Snake_game/Code at master · chandresh189189189/Snake_game · GitHub

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#include<stdio.h>
#include<conio.h>
#include<stdlib.h>
#include<windows.h>
#include<chanhead.h>
int width=40,height=40,gameover;
int x,y,fruitx,fruity,score,flag;
int tailx[100],taily[100];
int counttail=0;
void setup()
{
	gameover=0;
	x=width/2;
	y=height/2;

	label1:
		fruitx=rand()%40;
		if(fruitx==0)
		goto label1;

	label2:
		fruitx=y=rand()%40;
		if(fruity==0)
		goto label2;

		score=0;
}
void draw()
{
	int i,j,k;
	 system("cls");
	 for(i=0;i<width;i++)
	 	{
	 		for(j=0;j<height;j++)
	 			{
	 				if(i==0||i==height-1||j==0||j==width-1)
	 				printf("*");
	 				else
	 				{
	 					if(i==x&&j==y)
	 					printf("0");
	 					else if(i==fruitx&&j==fruity)
	 					printf("f");
	 					else
	 					{
	 						int ch=0;
	 						for(k=0;k<counttail;k++)
	 						{
	 							//
							}
							if(ch==0)
							printf(" ");
						}
					}
				}
				printf("\n");
		}
		printf("score=%d",score);
}
void input()
{
	if(kbhit())
	{
		switch(getch())
		{
			case 's':
						flag=1;
						break;
			case 'f':
						flag=2;
						break;
			case 'e':
						flag=3;
						break;
			case 'd':
						flag=4;
						break;
			case 'x':
						gameover=1;
						break;
		}
	}
}

void makelogic()
{
	int i;
	int prevx=tailx[0];
	int prevy=taily[0];
	int prev2x,prev2y;
	tailx[0]=x;
	taily[0]=y;
	for(i=1;i<counttail;i++)
	{
		prev2x=tailx[i];
		prev2y=taily[i];
		tailx[i]=prevx;
		taily[i]=prevy;
		prevx=prev2x;
		prevy=prev2y;
	}
	switch(flag)
	{
		case 1:
			y--;
			break;
		case 2:
			y++;
		case 3:
			x--;
			break;
		case 4:
			x++;
			break;
		default:
			break;
	}
	if(x<0||x>width||y<0||y>height)
	gameover=1;
	for(i=0;i<counttail;i++)
	{
		if(x==tailx[i]&&y==taily[i])
		gameover=1;
	}
	if(x==fruitx&&y==fruity)
	{
		label3:
			fruitx=rand()%40;
			if(fruitx==0)
		 	 goto label3;
		label4:
			fruity=rand()%40;
			if(fruity==0)
			 goto label4;
	 	 score+=10;
	  	 counttail++;
    }
}
void f1()
{
	while(!gameover)
	{
		draw();
		input();
		makelogic();
		delay(0.02);
	}
}
main()
{
	int m,n;
	char c;
	label5:
		setup();
	f1();
	printf("\npress Y to continue again : ");
	scanf("%c",&c);
	if(c=='y'||c=='Y')
	goto label5;
}