Savitch ch 03

Chapter 3 More Flow of Control

Overview ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Flow Of Control ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Using Boolean Expressions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Evaluating Boolean Expressions ,[object Object],[object Object],Slide 3- Display 3.1 ! ( false | | true ) ! ( true ) false

Order of Precedence ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Precedence Rules ,[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.2

Precedence Rule Example ,[object Object],[object Object],[object Object],Slide 3-

Evaluating x + 1 > 2 | | x + 1 < - 3 ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Short-Circuit Evaluation ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Using Short-Circuit Evaluation ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Type bool and Type int ,[object Object],[object Object],[object Object],Slide 3-

Problems with ! ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Correcting the ! Problem ,[object Object],Slide 3-

Avoiding ! ,[object Object],[object Object],Slide 3-

Enumeration Types (Optional) ,[object Object],[object Object],[object Object],Slide 3-

Default enum Values ,[object Object],[object Object],Slide 3-

Enumeration Values ,[object Object],[object Object],[object Object],Slide 3-

Section 3.1 Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Multiway Branches ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Nested Statements ,[object Object],[object Object],[object Object],Slide 3- indented Display 3.3

Nested if-else Statements ,[object Object],[object Object],Slide 3-

First Try Nested if's ,[object Object],[object Object],[object Object],Slide 3-

Braces and Nested Statements ,[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.4

Multi-way if-else-statements ,[object Object],[object Object],[object Object],Slide 3-

Number Guessing ,[object Object],[object Object],Slide 3-

Indenting Nested if-else ,[object Object],[object Object],Slide 3-

The Final if-else-statement ,[object Object],[object Object],[object Object],Slide 3-

Nested if-else Syntax ,[object Object],[object Object],Slide 3-

Program Example: State Income Tax ,[object Object],Slide 3- Display 3.5 (1) Display 3.5 (2)

Refining if-else-statements ,[object Object],[object Object],Slide 3-

The switch-statement ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.6 (1) Display 3.6 (2)

switch-statement Syntax ,[object Object],Slide 3-

The Controlling Statement ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

The break Statement ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

The default Statement ,[object Object],[object Object],[object Object],Slide 3-

Switch-statements and Menus ,[object Object],[object Object],[object Object],Slide 3- Display 3.7 (1) Display 3.7 (2)

Function Calls in Branches ,[object Object],[object Object],[object Object],Slide 3-

Blocks ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.8 (1) Display 3.8 (2)

Statement Blocks ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Scope Rule for Nested Blocks ,[object Object],[object Object],[object Object],Slide 3-

Section 3.2 Conclusion ,[object Object],[object Object],Slide 3-

3.3 More About C++ Loop Statements

More About C++ Loop Statements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

while and do-while ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.9

The Increment Operator ,[object Object],[object Object],[object Object],Slide 3-

number++ vs ++number ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

++ Comparisons ,[object Object],[object Object],Slide 3- Display 3.10

The Decrement Operator ,[object Object],[object Object],[object Object],Slide 3-

The for-Statement ,[object Object],[object Object],[object Object],[object Object],Slide 3-

for/while Loop Comparison ,[object Object],[object Object],Slide 3-

For Loop Dissection ,[object Object],[object Object],Slide 3- Initialization Action Boolean Expression Update Action

for Loop Alternative ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.11

for-loop Details ,[object Object],[object Object],[object Object],[object Object],Slide 3-

The for-loop Body ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.13

The Empty Statement ,[object Object],[object Object],[object Object],Slide 3-

Extra Semicolon ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Local Variable Standard ,[object Object],[object Object],[object Object],Slide 3-

Which Loop To Use? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Choosing a for-loop ,[object Object],Slide 3-

Choosing a while-loop ,[object Object],[object Object],[object Object],Slide 3-

Choosing a do-while Loop ,[object Object],[object Object],[object Object],Slide 3-

The break-Statement ,[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.14

Section 3.3 Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Designing Loops ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Sums and Products ,[object Object],[object Object],[object Object],Slide 3-

for-loop for a sum ,[object Object],[object Object],Slide 3-

Repeat "this many times" ,[object Object],[object Object],[object Object],Slide 3-

for-loop For a Product ,[object Object],[object Object],[object Object],Slide 3-

Ending a Loop ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

List Headed By Size ,[object Object],[object Object],Slide 3-

Ask Before Iterating ,[object Object],Slide 3-

List Ended With a Sentinel Value ,[object Object],[object Object],Slide 3-

Running Out of Input ,[object Object],Slide 3-

General Methods To Control Loops ,[object Object],[object Object],[object Object],[object Object],Slide 3-

Count Controlled Loops ,[object Object],[object Object],Slide 3-

Exit on Flag Condition ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Exit on Flag Caution ,[object Object],Slide 3-

The Problem ,[object Object],[object Object],[object Object],Slide 3-

The Exit On Flag Solution ,[object Object],Slide 3-

Nested Loops ,[object Object],[object Object],[object Object],[object Object],Slide 3- Display 3.15

Debugging Loops ,[object Object],[object Object],[object Object],Slide 3-

Fixing Off By One Errors ,[object Object],[object Object],[object Object],Slide 3-

Fixing Infinite Loops ,[object Object],[object Object],[object Object],Slide 3-

More Loop Debugging Tips ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Debugging Example ,[object Object],Slide 3-

Tracing Variables ,[object Object],Slide 3-

First Fix ,[object Object],[object Object],[object Object],Slide 3-

Second Fix ,[object Object],[object Object],Slide 3-

Loop Testing Guidelines ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Starting Over ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 3-

Chapter 3.4 Conclusion ,[object Object],[object Object],[object Object],[object Object],Slide 3-

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