IE 111 • Midterm • Introduction to Algorithms and Programming

Our First Program

Variables in Python

Variable Types

Arithmetic Operators for Number Types

Arithmetic Operators for Other Types

Example 1

Example 2

Logical Operators for Number Types

Logical Operators for Other Types

Output in Python

Input in Python

Example 3

What if...

if Statements

Type 1: if-else

Example 1

Type 2: if-elif-else

Example 2

Type 3: Nested if Statements

Example 3

What if...

while Loops

Example 1

Example 2

Example 3

while True

Example 4

Nested while Loops

Example 5

From while To for

range Keyword

Example 1

Example 2

Nested for Loops

Example 3

Introduction

Basic String Methods

Strings are Immutable

Example 1

Indexing

Slicing

Example 2

Iterating Over Strings

Example 3

Advanced String Methods

Motivation

Lists

Lists are very similar to Strings

Example 1

Problem with Lists

Example 2

Advanced List Methods

Two Dimensional Lists

Example 3

Example 4

What is an algorithm?

Algorithm and Pseudocode 1

Algorithm and Pseudocode 2

Algorithm and Pseudocode 3

Algorithm and Pseudocode 4

Variables and Arithmetic Operations 1

Variables and Arithmetic Operations 2

Variables and Arithmetic Operations 3

Conditional Structures 1

Conditional Structures 2

Conditional Structures 3

Conditional Structures 4

Conditional Structures 5

Control/flow: while 1

Control/flow: while 2

Control/flow: while 3

Control/flow: while 4

Control/flow: for 1

Control/flow: for 2

Control/flow: for 3

Control/flow: for 4

Control/flow: for 5

Algorithms 1

Algorithms 2

Algorithms 3

Algorithms 4

Strings 1

Strings 2

Strings 3

Lists and List Operations 1

Lists and List Operations 2

Lists and List Operations 3

Lists and List Operations 4

Variables and Arithmetic Operations 1

Variables and Arithmetic Operations 2

Conditional Structures 1

Conditional Structures 2

Conditional Structures 3

Control/flow: while 1

Control/flow: while 2

Control/flow: while 3

Control/flow: for 1

Control/flow: for 2

Control/flow: for 3

Control/flow: for 4

Algorithms 1

Algorithms 2

Algorithms 3

Strings 1

Strings 2

Lists and List Operations 1

Lists and List Operations 2

Lists and List Operations 3