View Code of Problem 23

#include<stdio.h>
int main()
{
	int f[100]={0};
	int i,m;
	f[1] = 1;
	f[2] = 2;
	for(i=3;i<=100;i++)
	{
		f[i] = f[i-1] + f[i-2];
	}
	while( scanf("%d",&m)!=EOF)
	{
		if(m==0)
		  break;
		printf("%lld\n",f[m]);
	}
	return 0;
}