The chord function cos of interesting graphs

High school time to do, the first two days to see, quite fun.

/***0-360 cosine function Image ***/# include < stdio.h ># include < math.h  >int main  ( void ) {  double y;  int m, i;   for  ( y = 1; y >= -1; y -= 0.1 )   {      m = acos (y)  * 10;  for  ( i = 1 ; i < m; i++ )    {    printf (" ");   }  printf ("*");  for  ( ; i < 62 - m; i++  )   {    printf (" ")   }  printf ("*\n");   }  return 0;} Second way/*** cosine function image ***/#include  <stdio.h> #include  <math.h>int main  (void) {double  m, x, y;    for  (&NBSP;Y&NBSP;=&NBSP;1;&NBSP;Y&NBSP;&GT;=&NBsp;-1; y -= 0.1)   {                                      m = acos (y);   for  ( x =  0; x < m; x += 0.1)    putchar  ('   ');    putchar  (' * ');   for  (;  x < 6.2 - m; x  += 0.1)    putchar  ('   ');   putchar  (' * ');    putchar  (' \ n ');}     return 0;}

After running

650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/6C/21/wKiom1VAeUHCdbJpAAECbUHgYSo335.jpg "title=" 1.jpg " alt= "Wkiom1vaeuhcdbjpaaecbuhgyso335.jpg"/>

This article is from the "hacker" blog, make sure to keep this source http://anglecode.blog.51cto.com/5628271/1640305

The chord function cos of interesting graphs