> int findset(int x)
> {
> 	if(x!=father[x])
> 	{
> 		int temp=father[x];//这里！！！，去画画他们关系是怎么改变的图吧
> 		father[x]=findset(father[x]);
> 		kind[x]=(kind[x]+kind[temp])%2;
> 
> 	}
> 
> 	return father[x];
> 
> }