Example : A Java program to show the table values of given data.

import java.io.*;
import java.util.Scanner;
class Table
{
	public static void main(String args[])
	{
		int i=1;
		int count;
		int table;
                System.out.print("Enter the table value = ");				
		Scanner sc=new Scanner(System.in);
		count=sc.nextInt();
		System.out.println("The tables are");		
		while(i<=10)
		{
		  table=count*i;
		  System.out.println(count+" * "+i+" = "+ table);
		  i++;
		}
	}
}

-------------  OR  -------------
import java.io.*;
import java.util.Scanner;
class Table
{
    public static void main(String args[])
	{
		int count;
		int table;
                System.out.print("Enter the table value = ");				
		Scanner sc=new Scanner(System.in);
		count=sc.nextInt();
		System.out.println("The tables are");		
		for(int i=1;i<10;i++)
		{
		  table=count*i;
		  System.out.println(count+" * "+i+" = "+ table);		  
		}
	}
}

Example : A Java program to show sum of up to given value using loop.

import java.io.*;
import java.util.Scanner;
class Sum

{
	int n,sum=0,i;
	Scanner sc=new Scanner(System.in);
	void input()
	{
		
		System.out.println("Enter the value for addition");
		n=sc.nextInt();
		
		for(i=1;i<=n;i++)
		{
		    sum=sum+i;
		}
		System.out.println("Sum of " +n+" is ="+" = "+sum);
		}
	public static void main(String[] args)
	{
		Sum z=new Sum();
		z.input();
	}
}

Example : A Java program to show factorial result of given value.

import java.io.*;
import java.util.Scanner;

class Simple
{
   public static void main(String arg[])	
	{
		int num1,fact=1;
		Scanner sc= new Scanner(System.in);	
		System.out.println("Enter an integer value");
		num1=sc.nextInt();
		for(int i=1;i<=num1;i++)
		{
		   fact=fact*i;
		}
		System.out.println("Factoral Results are = "+fact);
	}
}

Example : A Java program to show factorial result of given value using user defined function.

import java.io.*;
import java.util.Scanner;

class Simple
{
    public static void main(String args[])
    {	
        long num,factresult;
		
	Scanner sc= new Scanner(System.in);
	System.out.println("Enter an Integer Value");
	num=sc.nextInt();		
	//num=Long.parseLong(args[0]);                  
        factresult=factorial(num); 
        System.out.println("fact="+factresult); 
	}
	
	static long factorial(long n)
	{
	    long fact=1;
	    for(int i=1;i<=n;i++)
	    {	
	    	fact=fact*i; 
 	    }
	    return fact;
	}

        //Recursion Method
    /*  static long factorial(long n)
	{
	    if(n<=0)
	       return 1;
            else	      
               return factorial(n-1)*n; 
	} */
}

Example : A Java program to make calculator using switch case statement.

import java.io.*;
import java.util.Scanner;
class Simple
{
   public static void main(String[] args) 
   {
    	int num1, num2;
        Scanner Sc = new Scanner(System.in);
		
        System.out.print("Enter first number:");        
        num1 = Sc.nextInt();
		
        System.out.print("Enter second number:");
        num2 = Sc.nextInt();

        System.out.print("Enter any Symbol +, -, *, / : ");
        char symbol = Sc.next().charAt(0);
        
        int result;

        switch(symbol)
        {
            case '+':
            	result = num1 + num2;
                break;
            case '-':
            	result = num1 - num2;
                break;
            case '*':
            	result = num1 * num2;
                break;
            case '/':
            	result = num1 / num2;
                break;
            default:
                System.out.printf("Entered choice is incorrect, Change it");
                return;
        }
        System.out.println("The result of "+num1+" "+symbol+" "+num2+ " = : "+result);
    }
}

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Categories: Java

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