运行 ID: 35532

Main.cc: In function ‘void in()’:
Main.cc:16:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
  while(f=getchar()){
        ~^~~~~~~~~~
Main.cc:28:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
  while(f=getchar()){
        ~^~~~~~~~~~
Main.cc:44:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
  while(f=getchar()){
        ~^~~~~~~~~~
Main.cc: In function ‘int main()’:
Main.cc:81:2: error: expected ‘}’ at end of input
  }
  ^