Re: !@#$%^&*(() check out this game program! )(*&^%%$#@!

On Dec 19, 1:28 pm, Ioannis Gyftos <ioannis.gyf...@gmail.com> wrote:


it is quite funny but there are some errors witch need to be
reviewed ...
the bellow code is the correct, if you let me -... I Indent the code
as well...
#include<stdlib.h>
#include<ctype.h>
#include<conio.h>
#include<stdio.h>
#include<time.h>
#include<dos.h>

#define ESC 27
#define UPARR 72
#define LEFTARR 75
#define DOWNARR 80
#define RIGHTARR 77
#define SAVE 60
#define LOAD 61

main()
{
    void starting(void);
    void make_xy(char **,char **);
    void getrand(char *,char *,char *,char *,char *,int,char);
    char getkey(char,char);
    void savegame(char *,char *,int,char);
    int loadgame(char *,char *,char *);
    void win_message(void);

    char

*x,*y,pos_x,pos_y,num,out=0,old_ch=0,ch=0,new_ch,new_x,new_y,old_num=
=0;
    int i,length=6;

    starting();
    make_xy(&x,&y);
    getrand(&pos_x,&pos_y,&num,x,y,length,ch);

    while(!out){
        if((new_ch=getkey(old_ch,ch))==ESC)
            out=2;
        if(out)
            break;
        if(new_ch==SAVE)
            savegame(x,y,length,old_ch);
        else if(new_ch==LOAD){
            length=loadgame(x,y,&ch);
            getrand(&pos_x,&pos_y,&num,x,y,length,ch);
        }else
            ch=new_ch;
        new_x=x[0];
        new_y=y[0];
        if(ch==UPARR)
            new_y=y[0]-1;
        else if(ch==LEFTARR)
            new_x=x[0]-1;
        else if(ch==DOWNARR)
            new_y=y[0]+1;
        else if(ch==RIGHTARR)
            new_x=x[0]+1;
        old_ch=ch;
        if((new_x<2)|(new_y<2)|(new_x>79)|(new_y>22))
            out=1; /* HIGHEST POSSIBLE SCORE =F7 (78*21-6)*5 = 8160 =F7 10,000 */=

        for(i=1;i<length-!old_num;i++) /* NOT "length": TAIL-END MAY MOVE
        AWAY! */
            if((new_x==x[i])&(new_y==y[i])){
                out=1;
                break;
            }
        if((pos_x==new_x)&(pos_y==new_y)){
            old_num+=num;
            /* x=(char *)realloc(x,(score+6)*sizeof(char));
            y=(char *)realloc(y,(score+6)*sizeof(char)); */
            /* if((x==0)|(y==0)) */ /* PROBLEM IS NOT HERE */
            /* x=x;*//* SOMEHOW realloc ISN'T COPYING PROPERLY */
            getrand(&pos_x,&pos_y,&num,x,y,length,ch);
        }

          if(!old_num){
                gotoxy(x[length-1],y[length-1]);
                putchar(' ');
          }else{
                length++;
                if(length==1638){
                     win_message();
                     return 0;
                }
                gotoxy(67,25);
                printf("Score = %5d",length-6);
                old_num--;
                x[i+1]=x[i];
                y[i+1]=y[i];
          }

          for(i=length-1;i>0;i--){
                x[i]=x[i-1];
                y[i]=y[i-1];
                if(i==1){
                     gotoxy(x[i],y[i]);
                     putchar('=DB');
                }
          }

          x[0]=new_x;
          y[0]=new_y;
          gotoxy(x[0],y[0]);
          printf(" \b"); /* USE THE FUNCTION _setcursortype() */
          if(out)
                break;
          delay(99);
     }

     if(out==1){
          gotoxy(1,24);
          printf("The snake collided with the wall or with itself!\n"
          "GAME OVER!!\t\t(Press 'q' to terminate...)");
          gotoxy(x[0],y[0]);
          while(toupper(getch())!='Q');
     }

     clrscr();
     printf("Hope you enjoyed the game\n\n\t\tBye!\n");
     return 0;

}

void starting()
{
     char i;

     clrscr(); /* FIRST TO DRAW A BOUNDARY for THE GAME */
     putchar('=C9');
     for(i=0;i<78;i++)
          putchar('=CD');
     putchar('>>');
     gotoxy(1,23);
     putchar('=C8');
     for(i=0;i<78;i++)
          putchar('=CD');
     putchar(188);
     window(1,2,1,23);
     for(i=0;i<21;i++)
          cprintf("=BA");
    window(80,2,80,23);
    for(i=0;i<21;i++)
        cprintf("=BA"); /* THE BOUNDARY IS DRAWN */
    window(1,1,80,25);
    gotoxy(38,12);
    printf("=DB=DB=DB=DB=DB "); /* THE "SNAKE" IS PUT for THE FIRST TIME */
    gotoxy(1,24);

/
*********************************************************************/
/*COUTION IN PRINTF THERE MAY BE A cr THAT SHOULD BE THERE, REMOVE
IT*/
/
*********************************************************************/

     printf("Welcome to the game of SNAKE!\n(Press any arrow key to start
now, Escape to leave at any time...)"); /* WELCOME MESSAGE */
    gotoxy(43,12);
    while(!kbhit());
    gotoxy(30,24);
    delline();delline(); /* REMOVING MESSAGE */
    cprintf("\n( EAT THE NUMBER !! ) Score = 0");
    gotoxy(43,12); /* GO TO THE HEAD OF THE SNAKE */

}

void make_xy(char **px,char **py)
{
    char i;

    *px=(char *)malloc(1638*sizeof(char)); /*EARLIER IT WAS 6, NOT
1638;
    BUT*/
    *py=(char *)malloc(1638*sizeof(char)); /*realloc IS NOT COPYING
    PROPERLY*/
    for(i=0;i<6;i++){
        (*px)[i]=43-i;
        (*py)[i]=12;

    } /* THE TWO ARRAYS for COORDINATES OF THE SNAKE ARE SIMULATED */
}

void getrand(char *px,char *py,char *pn,char *x,char *y,int
length,char ch)
{
    int allowed=0,i; /* i AND length MUST BE int */

    while(!allowed){
        allowed=1;
        srand((unsigned)time(0));
        *px=rand()%78+2; /* GENERATING RANDOM POSITIONAL COORDINATES
for */
        srand((unsigned)time(0));
        *py=rand()%21+2; /* PUTTING A RANDOM NUMBER */
        if(ch==UPARR){
            if((*px==x[0])&(*py==y[0]-1))
            allowed=0;
        }else if(ch==DOWNARR){
            if((*px==x[0])&(*py==y[0]+1))
                allowed=0;
        }else if(ch==LEFTARR){
            if((*px==x[0]-1)&(*py==y[0]))
                allowed=0;
        }else if((ch==RIGHTARR)&(*px==x[0]+1)&(*py==y[0]))
            allowed=0;
        for(i=0;(i<length)&&allowed;i++)
            if((*px==x[i])&(*py==y[i]))
                allowed=0;
    } /* THE RANDOM NUMBER GENERATED SHOULD NOT BE PUT ON SNAKE'S BODY
*/

    srand((unsigned)time(0));
    *pn=rand()%9+1; /* THE NUMBER */
    gotoxy(*px,*py);
    putchar(*pn+48);
    gotoxy(x[0],y[0]);

}

char getkey(char old_ch,char ch)
{
    char i;

    if(kbhit())
        for(i=0;i<5;i++){ /* if i too low, takes too many keystrokes
*/
            while((ch=getch())==0);
            if(ch==27){
                /* out=2;
                i=5;
                break;*/return ch;
            }

            if((ch!=LOAD)&(ch!=SAVE)&(ch!=UPARR)&(ch!=DOWNARR)& (ch!=

=LEFTARR)&(ch!=RIGHTARR))
                continue;
            if((ch!=old_ch)|(!kbhit()))
                break;
        }
    else
        for(i=0;(i<12)&(!kbhit());i++)
            delay(100);
    return ch;
}

void savegame(char *px,char *py,int length,char ch)
{
    FILE *fp;
    int i;

    rename("snake.sav","snake.bak");
    fp=fopen("snake.sav","wb");
    fprintf(fp,"%d %c",length,ch);
    for(i=0;i<length;i++)
        fprintf(fp,"%c%c",px[i],py[i]);
    fclose(fp);

}

int loadgame(char *px,char *py,char *pch)
{
    FILE *fp;
    int length,i;

    fp=fopen("snake.sav","rb");
    if(!fp){
        clrscr();
        puts("ERROR: no saved game found in current directory!!!\n\n\t
\t"
        "Exiting...\n");
        sleep(3);
        exit(1);
    }

    window(2,2,79,22);
    clrscr();
    /* fscanf(fp,"%d %c ",&length,pch);*/
    fscanf(fp,"%d %c",&length,pch);
    for(i=0;i<length;i++){
        /* fscanf(fp,"%d %d ",&px[length],&py[length]);*/
        fscanf(fp,"%c%c",&px[i],&py[i]);
        gotoxy(px[i]-1,py[i]-1);
        putchar('=DB');
    }

    window(1,1,80,25);
    gotoxy(30,24);
    delline();delline(); /* REMOVING MESSAGE */
    cprintf("\n( EAT THE NUMBER !! ) Score = %5d",length-6);
    gotoxy(px[0],py[0]);
    printf(" \b");
    fclose(fp);
    return length;

}

void win_message()
{
    window(1,1,80,25);
    gotoxy(1,24);
    delline();delline();
    textcolor(14);
    cprintf("CONGRATULATION!! YOU HAVE COMPLETED THE GAME!!\r\n"
    "(Press any key to terminate...)");
    clrscr();
    textcolor(7);
}