop my quesiton are: what du i do wrong in my code since.... (made in blueJ) Class Loop public void loopUpGeneral(int start, int stop... dk  Hi, Please check the for loop once again: for (int i
For Loop
For Loop  Write a program using a for loop that computes the following sum: 1/2 + 2/2 + 3/2 + 4/2 + 5/2 + ... N/2 N will be an integer limit the user enters. This is an example of my upcoming quiz. I need help on knowing
loop
loop  strong textHello can someone help me with this problem,I need to output the following code using a loop the code is as follows with the user inputs in inverted commas,thanks. ENTER CODE(XX to Stop) CODE:"D24" QUANTITY:"2
for loop
for loop  using only two for loop how can print below numbers 1 2 2 3 3 3 4 4 4 4 5 5 5 5 5 6 6 6 6 6 6 7 7 7 7 7 7 7 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 8 8 8 8 8 8 8 8 7 7 7 7 7 7 7 6 6 6 6 6 6 5 5 5 5
for loop
for loop  using only two for loop how can print below numbers 1 2 2 3 3 3 4 4 4 4 5 5 5 5 5 6 6 6 6 6 6 7 7 7 7 7 7 7 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 8 8 8 8 8 8 8 8 7 7 7 7 7 7 7 6 6 6 6 6 6 5 5 5 5
Programs in java
Programs in java  Hi, What are the best programs in java for a beginner? Thanks
php programs
php programs  10 programs on varibles
java programs
java programs  Why word "static" is used in java programs
Java: Programs
Java: Programs Kinds of Programs There are several types of programs that you can build in Java. Applications - Main programs that run independently... Interface (GUI). Applets - Programs downloaded over the Internet that run in Web pages
Java Programs
Java Programs  Hi, What is Java Programs? How to develop application for business in Java technology? Is there any tool to help Java programmer in development of Java Programs? Thanks
php programs
php programs  I need 15 programs on arithmetic operators with comments. Please help me
java programs
java programs  Explain types of Java programs. Also explain how to compile and run them.   Types of Java Programs: Standalone Applications Web Applications Enterprise Applications Console Application Web services
programs in java
programs in java  . I need an application for managing an educational institute. That application should provide the details of Students Courses Faculty Fee details etc.., pl z guide me how to write these programe
java programs
java programs  i need help in understanding the whole concept of the 13 java programs that i hav...here r de programs.. int i,j,m,n; m=Integer.parseInt(args [0]); n=Integer.parseInt(args [1]); System.out.print
Loop Idioms
of tasks, so many loops tend to be one of several common styles. Loop reading input It's very common to read input in a loop: read a value, process it, go back to read another, etc. Many beginning programs have this structure for reading
java programs
java programs  A union B, transpose of matric, denomination of a given number i need java programs for this category?   Hi Friend, Transpose of matrix: import java.util.*; public class Transpose { public
For..in loop
For..in loop         In this tutorial we will study for..in loop which is similar to for each loop of C#, Java and other popular languages, in this example
Java for loop
Java for loop  Can a for statement loop indefinitely
For Loop - Struts
For Loop  Hi, How to use for loop in Struts2. I don't want use.... How to use the For loop in JSP. Thanks, Rajesh.  Hi Rajesh, i am sending simple use of for loop. In this example, you will see the use
for( ) loop in php
for( ) loop in php  Generally, when we use for loop in PHP or any other programming language why we use i++ and not ++i. What is the reason behind
for( ) loop in php
for( ) loop in php  Generally, when we use for loop in PHP or any other programming language why we use i++ and not ++i. What is the reason behind
Limits of "For loop"
Limits of "For loop"  Hi, How can I check the upper limit and lower limit of 'FOR' loop during unit testing using Junit. Thanks & Regards Ankit
JSF Sample Programs
JSF Sample Programs  I need a JSF sample programs
How to write a loop and a while loop
How to write a loop and a while loop  How do I write a 1 loop and a 1 while loop for the example code: public boolean isTheFirstOneBigger (int num1, int num2) { if (num1 > num2) { return true
loop statements
loop statements  write a program that reads from input an interger n and prints the factorial of all numbers between 1 and n
Explain types of java programs
Explain types of java programs  Explain types of java programs   Types of Java Programs: Standalone Applications Web Applications Enterprise Applications Console Application Web services
how to execuite java programs???
how to execuite java programs???  I have jdk 1.6 installed in my pc.i want to execuite java programs in ms-dos for applet and without using applet.please tell me