# include <stdio.h>
# include <math.h>
# define threshold 12000
# define pi 3.142
# define tagdistance 1
# include <stdlib.h>
# include <curses.h>
# include <unistd.h>
float random_generator (float min, float max)
{

float x =0;
while(x==0)
x= (max-min)*rand()/((float)RAND_MAX+1);
return(x);
} 
main()

{
FILE* tfile, *tfile1;
tfile = fopen("tag_data","a+");

tfile1 = fopen("return path","a+");
float x[4000], y[4000],temp,xt[2000],yt[2000];
//unsigned int tag [4000];
int i,j;
x[0]=0;
y[0]=0;
x[1]=300;
y[1]=-300;
x[2]=400;
y[2]=100;


fprintf(tfile, "%f %f\n",x[0],y[0]);
fprintf(tfile, "%f %f\n",x[1],y[2]);
fprintf(tfile, "%f %f\n",x[3],y[3]);

for(i=3;i<4000;i++)
{

temp = random_generator(0,90);
//printf("temp = %f\n",temp);
x[i] = x[i-1]+1100*cos(temp);
y[i] = y[i-1]+1100*sin(temp);
//temp = random_generator(0,180);
//printf("temp = %f\n",temp);
//xt[i] = x[i]+random_generator(100,150)*cos(temp);
//yt[i] = y[i]+random_generator(100,150)*sin(temp);

fprintf(tfile, "%f %f \n",x[i],y[i]);
//getchar();
}
j=0;
for (i=3999;i>=2;i--)
{
xt[j] = (x[i]+x[i-1]+x[i-2])/3;
yt[j] = (y[i]+y[i-1]+y[i-2])/3;
fprintf(tfile1, "%f %f \n",xt[j],yt[j]);
j++;

}

}