>>739

#include <stdio.h>
#include <math.h>

int main ( void )
{
int i, x;
const double pai = 3.14159265;
const int width = 78/2;//横方向の文字数の半分

for ( x = 0 ; x <= 360 ; x+=15 ){
int rad = width + (int)(width*sin(pai*x/180)) ;
for ( i = 0 ; i < rad ; i++ ){
printf ( " " ) ;
}
printf ( "*\n" ) ;
}

return 0 ;
}