/in/foo.cc: In function 'void dfs(int, int, int, int, int)':
/in/foo.cc:12:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if(s+(v/r0)*2<S)
     ^~
/in/foo.cc:14:6: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
      return ;
      ^~~~~~