CODE:

#include "DxLib.h"

#define MAP_X 29
#define MAP_Y 29
#define MAP_Z 16

#define KEY_UP 0
#define KEY_RIGHT 1
#define KEY_DOWN 2
#define KEY_LEFT 3
int	Key[4];
int time1=0,
	time2=0,
	time3=0;
//キーの状態を得る
int Getkey(void){
	int a=0;
	if(CheckHitKey( KEY_INPUT_UP)!=0){
		Key[KEY_UP]++;
		a++;
	}
	else Key[KEY_UP]=0;
	if(CheckHitKey( KEY_INPUT_RIGHT)!=0){
		Key[KEY_RIGHT]++;
		a++;
	}
	else Key[KEY_RIGHT]=0;
	if(CheckHitKey( KEY_INPUT_DOWN)!=0){
		Key[KEY_DOWN]++;
		a++;
	}
	else Key[KEY_DOWN]=0;
	if(CheckHitKey( KEY_INPUT_LEFT)!=0){
		Key[KEY_LEFT]++;
		a++;
	}
	else Key[KEY_LEFT]=0;
	if(CheckHitKey( KEY_INPUT_Z)!=0){
		return -1;
	}

	return a;
}
//mapの描写
void Aitu_gazou(int *map){
		int a,b,dx,dy;
		for(a=0;a<MAP_X;a++){
			for(b=0;b<MAP_Y;b++){
				dx=a*MAP_Z;
				dy=b*MAP_Z;
				DrawBox(dx,dy,dx+MAP_Z,dy+MAP_Z,GetColor(250-*map*200,250-*map*200,250-*map*200),1);
				map++;
			}
		}
}
//メインのプログラムですね
int Aitu_state(void){
	int	map[MAP_X][MAP_Y];
	int	a,b;
	int	dx,dy;

	int	x=1*MAP_Z,
		y=1*MAP_Z,
		ex=(MAP_X-2)*MAP_Z,
		ey=1*MAP_Z;
	int	furagu=4;

	//mapの初期化
	for(a=0;a<MAP_X;a++){
		for(b=0;b<MAP_Y;b++){
			map[a][b]=0;
		}
	}
/*	mapの外壁	*/
	//横の壁
	for(a=0;a<MAP_X;a++){
		map[a][0]=1;
		map[a][MAP_Y-1]=1;
	}
	//縦の壁
	for(b=0;b<MAP_Y;b++){
		map[0][b]=1;
		map[MAP_X-1][b]=1;
	}
	//中の壁
	for(a=2;a<MAP_X;a+=2){
		for(b=2;b<MAP_Y;b+=2){
			map[a][b]=1;
		}
	}
	//中の壁
	for(a=2;a<MAP_X-1;a+=2){
		for(b=2;b<MAP_Y-1;b+=2){
			do{
				if(a==2)dx=GetRand(4);
				else dx=GetRand(3);
				switch(dx){
					case 0:
						dx=0;
						dy=-1;
						break;
					case 1:
						dx=1;
						dy=0;
						break;
					case 2:
						dx=0;
						dy=1;
						break;
					case 3:
						dx=-1;
						dy=0;
						break;
				}
			}while(map[a+dx][b+dy]==1);
			map[a+dx][b+dy]=1;
		}
	}
	while(ProcessMessage()==0 && ClearDrawScreen()==0 && Getkey()!=-1){
		time1++;
		if(60<=time1){
			time2++;
			time1-=60;
		}
		if(60<=time2){
			time3++;
			time2-=60;
		}

		if(x%MAP_Z==0 && y%MAP_Z==0){
			dx=x/MAP_Z;
			dy=y/MAP_Z;
			a=ex/MAP_Z;
			b=ey/MAP_Z;
			     if(map[dx][dy-1]==0  && Key[KEY_UP]%20==1)furagu=KEY_UP;
			else if(map[dx+1][dy]==0  && Key[KEY_RIGHT]%20==1)furagu=KEY_RIGHT;
			else if(map[dx][dy+1]==0  && Key[KEY_DOWN]%20==1)furagu=KEY_DOWN;
			else if(map[dx-1][dy]==0  && Key[KEY_LEFT]%20==1)furagu=KEY_LEFT;
			else furagu=4;
		}
		if(furagu<4){
			if(furagu==KEY_UP){
				y-=MAP_Z/4;
				if(map[a][b+1]==0)ey+=MAP_Z/4;
			}
			if(furagu==KEY_RIGHT){
				x+=MAP_Z/4;
				if(map[a-1][b]==0)ex-=MAP_Z/4;
			}
			if(furagu==KEY_DOWN){
				y+=MAP_Z/4;
				if(map[a][b-1]==0)ey-=MAP_Z/4;
			}
			if(furagu==KEY_LEFT){
				x-=MAP_Z/4;
				if(map[a+1][b]==0)ex+=MAP_Z/4;
			}
		}
		Aitu_gazou(&map[0][0]);

		DrawCircle(x+MAP_Z/2,y+MAP_Z/2,MAP_Z/2,GetColor(200,50,50),1);
		DrawCircle(ex+MAP_Z/2,ey+MAP_Z/2,MAP_Z/2,GetColor(50,50,200),1);
		DrawCircle((MAP_X-2)*MAP_Z+MAP_Z/2,(MAP_Y-2)*MAP_Z+MAP_Z/2,MAP_Z/2,GetColor(50,200,50),1);
		DrawFormatString(550,50,GetColor(200,200,200),"%d,%d,%d",time3,time2,(int)(time1*1.6));
		ScreenFlip();
		if(ex==(MAP_X-2)*MAP_Z && ey==(MAP_Y-2)*MAP_Z)return 0;
	}
	return -1;
}
int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance,LPSTR lpCmdLine, int nCmdShow ){
    ChangeWindowMode(TRUE);//ウィンドウモード
    if(DxLib_Init() == -1 || SetDrawScreen( DX_SCREEN_BACK )!=0) return -1;//初期化と裏画面化
	int a,b=1;

	Getkey();
	a=GetTickCount()%10000;
		while(ProcessMessage()==0 && ClearDrawScreen()==0 && Getkey()!=-1){
			if(Key[KEY_UP]==1)a+=1*b;
			if(Key[KEY_DOWN]==1)a-=1*b;
			if(Key[KEY_LEFT]==1 && b<=100)b*=10;
			if(Key[KEY_RIGHT]==1 && 10<=b)b/=10;
			if(a<0)a=0;
			if(9999<a)a=9999;
			DrawString(100,100,"Zで決定",GetColor(255,255,255));
			DrawFormatString(150,200,GetColor(255,255,255),"%dずつ増えます",b);
			DrawFormatString(150,250,GetColor(255,255,255),"マップ：%04d",a);
			ScreenFlip();
		}
		while(Getkey()==-1)ScreenFlip();
	SRand(a);

	if(Aitu_state()==0){
		DrawString(100,100,"Zキーで終了です",GetColor(100,200,100));
		DrawString(100,200,"ゲームクリア",GetColor(100,200,100));
		DrawFormatString(150,250,GetColor(100,100,255),"マップ：%04d=%d,%d,%d",a,time3,time2,(int)(time1*1.6));
		while(Getkey()!=-1)ScreenFlip();
	}
    DxLib_End();
    return 0;
}