#include"stdio.h"
main()
{
    {
        for(float x=-1.5f;x<1.5f;x+=0.05f)
        {
            float a=x * x + y * y-1;
            putchar(a * a * a - x * x * y * y * y <=0.0f ? '9':' ' );
        }
        putchar('\n');
    }
    return 0;
 }

[此贴子已经被作者于2022-12-5 10:31编辑过]