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public class Hanoi{

   private static int step=0;
   private Hanoi(char x,char y){
       step++;
       System.out.print(x+"->"+y);
       system.out.print(step%10==0? "\n":"\t");
   }
   public Hanoi(int n,char a,char b,char c){
       if(n<=1)
           new Hanoi(a,c);
       else{
           new Hanoi(n-1,a,c,b);
           new Hanoi(a,c);
           new Hanoi(n-1,b,a,c);
       }
   }

}