C: I m(I x){I k=0;N(x,F r=-1.5+i*2./x;N(x,F s=-1+i*2./x,p,…

Twetch ·

C:

I m(I x){I k=0;N(x,F r=-1.5+i*2./x;N(x,F s=-1+i*2./x,p,q,t,u;p=q=0;I m=50;W(m*(4>(t=p*p)+(u=q*q)))--m,q=s+2*p*q,p=r+t-u;k+=!m))R k;}

B:

m[i]{k:0;N(x){r:-1.5+2*i%x;N(x){s:-1+2*j%x;p:q:0.;m:50;W(m*4>(t:p*p)+u:q*q){m-:1;q:s+2*p*q;p:r+t-u};k+:0=m}};k}