赋值可以变量之间互赋的
举个栗子O\_O
输入
a:=5;b:=3;c:=a;a:=b;b:=c;
输出
3 5 5
by X7sd @ 2017-08-29 20:59:38
@HmyMary
by X7sd @ 2017-08-29 21:00:19
@[X7sd](/space/show?uid=7588) 好吧，谢谢！
by Grace_Stock @ 2017-08-29 21:59:50