getchar ()会把你readint没读的空格或换行读进去
by Lightwhite @ 2022-04-03 11:54:32
考古了算是（
by Lightwhite @ 2022-04-03 11:54:55
\r\n 的问题吧
by Remilia1023 @ 2022-10-18 12:51:26