lemon/unionfind.h
changeset 2552 5f711e4668f5
parent 2550 f26368148b9c
child 2553 bfced05fa852
equal deleted inserted replaced
18:926387457494 19:dfd971eea84d
    26 
    26 
    27 #include <vector>
    27 #include <vector>
    28 #include <list>
    28 #include <list>
    29 #include <utility>
    29 #include <utility>
    30 #include <algorithm>
    30 #include <algorithm>
       
    31 #include <functional>
    31 
    32 
    32 #include <lemon/bits/invalid.h>
    33 #include <lemon/bits/invalid.h>
    33 
    34 
    34 namespace lemon {
    35 namespace lemon {
    35 
    36