小学必备单词1600个答:pack, page, paint, pair, pajamas, pants, paper, parent, park, part, party, pass, past, paste, path, patient, pay, peace, pear, pen, pencil, people, pepper, per, perfect, perform, perhaps, person, pet, phone, photo, piano, pick, picture, piece, pig, pile, pin, pink, pint, pip...
怎样用PiFast把圆周率的值输出?答:程序一:很牛的计算Pi的程序 int a=10000,b,c=2800,d,e,f[2801],g;main() { for(;b-c f[b++]=a/5;for(;d=0,g=c*2;c -=14,printf("%.4d",e+d/a),e=d%a)for(b=c; d+=f[b]*a,f[b]=d%--g,d/=g--,--b; d*=b);} 二、数学公式 数学家们研究了数不清...