Fibonacci Series in C

Submitted by davidwachira on Friday, September 20, 2013 - 03:08.

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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, ...

 #include<stdio.h> /* C Standard Input and Output Library*/
 
 /*Variable declarations*/
 int number_of_terms;
 int pre_term = 0;
 int post_term = 1;
 int next_transition;
 int loop_counter;
 
 
int main(void)/* The main method*/
{
    /* Brief detail on the screen about the program*/
    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");
 
   printf("\nPlease enter the number of terms\n");/* Prompt to instruct user to enter an integer*/
   scanf("%d",&number_of_terms);/* Capture of the integer by the system using function scanf()*/
 
   printf("\n\n");/* Skipping two lines*/
 
   for ( loop_counter = 0 ; loop_counter < number_of_terms ; loop_counter++ )
   {
      if ( loop_counter <= 1 )
         next_transition = loop_counter;
 
      else
      {
         next_transition = pre_term + post_term;
         pre_term = post_term;
         post_term = next_transition;
      }
      printf("%d\t",next_transition);
   }
      printf("\n\n");/* Skipping two lines*/
 
   return 0;   /* An indication that the program runs successfully*/
}              /* The end of the main method*/

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