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Write a code to generate following using html:
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Write JS to find prime numbers, even numbers, and odd numbers between 1 to 100.
PRACTICAL-PR1 PRACTICAL-PR2 PRACTICAL-PR3 PRACTICAL-PR4

Write JS to find prime numbers, even numbers, and odd numbers between 1 to 100.

Last Updated : 17 Jul 2025 Jul 2024

Solution: 

<!DOCTYPE html>
<html>
<head>
	<title></title>
</head>
<body>
<script type="text/javascript">
		function prime(num){
			if(num<=1)
				return false
			for(let j=2;j<=num/2;j++)
			{
				if (num%j==0)
					return false
			}
			return true
		}

	let primenumber=[]
	let even=[];
	let odd=[];

	for(let i=1;i<=100;i++){
		if(prime(i))
			primenumber.push(i)
		if(i%2==0)
			even.push(i);
		else
			odd.push(i)
	}
	document.write("The odd numbers",odd,"<br><br>");
	document.write("The even numbers",even,"<br><br>");
	document.write("The prime numbers",primenumber);
</script>
</body>
</html>

OUTPUT:

The odd numbers 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,81,83,85,87,89,91,93,95,97,99

The even numbers 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100

The prime numbers

2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97

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