Instance programming: Maze Pathfinder I

Ever heard of a maze of tricks: go along the side of the wall.

(Always along the left side or along the right side). This program has achieved this

Thought, the villain had been walking along the left.

The maze is randomly generated.

At the beginning, press the number 1 key to enter the manual control mode; Press W,s,

A,d respectively represents the upper, lower, left, and right directions.

At the beginning, press any key except the number 1 to enter the automatic mode;

The villain is controlled by the computer.

Press the Q key to end the program.

/*
Name:maze.c
Author:zhuqing
Description: Maze Adventure

date:28-08-03 10:15
Copyright:
*/
#include <stdlib.h>
#include <time.h>
#include <math.h>
#include <stdio.h>
#include <graphics.h>
#define N 22
#define M 22
int bg[m][n];

void Makebg (Int,int);
void Drawbg (Int[][],int,int,int,int,int);
void Drawman (Int,int,int);
void rect (int,int,int,int);

void Main () {*/* Main () starts/*
int step=20;
int len=10;
int size=20;
int x=0,y=0;
int i=0,j=0;
int Gdriver=detect,gmode;
Char ch;
int Direc;
MAKEBG (M,n);
* * Registerbgidriver (egavga_driver);
/* Initgraph (&gdriver,&gmode, "c:\turboc2"); */

Initgraph (&gdriver,&gmode, "C:\TC20\BGI");
Cleardevice ();
Setwritemode (Xor_put);
Settextstyle (1,0,3);
SetColor (GREEN);
Outtextxy (100,180, "Press <Q> to quit");
SetColor (BLUE);
Setfillstyle (Line_fill,blue);

DRAWBG (bg,m,n,size,0,0);
SetColor (white);
x =len;y =len;
Drawman (X,y,len);
SetColor (GREEN);
Outtextxy (60,120, "Press KEY <1>: you,");
Outtextxy (70,150, "other key:automatic");
SetColor (white);
if ((Ch=getch ()) = = ' 1 ') {
/* Manual Control * *

while ((Ch=getch ())!= ' Q ') {
Drawman (X,y,len);
Switch (CH) {
Case ' a ':
if (j>0&&bg[i][j-1]==0) {
if (x>step) {x-=step;j--;};
}
Break
Case ' s ':
if (I<m-1&&bg[i 1][j]==0) {
if (y<479-step) {y =step;i;};
}
Break
Case ' d ':
if (J<n-1&&bg[i][j 1]==0) {
if (x<639-step) {x =step;j;}
}
Break
Case ' W ':
if (i>0&&bg[i-1][j]==0) {
if (y>step) {y-=step;i--;}
}
Break
Default:break;
}
Drawman (X,y,len);
Delay (800);
if (i>=m-1&&j>=n-1) {
Settextstyle (4,0,3);
SetColor (RED);
Outtextxy (150,260, "you win!");
}
SetColor (white);
}
Closegraph ();
}/* Manual Control End * *


else{
/* Computer control *
/* Direc indicates the direction of the last move
/* and indicate the direction of the next move * *
* * 0~3, respectively, west, north, East, South * *

direc=2;
i=j=0;
while (i<m-1| | j<n-1) {
Delay (80000);
Drawman (X,y,len);
Switch (DIREC) {
Case 0: