View Code of Problem 23

#include <stdio.h>
int main()
{
	int i,j,m;
  long int a[100]={0,1};
    	while (scanf("%d",&m)!=EOF)
        {
        	for(i=2;i<=m+1;++i)
                  a[i]=a[i-1]+a[i-2];
          	printf("%ld\n",a[m+1]);
        
        
        }




}