1553 Minimum Number of Days to Eat N Oranges

 public static int minDays(int n) {
        
     Queue q = new ArrayDeque();
     q.add(n);//10 8 9
     int count = 0;
     int a = Integer.MAX_VALUE;
     int b = Integer.MAX_VALUE;
     int c = Integer.MAX_VALUE;
    
     Set seen = new HashSet();  
        
        
     while(!q.isEmpty()){
         int size = q.size();
         count++;
         for(int i=0;i<size;i++){
             int temp = (int)q.poll();//10
             a = temp-1;
             q.add(a);
             if(temp%2==0 && seen.add(temp/2)){
                 b = temp/2;//5
                 q.add(b);
             }
             if(temp%3==0 && seen.add(temp - 2*(temp/3))){ 
                 c = temp - 2*(temp/3);
                 q.add(c);
             }
             if(a==0||b==0||c==0)return count;
         }
     }
        return count;
    }