p0.cpp

好东西,绝对是好东西,我向大家推荐

#include <iostream.h>
int main()
{
	int a[80],n,i;
	a[0]=1;a[1]=1;
	for(i=2;i<80;i++)
	{
		a[i]=a[i-1]+a[i-2];
	}
	while(cin>>n)
	{
		cout<<a[n-1]<<endl;
	}
}