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primeRange.java

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import java.util.Scanner;

public class primeRange {

public static void main(String[] args) {

int flag=0;

Scanner sc=new Scanner(System.in);

System.out.println("Enter the begining of the range.- ");

int r1=sc.nextInt();

System.out.println("Enter the end of the range.- ");

int r2=sc.nextInt();

for(int i = r1; i <= r2; i++){

for(int j = 2; j < i; j++){

if(i % j == 0)

{

flag = 0;

break;

}

else

{

flag = 1;

}

}

if(flag == 1)

{

System.out.println(i);

}

}

sc.close();

}

}