import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

class Prime {
    public static void main(String args[]) throws IOException {
        int n, count, c = 0;
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        System.out.println("Enter A Value : ");
        n = Integer.parseInt(br.readLine());
        System.out.println("Prime Numbers up to " + n);
        for (int i = 2; i <= n; i++) {
            count = 2;
            for (int j = 2; j < i; j++) {
                if (i % j == 0)
                    count++;
            }
            if (count == 2) {
                System.out.print(i + " ");
                c++;
            }
        }
    }
}                   

 OUTPUT:

Enter A Value : 
100
Prime Numbers up to 100
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 
Author: mounica reddy
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