#include<bits/stdc++.h>
#define ______ int
#define ________ =
#define _________ >>
#define __________ <<
#define ___________ <=
#define ____________ 0
#define _____________ return
#define ______________ cin
#define _______________ cout
#define ________________ ,
#define _________________ for
using namespace std;
______ _______(______ _ ________________ ______ ________________ __){
	_____________ (_ ___________ __)?__:_;
}
______ ____[100005];
______ main(){
	______ _;
	______________ _________ _;
	_________________(______ __ ________ 1;__ ___________ _;++__){
		______ ___;
		______________ _________ ___;
		____[__]________ ____[__-1]+___;
	}
	______ _____ ________ -1;
	_________________(______ __ ________ ;__ ___________ _;++__){
		_____+=_______(____________ ________________ ____[__]);
	}
	_______________ __________ _____;
	_____________ ____________;
}

这个代码为什么错了？（行 $14$ ）