An algorithm is a precise sequence of instructions designed to solve a specific problem. It must be explicitly defined and consist of a finite number of steps. Algorithms are the foundation of computer programs, which are algorithms written in a language that computers can execute.
Countermand refers to the action of revoking or retracting a previous order by issuing a new and contradictory directive. It is commonly used in various business contexts where changes in instructions or decisions are needed promptly.
A manual can signify both a small reference book or guide or refer to physical labor performed by hand. These differing definitions encompass manual tasks ranging from concise written instruction guides to hands-on occupations that involve manual effort.
