C++ Input/Output: Streams. The basic data type for I/O in C++ is the stream. . C++ incorporates a complex hierarchy. of stream types. The most basic stream types are the standard input/output streams: istream cin. built-in input stream variable; by default hooked to keyboard. ostream cout.
criteria range. criteria range. Conditions for selecting records; for example, Illinois customers with balances over $10,000 or residents who have lived in the state less than five years..
Optimal (health) range or therapeutic target (not to be confused with biological target) is a reference range or limit that is based on concentrations or levels that are associated with optimal health or minimal risk of related complications and diseases, rather than the standard range based on normal distribution in the population.