/in/foo.cc: In function 'void dfs(int, int, int)':
/in/foo.cc:21:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
  if(dis > d) return; int v;t.set(u);
  ^~
/in/foo.cc:21:22: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
  if(dis > d) return; int v;t.set(u);
                      ^~~