y1 变量是库函数。
by BigJoker @ 2022-05-14 15:19:55
@[桂侨鸿123456](/user/566249) 把头文件改一下或者把 y1 换一个名字就可以了。
by BigJoker @ 2022-05-14 15:22:02
@[BigJoker](/user/364122) 谢谢，现在好了
by kkkscp03 @ 2022-05-14 15:24:14