Which of the following is the correct hierarchy of iterator categories (weakest at the left)?

a. Input/output, forward, bidirectional, random access.
b. Random access, forward, bidirectional, input/output.
c. Bidirectional, forward, random access, input/output.
d. Input/output, bidirectional, forward, random access.


a. Input/output, forward, bidirectional, random access.

Computer Science & Information Technology

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