//hashCode ¸Þ¼­µå¸¦ ÀçÁ¤ÀÇ
public class MyInt {
	static int seq=0;
	int value;
	int hv;
	public MyInt(int value){
		seq++;
		hv = seq;
		this.value = value;
	}	
	public int hashCode(){
		return hv;
	}
}