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import java.io.*; class LuckyNumber_22 { static int gap = 2; public static void main(String args[]) throws IOException{ InputStreamReader in = new InputStreamReader(System.in); BufferedReader br = new BufferedReader(in); System.out.print("N = "); int n = Integer.parseInt(br.readLine()); for(int i = 1; i <= n; i++){ if(isLucky(i)) System.out.print(i + "\t"); gap = 2; } } public static boolean isLucky(int n){ if(gap > n) return true; else if(n % gap == 0) return false; n = n - n / gap; gap++; return isLucky(n); } }
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