天啊,这么水的题我竟然4次才ac==
代码如下:
#include <stdio.h> int main() { char ch; while((ch=getchar())!=EOF) putchar((ch-'\n')?ch-7:ch); return 0; }
#include <stdio.h> int main() { char ch; while((ch=getchar())!=EOF) putchar((ch-'\n')?ch-7:ch); return 0; }