deque subscript indexer « deque « C++ Tutorial

22.11.deque subscript indexer
22.11.1.Use indexer to add elements to a deque
22.11.2.Use subscript operator to modify element at location 1
22.11.3.Use subscript operator to obtain elements of values
22.11.4.Print out a deque, reference its content by index,
22.11.5.Change the values of some of deque's elements
22.11.6.Insert 'value' into every element but the first