Poj Solution 2191

http://poj.org/problem?id=2191

//* @author popop0p0popo
import java.util.*;
import java.io.*;

public class Main{
    public static void main(String[] args){
         String[] store={"23 * 89 = 2047 = ( 2 ^ 11 ) - 1",
        "47 * 178481 = 8388607 = ( 2 ^ 23 ) - 1",
        "233 * 1103 * 2089 = 536870911 = ( 2 ^ 29 ) - 1",
        "223 * 616318177 = 137438953471 = ( 2 ^ 37 ) - 1",
        "13367 * 164511353 = 2199023255551 = ( 2 ^ 41 ) - 1",
        "431 * 9719 * 2099863 = 8796093022207 = ( 2 ^ 43 ) - 1",
        "2351 * 4513 * 13264529 = 140737488355327 = ( 2 ^ 47 ) - 1",
        "6361 * 69431 * 20394401 = 9007199254740991 = ( 2 ^ 53 ) - 1",
        "179951 * 3203431780337 = 576460752303423487 = ( 2 ^ 59 ) - 1"};
    int[] p={11,23,29,37,41,43,47,53,59};
    Scanner scanner=new Scanner(new BufferedReader(new InputStreamReader(System.in)));
    int n=scanner.nextInt();
    for (int i=0;i< p.length ;i++ ){
        if (p[i]< n){
            System.out.println(store[i]);
        }
        else{
            break;
        }
    }
 }
}