666

點選檢視程式碼

#include<bits/stdc++.h>
using namespace std;
const int N=114514;
namespace rw{
	inline int read(){
		int nb=0,f=1;
		char c=getchar();
		while(c>'9' || c<'0'){
			if(c=='-') f=-f;
			c=getchar();
		}
		while(c>='0' && c<='9'){
			nb=(nb<<3)+(nb<<1)+(c^48);
			c=getchar();
		}
		return nb*f;
	}
	inline void write(int x){
		if(x<0) putchar('-'),x=~x+1;
		if(x>9) write(x/10);
		putchar(x%10^48);
		return ;
	}
	inline void scan(){
			
	}
}

int main(){
	rw::scan();
	
	return 0;
}