1. © 2012 Pearson Addison-Wesley. All rights reserved. Addison Wesley is an imprint of Chapter 3: Top-Down Design with Functions Problem Solving & Program Design in C Seventh Edition By Jeri R. Hanly & Elliot B. Koffman

2. 1-2 © 2012 Pearson Addison-Wesley. All rights reserved. 1-2 Figure 3.1 Edited Data Requirements and Algorithm for Conversion Program

3. 1-3 © 2012 Pearson Addison-Wesley. All rights reserved. 1-3 Figure 3.2 Outline of Program Circle

4. 1-4 © 2012 Pearson Addison-Wesley. All rights reserved. 1-4 Figure 3.3 Calculating the Area and the Circumference of a Circle

5. 1-5 © 2012 Pearson Addison-Wesley. All rights reserved. 1-5 Figure 3.3 Calculating the Area and the Circumference of a Circle (cont’d)

6. 1-6 © 2012 Pearson Addison-Wesley. All rights reserved. 1-6 Figure 3.4 Computing the Rim Area of a Flat Washer

7. 1-7 © 2012 Pearson Addison-Wesley. All rights reserved. 1-7 Figure 3.5 Flat Washer Program

8. 1-8 © 2012 Pearson Addison-Wesley. All rights reserved. 1-8 Figure 3.5 Flat Washer Program (cont’d)

9. 1-9 © 2012 Pearson Addison-Wesley. All rights reserved. 1-9 Figure 3.6 Function sqrt as a “Black Box”

10. 1-10 © 2012 Pearson Addison-Wesley. All rights reserved. 1-10 Figure 3.7 Square Root Program

11. 1-11 © 2012 Pearson Addison-Wesley. All rights reserved. 1-11 Figure 3.7 Square Root Program (cont’d)

12. 1-12 © 2012 Pearson Addison-Wesley. All rights reserved. 1-12 Figure 3.9 House and Stick Figure

13. 1-13 © 2012 Pearson Addison-Wesley. All rights reserved. 1-13 Figure 3.10 Structure Chart for Drawing a Stick Figure

14. 1-14 © 2012 Pearson Addison-Wesley. All rights reserved. 1-14 Figure 3.11 Function Prototypes and Main Function for Stick Figure

15. 1-15 © 2012 Pearson Addison-Wesley. All rights reserved. 1-15 Figure 3.12 Function draw_circle

16. 1-16 © 2012 Pearson Addison-Wesley. All rights reserved. 1-16 Figure 3.13 Function draw_triangle

17. 1-17 © 2012 Pearson Addison-Wesley. All rights reserved. 1-17 Figure 3.14 Program to Draw a Stick Figure

18. 1-18 © 2012 Pearson Addison-Wesley. All rights reserved. 1-18 Figure 3.14 Program to Draw a Stick Figure (cont’d)

19. 1-19 © 2012 Pearson Addison-Wesley. All rights reserved. 1-19 Figure 3.14 Program to Draw a Stick Figure (cont’d)

20. 1-20 © 2012 Pearson Addison-Wesley. All rights reserved. 1-20 Figure 3.15 Flow of Control Between the main Function and a Function Subprogram

21. 1-21 © 2012 Pearson Addison-Wesley. All rights reserved. 1-21 Figure 3.16 Function instruct and the Output Produced by a Call

22. 1-22 © 2012 Pearson Addison-Wesley. All rights reserved. 1-22 Figure 3.18 Function print_rboxed and Sample Run

23. 1-23 © 2012 Pearson Addison-Wesley. All rights reserved. 1-23 Figure 3.18 Function print_rboxed and Sample Run (cont’d)

24. 1-24 © 2012 Pearson Addison-Wesley. All rights reserved. 1-24 Figure 3.19 Effect of Executing print_rboxed (135.68);

25. 1-25 © 2012 Pearson Addison-Wesley. All rights reserved. 1-25 Figure 3.20 Function with Input Arguments and One Result

26. 1-26 © 2012 Pearson Addison-Wesley. All rights reserved. 1-26 Figure 3.21 Functions find_circum and find_area

27. 1-27 © 2012 Pearson Addison-Wesley. All rights reserved. 1-27 Figure 3.22 Effect of Executing circum = find_circum (radius);

28. 1-28 © 2012 Pearson Addison-Wesley. All rights reserved. 1-28 Figure 3.23 Function scale

29. 1-29 © 2012 Pearson Addison-Wesley. All rights reserved. 1-29 Figure 3.24 Testing Function scale

30. 1-30 © 2012 Pearson Addison-Wesley. All rights reserved. 1-30 Figure 3.25 Data Areas After Pass by Value Call scale(num_1, num_2);

31. 1-31 © 2012 Pearson Addison-Wesley. All rights reserved. 1-31 Figure 3.26 Referencing pixels in a window

32. 1-32 © 2012 Pearson Addison-Wesley. All rights reserved. 1-32 Figure 3.27 Drawing intersecting lines

33. 1-33 © 2012 Pearson Addison-Wesley. All rights reserved. 1-33 Figure 3.28 Window drawn by lines.c

34. 1-34 © 2012 Pearson Addison-Wesley. All rights reserved. 1-34 Figure 3.29 Drawing a house

35. 1-35 © 2012 Pearson Addison-Wesley. All rights reserved. 1-35 Figure 3.30 House drawn by house.c

36. © 2012 Pearson Addison-Wesley. All rights reserved. Addison Wesley is an imprint of Chapter 4: Selection Structures: if and switch Statements Problem Solving & Program Design in C Seventh Edition By Jeri R. Hanly & Elliot B. Koffman

37. 1-37 © 2012 Pearson Addison-Wesley. All rights reserved. 1-37 Figure 4.1 Evaluation Tree and Step-by- Step Evaluation for !flag || (y + z >= x - z)

38. 1-38 © 2012 Pearson Addison-Wesley. All rights reserved. 1-38 Figure 4.2 Range of True Values for min <= x && x <= max

39. 1-39 © 2012 Pearson Addison-Wesley. All rights reserved. 1-39 Figure 4.3 Range of True Values for z > x || x > y

40. 1-40 © 2012 Pearson Addison-Wesley. All rights reserved. 1-40 Figure 4.4 Flowcharts of if Statements with (a) Two Alternatives and (b) One Alternative

41. 1-41 © 2012 Pearson Addison-Wesley. All rights reserved. Figure 4.5 Program Using an if statement for selection 1-41

42. 1-42 © 2012 Pearson Addison-Wesley. All rights reserved. 1-42 Figure 4.6 if Statement to Order x and y

43. 1-43 © 2012 Pearson Addison-Wesley. All rights reserved. 1-43 Figure 4.7 Structure Chart for Water Bill Problem

44. 1-44 © 2012 Pearson Addison-Wesley. All rights reserved. 1-44 Figure 4.8 Program for Water Bill Problem

45. 1-45 © 2012 Pearson Addison-Wesley. All rights reserved. 1-45 Figure 4.8 Program for Water Bill Problem (cont’d)

46. 1-46 © 2012 Pearson Addison-Wesley. All rights reserved. 1-46 Figure 4.8 Program for Water Bill Problem (cont’d)

47. 1-47 © 2012 Pearson Addison-Wesley. All rights reserved. 1-47 Figure 4.8 Program for Water Bill Problem (cont’d)

48. 1-48 © 2012 Pearson Addison-Wesley. All rights reserved. 1-48 Figure 4.9 Sample Run of Water Bill Program

49. 1-49 © 2012 Pearson Addison-Wesley. All rights reserved. 1-49 Figure 4.10 Function comp_use_charge Revised

50. 1-50 © 2012 Pearson Addison-Wesley. All rights reserved. 1-50 Figure 4.10 Function comp_use_charge Revised (cont’d)

51. 1-51 © 2012 Pearson Addison-Wesley. All rights reserved. 1-51 Figure 4.11 Function comp_tax

52. 1-52 © 2012 Pearson Addison-Wesley. All rights reserved. 1-52 Figure 4.12 Flowchart of Road Sign Decision Process

53. 1-53 © 2012 Pearson Addison-Wesley. All rights reserved. 1-53 Figure 4.13 Program Using a switch Statement for Selection Can we remove the break statements? Try it out?

54. 1-54 © 2012 Pearson Addison-Wesley. All rights reserved. 1-54 Figure 4.13 Program Using a switch Statement for Selection (cont’d)

55. © 2012 Pearson Addison-Wesley. All rights reserved. Addison Wesley is an imprint of Chapter 5: Repetition and Loop Statements Problem Solving & Program Design in C Seventh Edition By Jeri R. Hanly & Elliot B. Koffman

56. 1-56 © 2012 Pearson Addison-Wesley. All rights reserved. 1-56 Figure 5.1 Flow Diagram of Loop Choice Process

57. 1-57 © 2012 Pearson Addison-Wesley. All rights reserved. 1-57 Figure 5.2 Program Fragment with a Loop

58. 1-58 © 2012 Pearson Addison-Wesley. All rights reserved. 1-58 Figure 5.3 Flowchart for a while Loop

59. 1-59 © 2012 Pearson Addison-Wesley. All rights reserved. Figure 5.4 Program to Compute Company Payroll 1-59

60. 1-60 © 2012 Pearson Addison-Wesley. All rights reserved. Figure 5.4 Program to Compute Company Payroll (cont’d) 1-60

61. 1-61 © 2012 Pearson Addison-Wesley. All rights reserved. 1-61 Figure 5.5 Using a for Statement in a Counting Loop

62. 1-62 © 2012 Pearson Addison-Wesley. All rights reserved. 1-62 Figure 5.6 Comparison of Prefix and Postfix Increments

63. 1-63 © 2012 Pearson Addison-Wesley. All rights reserved. 1-63 Figure 5.7 Function to Compute Factorial

64. 1-64 © 2012 Pearson Addison-Wesley. All rights reserved. 1-64 Figure 5.13 Nested Counting Loop Program

65. 1-65 © 2012 Pearson Addison-Wesley. All rights reserved. 1-65 Figure 5.14 Validating Input Using do-while Statement

66. 1-66 © 2012 Pearson Addison-Wesley. All rights reserved. Assignment 1 Write a program that computes and displays the sum of a collection of Celsius temperatures entered at the terminal until a sentinel value of -275 is entered. 1-66

67. 1-67 © 2012 Pearson Addison-Wesley. All rights reserved. Self Study Other variations of writing for loops: –Can we write “for (;;) {}” How to use break and continue statements in loops? Can functions returning void use the return statement? if yes, how? 1-67