Conventions

To use the algorithms, you have to keep a few rules in your head.

The algorithms are defined in various headers.

<algorithm>:
Contains the general algorithms.

<numeric>:
Contains the numeric algorithms. Many of the algorithms have the name suffix _if and _copy.

_if:
The algorithm can be parametrized by a predicate.

_copy:
The algorithm copies its elements in another range.

Algorithms like auto num = ...