JAVA PROGRAM FOR PRIME NUMBERS UPTO GIVEN RANGE
import java.io.*; class Prime { public static void main(String args[ ])throws IOException { ...
https://www.computersprofessor.com/2016/06/java-program-for-prime-numbers-upto.html
import java.io.*;
class Prime
{
public static void
main(String args[ ])throws IOException
{
PrimeNumber pn=new PrimeNumber ( );
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
System.out.println("ENTER N VALUE");
int
n=Integer.parseInt(br.readLine( ));
pn.primes(n);
}
}
class PrimeNumber
{
public void primes(int n)
{
int i,j;
System.out.println("PRIME NUMBER UPTO
"+n);
for (i=3;i<=n;i++)
{
int count=0;
for(j=2;j<=i/2;j++)
{
if(i%j==0)
{
count=1;
break;
}
}
if(count==0)
{
System.out.println(" "+ i);
}
}
}
}
OUTPUT:
D:\GOPI>JAVAC Prime.java
D:\GOPI>JAVA Prime
ENTER N VALUE
50
PRIME NUMBER UPTO 50
3
5
7
11
13
17
19
23
29
31
37
41
43
47
