Java program to print prime numbers between given range

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mahmoud2506

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2022-05-06

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Given range (starting and end numbers) and we have to print the all prime numbers between the range using java program.

Example:

    Input:
    Enter the lower limit : 20
    Enter the upper limit :120

    Output:
    Prime numbers between given range are :
    23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 
    83, 89, 97, 101, 103, 107, 109, 113

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mahmoud2506

2022-05-06

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Program to print prime numbers between range in java

import java.util.Scanner;

public class PrimeBetweenRange
{
	public static void main(String args[])
	{
		// initialize and declare here.
		int s1, s2,count = 0, i, j;
		Scanner s = new Scanner(System.in);
		System.out.print("Enter the lower limit : "); 
		s1 = s.nextInt();
		System.out.print("Enter the upper limit :"); 
		s2 = s.nextInt();
		System.out.println("Prime numbers between given range are :");

		for(i = s1; i <= s2; i++)
		{
			for( j = 2; j < i; j++)
			{
				if(i % j == 0)
				{
					count = 0;
					break;
				}
				else
				{
					count = 1;
				}
			}
			if(count == 1)
			{
				System.out.println(i);
			}
		}
	}
}

Output

Enter the lower limit : 20
Enter the upper limit :120
Prime numbers between given range are :
23
29
31
37
41
43
47
53
59
61
67
71
73
79
83
89
97
101
103
107
109
113

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