JNTUK R20 1-2 Programming for Problem Solving using C Notes – Material PDF Download

JNTUK R20 1-2 Programming for Problem Solving using C Material PDF Download

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Students studying JNTUK R20 Civil Branch, Can Download Unit wise R20 1-2 Programming for Problem Solving using C Material/Notes PDFs below.


  • To learn about computer systems, computing environments, developing a computer program, and the Structure of a C Program.
  • To gain knowledge of the operators, selection, control statements, and repetition in C
  • To learn about the design concepts of arrays, strings, enumerated structure, and union types and their usage.
  • To assimilate pointers, dynamic memory allocation, and know the significance of Preprocessor.
  • To assimilate File I/O and the significance of functions.


Introduction to Computers: Creating and running Programs, Computer Numbering Systems, Storing Integers, Storing Real Numbers
Introduction to the C Language: Background, C Programs, Identifiers, Types, Variables, Constants, Input/output, Programming Examples, Scope, Storage Classes, and Type Qualifiers.
Structure of a C Program: Expressions Precedence and Associativity, Side Effects, Evaluating Expressions, Type Conversion Statements, Simple Programs, Command Line Arguments.

Download UNIT-1 Material PDF

Bitwise Operators: Exact Size Integer Types, Logical Bitwise Operators, Shift Operators. Selection & Making Decisions: Logical Data and Operators, Two Way Selection, Multiway Selection, More Standard Functions.
Repetition: Concept of Loop, Pretest and Post-test Loops, Initialization and Updating, Event and Counter Controlled Loops, Loops in C, Other Statements Related to Looping, Looping Applications, and Programming Examples.

Download UNIT-2 Material PDF


Arrays: Concepts, Using Array in C, Array Application, Two Dimensional Arrays, Multidimensional Arrays, Programming Example – Calculate Averages

Strings: String Concepts, C String, String Input / Output Functions, Arrays of Strings, String Manipulation Functions String/ Data Conversion, A Programming Example – Morse Code

Enumerated, Structure, and Union: The Type Definition (Type def), Enumerated Types, Structure, Unions, and Programming Application.

Download UNIT-3 Material PDF

Pointers: Introduction, Pointers to pointers, Compatibility, L value, and R-value
Pointer Applications: Arrays, Pointers, Pointer Arithmetic and Arrays, Memory Allocation Function, Array of Pointers, Programming Application.
Processor Commands: Processor Commands.

Download UNIT-4 Material PDF

Functions: Designing, Structured Programs, Functions in C, User Defined Functions, InterFunction Communication, Standard Functions, Passing Array to Functions, Passing Pointers to Functions, Recursion
Text Input / Output: Files, Streams, Standard Library Input / Output Functions, Formatting Input / Output Functions, Character Input / Output Functions
Binary Input / Output: Text versus Binary Streams, Standard Library, Functions for Files, Converting File Type.

Download UNIT-5 Material PDF


  1. Programming for Problem Solving, Behrouz A. Forouzan, Richard F. Gilberg, CENGAGE.
  2. The C Programming Language, Brian W. Kernighan, Dennis M. Ritchie, 2e, Pearson.


  1. Computer Fundamentals and Programming, Sumithabha Das, McGraw Hill.
  2. Programming in C, Ashok N. Kamthane, Amit Kamthane, Pearson.
  3. Computer Fundamentals and Programming in C, Pradip Dey, Manas Ghosh, OXFORD.


  • To write algorithms and to draw flowcharts for solving problems
  • To convert flowcharts/algorithms to C Programs, compile and debug programs
  • To use different operators and data types and write programs that use two-way/ multiway selection
  • To select the best loop construct for a given problem
  • To design and implement programs to analyze the different pointer applications
  • To decompose a problem into functions and to develop modular, reusable code
  • To apply File I/O operations

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