The book is a set of examples of programs in C #. Programs of varying complexity are presented - from simple console applications that demonstrate the use of basic C # instructions and console input-output operations, to applications that demonstrate working with arrays, lists, files, functions, and objects. Presents the basics of LINQ technology to perform operations with various data sources: arrays, lists and XML files.

For beginners programmers.

CONTENTS

PART 1. C# BASICS INPUT AND OUTPUT Purchase SELECTING Income Resistance Mass of rod LOOPS Monthly payments Minimum monthly payment Table of trigonometric functions Cube root ARRAYS Mean Average salary Minimal element of array Sorting an array Sorting an array (bubble method) Binary search Matrix and vector Results of competitions Mass of rod

PART 2. C# INTERMEDIATE LISTS Strings list FUNCTION Volume of hollow rod CubeRoot Resistance Factorial Quadratic equation Function overloading FILES User folders Reading from file Writing to file CLASSES AND OBJECTS Using class String Class TRod Class Person Array of objects List of objects Sorting list of objects File of objects Inheritance LINQ Array processing Selection data from string array List processing Creating an XML document Processing of an XML document EXCEPTIONS Format exception Safe integer input Safe float input

СONCLUSION