Fibonacci Series in C

[Future]

A simple implementation of the Fibonacci number series. The Fibonacci series is formed by adding the latest two numbers to get the next one, starting from 0 and 1: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, ...

1. #include<stdio.h> /* C Standard Input and Output Library*/
   
2. 
   
3. /*Variable declarations*/
   
4. int
   
   number_of_terms;
   
5. int
   
   pre_term =
   
   0
   
   ;
   
6. int
   
   post_term =
   
   1
   
   ;
   
7. int
   
   next_transition;
   
8. int
   
   loop_counter;
   
9. 
   
10. 
    
11. int
    
    main(
    
    void
    
    )
    
    /* The main method*/
    
12. {
    
13. /* Brief detail on the screen about the program*/
    
14. printf
    
    (
    
    " /*************************************************************************\n
    
    * Mureithi David Wachira *\n
    
    * P15/2204/2011 *\n
    
    * *\n
    
    * University of Nairobi *\n
    
    * School of Computing & Informatics *\n
    
    * *\n
    
    * Course: DATA STRUCTURES AND ALGORITHMS (CSC 211) *\n
    
    * Date: Thursday 19th September 2013 *\n
    
    * *\n
    
    * A program to print the fibonacci number *\n
    
    * series *\n
    
    * *\n
    
    *************************************************************************/\n
    
    "
    
    )
    
    ;
    
15. 
    
16. printf
    
    (
    
    "\n
    
    Please enter the number of terms\n
    
    "
    
    )
    
    ;
    
    /* Prompt to instruct user to enter an integer*/
    
17. scanf
    
    (
    
    "%d"
    
    ,&
    
    number_of_terms)
    
    ;
    
    /* Capture of the integer by the system using function scanf()*/
    
18. 
    
19. printf
    
    (
    
    "\n
    
    \n
    
    "
    
    )
    
    ;
    
    /* Skipping two lines*/
    
20. 
    
21. for
    
    (
    
    loop_counter =
    
    0
    
    ;
    
    loop_counter <
    
    number_of_terms ;
    
    loop_counter++
    
    )
    
22. {
    
23. if
    
    (
    
    loop_counter <=
    
    1
    
    )
    
24. next_transition =
    
    loop_counter;
    
25. 
    
26. else
    
27. {
    
28. next_transition =
    
    pre_term +
    
    post_term;
    
29. pre_term =
    
    post_term;
    
30. post_term =
    
    next_transition;
    
31. }
    
32. printf
    
    (
    
    "%d\t
    
    "
    
    ,
    
    next_transition)
    
    ;
    
33. }
    
34. printf
    
    (
    
    "\n
    
    \n
    
    "
    
    )
    
    ;
    
    /* Skipping two lines*/
    
35. 
    
36. return
    
    0
    
    ;
    
    /* An indication that the program runs successfully*/
    
37. }
    
    /* The end of the main method*/
    

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