JAVA PROGRAM: TO MULTIPLY TWO NUMBERS WITHOUT USING ARITHMETIC OPERATOR *

CODING OF MULTIPLY BUTTON(jButton1)
        int num1,num2,i,mul=0;
        num1=Integer.parseInt(jTextField1.getText());
        num2=Integer.parseInt(jTextField2.getText());
        for(i=1;i<=num2;i++)
         mul+=num1;
        jTextField3.setText(" "+mul);

CODING OF CLEAR BUTTON(jButton2)
        jTextField1.setText(" ");
        jTextField2.setText(" ");
        jTextField3.setText(" ");


CODING OF EXIT BUTTON(jButton3)
        System.exit(0);

CODING

RUNNING

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C PROGRAM: TO MULTIPLY TWO NUMBERS WITHOUT USING ARITHMETIC OPERATOR *

CODING:
#include<conio.h>
#include<stdio.h>
void main()
{
 int num1,num2,i,prod=0;
 clrscr();
 printf("Enter 1st number: ");
 scanf("%d",&num1);
 printf("Enter 2nd number: ");
 scanf("%d",&num2);
 for(i=1;i<=num2;i++)
 {
  prod+=num1;
 }
 printf("\n\n\nProduct of %d and %d is %d",num1,num2,prod);
 getch();
}

CODING

OUTPUT

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C PROGRAM: TO CALCULATE SUM OF SERIES 1/1+1/2+1/3+-------+1/10

CODING:
#include<stdio.h>
#include<conio.h>
void main()
{
 int i;
 float sum=0;
 clrscr();
 for(i=1;i<=10;i++)
 {
  sum=sum+1.0/i;
 }
 printf("Sum of series= %f",sum);
 getch();
}

CODING

OUTPUT

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JAVA PROGRAM: TO PRINT TEXT IN TEXTAREA

CODING OF ACTION BUTTON(jButton1)
        String name,address,clas;
        int rollno;
        name=jTextField1.getText();
        clas=jTextField2.getText();
        rollno=Integer.parseInt(jTextField3.getText());
        address=jTextField4.getText();
        jTextArea1.append("Information entered by you:\n\nName:   "+name+"\nClass: "+clas+"\nRoll no. "+rollno+"\nAddress: "+address);

CODING OF CLEAR BUTTON(jButton2)
        jTextField1.setText("");
        jTextField2.setText("");
        jTextField3.setText("");
        jTextField4.setText("");
        jTextArea1.setText("");

CODING OF EXIT BUTTON(jButton3)
        System.exit(0);

CODING

RUNNING

We have used NetBeans IDE 7.2.1. To download it visit www.netbeans.org

For any query or suggestion please comment below...