Introduction to problem solving

Introduction to problem solving

1. Steps for Problem Solving

   • Analysing the problem
   • Developing an Algorithm
   • Coding
   • Testing and Debugging

2. Algorithm

   • Need of an Algorithm
     • increase the reliability
     • increase accuracy
     • increase efficiency
   • Characteristics of a good algorithm
     • Precision
     • Uniqueness
     • Finiteness
     • Input
     • Output
   • Identify this while writing an algorithm
     • input from the user
     • Processing to get the desired result
     • output
   • Representation of Algorithms
     • Flowchart
       • Visual Representation of Algorithms
       • Difference shapes to draw flowchart
       • Questions
     • Pseudocode
       • Another way of representing an algorithm
       • Questions
       • Benefits of Pseudocode
   • Questions
   • Verifying Algorithms
   • Comparison of Algorithm

3. Flow of Control

   • Sequence
     • Questions
   • Selection
     • Questions
   • Repetition
     • Questions

4. Coding

5. Decomposition