#include?
#include?
#include?
#include?
#include?

using?namespace?std;

int?food[2]?=?{?9?9?};
int?snake[1000][2];
int?length?=?1;
int?headX?headY;
int?speed?=?500;
int?score?=?0;
int?level?=?1;
string?name;

void?gotoxy（short?x?short?y）;
int?setdirection（int?x）;
void?changesnake（int?x）;
void?ifchangefood（）;
void?makefood（）;
bool?judgelife（）;
void?drawsnake（）;
void?drawfood（）;
void?drawwall（）;
void?drawscore（）;
void?draw（）;

int?main（）
{
????SetConsoletitle（“貪吃蛇游戲“）;
????int?po?=?2;
????snake[0][0]?=?7;
????snake[0][1]?=?7;
????headX?=?snake[0][0];
????headY?=?snake[0][1];
????gotoxy（30?7）;
????cout?<????gotoxy（30?9）;
????cout?<????gotoxy（30?11）;
????system（“cls“）;