explain this code to me "#include<iostream.h>  
#include<conio.h>  
#include<graphics.h>  
#include<dos.h>  
#include<stdlib.h>  
#include<stdio.h>  
#include<time.h>  
#include<string.h>  
class NAME_1  
{  
 int p1,p2,v1,v2,v3,e1,e2,prev,now,n,colr,dsp,cnt,dly,m;  
 int stp, egGen;  
 int xr, yr;  
 void caught();  
 public:  
  long scr;  
 int strtX,strtY,endX,endY;  
 int pos[100][2];  
 void show();  
 void init();  
 void egg();  
 void transpose();  
 void gnrtCond();  
 void gnrtUnCond();  
 void check();  
 void checkEgg();  
 void move();  
 void chngDir();  
 void sndEt();  
 void sndCgt();  
 int test();  
 void score();  
 NAME_1();  
 NAME_1(NAME_1*);  
 ~NAME_1();  
 };  
NAME_1::NAME_1()  
 {  
 }  
NAME_1::~NAME_1()  
{  
}  
void NAME_1::checkEgg()  
{  
 if((e1 == p1) && (e2 == p2))  
 { sndEt();  
  egg();  
  dly--;  
  score();  
  n++;  
  }  
}  
void NAME_1::sndEt()  
{ nosound();  
 sound(2500);  
 delay(2);  
 nosound();  
}  
void NAME_1::sndCgt()  
{ nosound();  
 for(int x=1000;x>0;x--)  
 { sound(x);  
  delay(1);  
  }  
 nosound();  
}  
void NAME_1::score()  
{ char *p;  
  ltoa(scr,p,10);  
  settextstyle(8,0,1);  
  setcolor(0);  
  outtextxy(585,40,p);  
  if(egGen != 1){  
  scr = scr + dly / 10;  
  }  
  ltoa(scr,p,10);  
  setcolor(10);  
  outtextxy(585,40,p);  
}  
void NAME_1::gnrtCond()  
{ if(n < 367)  
 { if(now == 8 && (prev != 8 && prev != 2))  
  { pos[0][0] = p1;  
   pos[0][1] = p2 - dsp;  
   prev = now;  
   }  
  if(now == 4 && (prev != 4 && prev != 1))  
  { pos[0][0]  Write your response with exactly 5 paragraphs, separated with the markdown divider: ***.
user