1 #include
     
       2  3 #define U 0.06 4 #define V 0.025 5  6 #define M 1.1 7 #define N 1.2 8  9 int main()10 {11     float x ,y;12     float m, n;13     for (y = 2; y >= -2; y-=U)14     {15         for (x = -1.2; x <= 1.2; x+=V)16         {17             if ( ( x * x + y * y - 1 )*( x * x + y * y - 1 )*( x * x + y * y - 1 ) - x*x*y*y*y <= 0 )18             {19                 printf("*");20             }21             else22                 printf(" ");23         }24         printf("\n");25     }26     return 0;27 }