java programm

7/29/2019 java programm

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PROGRAM 1

AIM: To add two numbers (dynamic program)

var a,b,ad;

a=parseInt(prompt("please enter Ist number to be added"));

b=parseInt(prompt("please enter 2nd number to be added"));

ad=a+b;

document.write("when we add "+a);

document.write(" to "+b);

document.write(" ,the result is "+ad);


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PROGRAM 2

AIM: To subtract two numbers (dynamic program)

var a,b,s;

a=parseInt(prompt("please enter the number to be subtracted"));

b=parseInt(prompt("please enter the number from which you want the first number to besubtracted"));

s=b-a;

document.write("when we subtract "+a);

document.write(" from "+b);

document.write(" ,the result is "+s);


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PROGRAM 3

AIM: To multiply two numbers (dynamic program)

var a,b,m;

a=parseInt(prompt("please enter Ist number"));

b=parseInt(prompt("please enter 2nd number"));

m=a*b;

document.write("when we multiply "+a);

document.write(" by "+b);

document.write(" ,the result is "+m);


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PROGRAM 4

AIM: To divide two numbers (dynamic program)

var a,b,d;

a=parseInt(prompt("please enter the number to be divided"));

b=parseInt(prompt("please enter the number by which you want to divide the first number"));

d=a/b;

document.write("when we divide "+a);


document.write(" ,
the result is "+d);


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PROGRAM 5

AIM: To find the greatest of three numbers

var a,b,c,g;



c=parseInt(prompt("please enter 3rd number"));

if(a>=b)

g=a;

else

g=b;

if(g>=c)

{document.write("Out of " +a);

document.write(" , " +b);

document.write(" and " +c);

document.write(" ; the greatest number is " +g);}

else

{document.write("Out of " +a);

document.write(" , " +b);

document.write(" and " +c);

document.write(" ; the greatest number is " +c);}


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PROGRAM 6

AIM: To find the greatest of three numbers(using nested if-else)

var a,b,c,g;



c=parseInt(prompt("please enter 3rd number"));

if(a>=b)

{if(a>=c)

document.write("greatest of the three numbers is " +a)}

else

{

if(b>=c)

document.write("greatest of the three numbers is " +b)

else

document.write("greatest of the three numbers is " +c)

}


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PROGRAM 7

AIM: To grade students using If-else statement, conditional && operator

Javascript

var num1,num2,num3;

num1=parseInt(prompt("Please enter the marks of ASM ",""));

num2=parseInt(prompt("Please enter the marks of FSM ",""));

num3=parseInt(prompt("Please enter the marks of MR ",""));

total = num1+num2+num3;

per = total/300*100;

if(per >=70)

document.write("Grade of the Student is A+");

else if( (per>=60) && (per=50) && (per=40) && (per


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PROGRAM 8

AIM: To swap two numbers using third number

Javascript

var num1,num2,temp;

num1=parseInt(prompt("Enter any integer number ",""));

num2=parseInt(prompt("Enter any integer number ",""));

document.write("Value of first number before swap is "+num1);

document.write("
Value of second number before swap is "+num2);

temp=num1;

num1=num2;

num2=temp;

document.write("
Value of first number after swap is "+num1);

document.write("
Value of second number after swap is "+num2);


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PROGRAM 9

AIM: To swap two numbers without using third number

Javascript

var a,b;

a=parseInt(prompt("Enter any integer number ",""));

b=parseInt(prompt("Enter any integer number ",""));

document.write("Value of first number before swap is "+a);

document.write("
Value of second number before swap is "+b);

a=a+b;

b=a-b;

a=a-b;

document.write("
Value of first number after swap is "+a);

document.write("
Value of second number after swap is "+b);


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PROGRAM 10

AIM: To choose out of the various arithmetic operations

Javascript

1 Press A/a for addition

2 Press M/m for multiplication

3 Press S/s for subtraction

4 Press D/d for division


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document.write(" ,the result is "+c);

}

else if( (ch=='S') || (ch=='s') )

{

c=a-b;

document.write("when we subtract "+a);

document.write(" from "+b);

document.write(" ,the result is "+c);

}

else if( (ch=='D') || (ch=='d') )

{

c=a/b;

document.write("when we divide "+a);


document.write(" ,
the result is "+d);

}

else

{

document.write("WRONG KEY PRESSED");

}


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PROGRAM 11

AIM: To find out the number of even numbers between the two numbers & their sum using

While Loop

Javascript

var a,i,n,count=0,sum=0;

i=parseInt(prompt("Please Enter the start value "));

n=parseInt(prompt("Please Enter the last value "));

a=i;

while(i


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PROGRAM 12

AIM: To find out the numbers divisible by 3 & 5 between the two numbers by using For Loop

Javascript

var a,i,n,count=0;

i=parseInt(prompt("Please enter the ist number"));

n=parseInt(prompt("Please enter the last number"));

a=i;

document.write("Between "+i);

document.write(" and "+n);

document.write(", Following numbers are divisible by 3 & 5:
");

for(i=1;i


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PROGRAM 13

AIM: To find the greatest of three numbersusing function

Javascript Function

function big(a,b,c)

{

if(a>=b)

g=a;

else

g=b;

if(g>=c)

alert("The greatest number is " +g);

else

alert("The greatest number is " +c);

}

var a,b,c,g;

a=parseInt(prompt("Enter the first number",""));

b=parseInt(prompt("Enter the 2nd number",""));

c=parseInt(prompt("Enter the 3rd number",""));

big(a,b,c);


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PROGRAM 14

AIM: To find the percentage of marks obtainedusing function with return

Javascript Function

function per(a,b,c)

{var total,p;

total=a+b+c;

p=total/3;

return(p)

}

var a,b,c,result;

a=parseInt(prompt("Please enter the marks of ASM "));

b=parseInt(prompt("Please enter the marks of FSM "));

c=parseInt(prompt("Please enter the marks of MR "));

result=per(a,b,c);

document.write("You have obtained "+result);

document.write("% marks ");


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