pair « map multimap « C++ Tutorial

23.17.1.Assign value directly to first and second
23.17.2.Default constructor for pair
23.17.3.Using copy constructor to create another pair
23.17.4.Use operator of less than (<)
23.17.5.Use operator of equal (=)
23.17.6.Use make_pair() function to create a pair
23.17.7.Create a pair object that will contain the result of a call to insert()
23.17.8.Create a pair object that holds the result of insert()
23.17.9.Using a Pair to store int and string

23.17.10.Vector of pair
23.17.11.Sort a vector of pairs