Programming Techniques Through C: A Beginner's Companion

Cover
Programming Techniques Through C
	Copyright
Preface
Contents
Algorithms and Flowcharts
	Algorithms
	Flowcharts
		Flowchart Symbols
	Divide and Conquer Strategy
Basic Techniques
	Sum of Two Given Numbers
	Swapping the Contents of Two Variables
	Simple Interest Calculation
	Computing the Area of a Circle Given its Radius
	Computing the Area of a Triangle Given all its Sides
	Extracting the Unit’s Digit of a Given Integer Number
	Exercises
Decision Making
	Largest of Two Given Numbers
	Determining Whether a Given Integer Number is Positive or Negative
	Determining Whether a Given Integer Number is Odd or Even
	Largest of Given Three Numbers
	To Find Out Whether a Given Year is a Leap Year or Not
	Solving a Given Quadratic Equation
	Exercises
Looping Techniques
	Sum of First N Natural Numbers
	Sum of the Squares of all Integers From 1 to N
	Factorial of a Given Integer
	Finding the Sum of Odd Numbers and Sum of Even Numbers from 1 to N
	Generation of Required Number of Terms of the Fibonacci Sequence
	Finding the GCD and LCM of Given Numbers
	Sum of all the Digits of a Given Integer Number
	Reversing a Number and to Check Whether it is a Palindrome or Not
	To Find out Whether a Given Integer Number is Prime or Not
	Prime Numbers Between 1 and N
	Sum of First N Terms in the Expansion of Sine Series
	Computing the Area of Circles Given Their Radii
	Exercises
Multi-Way Decision Making
	Solving Given Quadratic Equation Using Multi-way Decision Making Facility
	Awarding Grades Based on Marks Scored in an Examination
	A Simple Calculator
	Selecting an Operation Based on a Menu
	Exercises
Arrays
	Reading in an Array and to Output the Same
	Biggest Among Given ‘N’ Integer Numbers
	The Maximum and Minimum Among Given N Integer Numbers
	Average of a Given Set of N Numbers
	Given N Integers (Zero, +Ve, –Ve) to Find Out the Sum of +Ve Numbers, –Ve Numbers and the Average of all Numbers
	Mean, Variance and Standard Deviation of a Given Set of Numbers
	Classification of the Elements of a Given Array into an Array Consisting of only Odd Elements and Another Array Consisting of only Even Elements
	Sorting N Numbers in Ascending Order using Bubble Sort
	Evaluating a Polynomial
	Reading and Printing out a Given Matrix
	To Compute the Sum/Difference of Given Matrices
	Trace of a Given Matrix
	Norm of a Given Matrix
	Transpose of a Given Matrix
	Product of Two Given Matrices
	Searching a Given Element in a Given List of Integer Elements
	Searching for a Given Element in an Array Using Binary Search Method
	Sorting a Given Array of Elements Using Selection Sort
	Exercises
Characters and String Handling
	Finding the Length of A Given String
	Determining Whether a Given String is Palindrome or Not
	Reversing a Given String
	Copying the Contents of a Given String into Another String
	Concatenating Two Given Strings
	Converting the Uppercase Alphabets into Lowercase Alphabets in a Given String and Vice–Versa
	Counting the Number of Vowels and Consonants in a Given Line
	Sorting a Given Set of Names
	Counting the Number of Characters in an Input
	Counting the Number of Words in a Given Line
	Counting the Number of Lines in a Given Text
	Exercises
Solving with Modules
	Function to Print a Line Made up of Only Hash (#) Characters
	Function to Multiply Two Given Integer Numbers
	Function to Compute the GCD of Given Three Numbers
	Function to Sum First N Terms of Sine Series Expansion and to Tabulate Sine Values for Different Angles
	Functions to Compute Mean and Variance and Hence to Compute Standard Deviation of Given Set of Numbers
	Functions to Read and Write one Dimensional Array
	Function to Sort an Array Using Bubble Sort Method
	Function to Search for a Required Element Using Binary Search Method
	Functions to Sort a Given Unsorted Array Using Selection Sort
	Functions to Read, Write and Compute Trace of Given Matrix
	Functions to Compute Sum of Each Row, Sum of Each Column and Sum of All Elements of Given Matrix
	Functions to Read, Write and Compute Product of Two Given Matrices
	Program to Search for Required Element in a Given Unsorted Array Using Functions on Separate File
	Understanding the Meaning of Local and Global Variables
	Function to Swap Contents of Two Variables—The Wrong One
	Exercises
Pointers
	Understanding Prelims of Pointers
	Understanding Pointer Expressions, Pointer-to-Pointer and Null Pointer
	Finding Sum of all Elements of Array Using Pointers
	Function to Swap Contents of Two Variables Using Pointers
	Solving Quadratic Equation—Using Functions and Pointers
	Exercises
Structures
	Defining a Structure, Declaring, Structure Variables, Assigning Values to Structure Members and Printing Out Structure Member Values
	Array of Structure Variables: Listing Names of Students Who Have Scored More Than 60% of Total Marks in Three Subjects Using Structure Variables
	Sum of Two Complex Numbers–Passing Structure Variable to Function
	Array of Structure Variables with a Structure as Member of Another Structure
	Exercises
Index