/in/foo.cc: In function 'void rev_dij()':
/in/foo.cc:74:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   if(book[u.u]) continue;book[u.u] = 1;
   ^~
/in/foo.cc:74:26: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
   if(book[u.u]) continue;book[u.u] = 1;
                          ^~~~