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Contest tasks say a lot about the quality of a programming competition. They should be original, engaging and of different levels of difficulty. Finding a solution should cause the contestant to feel great satisfaction, whereas being unable to solve a given task should encourage an individual to broaden their knowledge and develop new skills. This book contains the best tasks from algorithmic and programming...

Preface A computer program is a detailed set of instructions that defines the actions that a computer should perform. It is created as a result of the process of creating the program’s source code in a selected programming language, which is a set of rules that determine what sequences of symbols make up a computer program and what calculations describe this program. At a later stage, the source code...