C%E8%AF%AD%E8%A8%80 %E8%AE%BE%E5%AE%9A%E4%B9%89:int a;float b;%E6%89%A7%E8%A1%8Cscanf("%2D%f",&a,&b);%E8%AF%AD%E5%8F%A5%E6%97%B6,