/in/foo.cc: In member function 'int acauto::query(int)':
/in/foo.cc:60:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
     while(now&&!ch[now][t])
     ^~~~~
/in/foo.cc:62:6: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
      now=now?ch[now][t]:root[i];
      ^~~