Program to generate Fibonacci Series

//Program to generate Fibonacci Series


#include <stdio.h>


void main()
{
   int OldNum, NewNum, FibNum, MaxNum;


   printf("Generate Fibonacci Numbers till what number? ");
   scanf("%d", &MaxNum);


   OldNum=0;
   NewNum=1;
   FibNum = OldNum + NewNum;


   printf("%d, %d, %d, ", OldNum, NewNum, FibNum);


   for( ; ;)
   {
      OldNum = NewNum;
      NewNum = FibNum;
      FibNum = OldNum + NewNum;
      if(FibNum > MaxNum)
      {
         printf(" ");
         exit(1);
      }
      printf("%d, ", FibNum);
   }
}