fibonacci.c

/*Author: Nelmin Jay Magan Anoc
 *
 */

#include<stdio.h>

void printFibonnaciSequence(int);
int setNumberOfTerms();


int main(){
 
 /*we simply call a setter function to set number of terms
  *and pass the return value to print fibonacci sequence
  */

 printFibonnaciSequence(setNumberOfTerms());
 return 0;

}

int setNumberOfTerms(){

 int numberOfTerms = 0;
 printf("Enter the number of terms: ");
 scanf("%d",&numberOfTerms);
 return numberOfTerms;

}

void printFibonnaciSequence(int numberOfTerms){

  int term1 = 0 ;
  int term2 = 1 ;
  int nextTerm = 0;
  int incrementControl ;

 /*we know that first two terms of fibo sequence is 0 and 1 so we print
  *it directly
  */
  printf("Fibonacci Sequence: %d, %d, ",term1,term2);

  for(incrementControl=3; incrementControl <= numberOfTerms ; ++incrementControl){
  	nextTerm = term1 + term2 ;
	term1 = term2;
	term2 = nextTerm;
	printf("%d, ",nextTerm);
  }

  /*the computation is always the sum of two consecutive integers
   *next we swap these terms
   *and print the result
   */

}