View Code of Problem 23

#include <stdio.h>
int main()
{
	long long a[91];
	int i,m;
	a[1]=1;
	a[2]=2;
	for(i=3;i<=90;i++)
		a[i]=a[i-1]+a[i-2];
	scanf("%d",&m);
	while(m!=0)
	{
		printf("%lld\n",a[m]);
		scanf("%d",&m);
	}
	return 0;
}