foo.cc: In member function 'void seqlist::removenegative(int)':
foo.cc:17:13: warning: statement has no effect [-Wunused-value]
   17 |         for(it;it!=list.end();)
      |             ^~
foo.cc: In member function 'int seqlist::searchremove(int)':
foo.cc:33:13: warning: statement has no effect [-Wunused-value]
   33 |         for(it;it!=list.end();)
      |             ^~
foo.cc: In member function 'void seqlist::output()':
foo.cc:45:13: warning: statement has no effect [-Wunused-value]
   45 |         for(it;it!=list.end();it++)
      |             ^~

正在同步测试数据，请稍后