include ltstdioh include ltmathh int main int x，zfloat yy=0z=0forx=1fabs10x1e6x+=2 z=z+1ifz%2！=0 y=y+10x else y=y10x y=y*4；吧，我怎么看着b只会越算越小呀应该是这里错了吧我刚才答...