#include<iostream>
using namespace std;
int main()
{
	long num[10000000],i,two,three,t1,t2,n;
	two=three=0;
	num[0]=1;
	for(i=1;i<10000000;i++)
	{
		t1=2*num[two]+1;
		t2=3*num[three]+1;
		if(t1<t2)
		{
			num[i]=t1;
			two++;
		}
		else if(t1>t2)
		{
			num[i]=t2;
			three++;
		}
		else
		{
			num[i]=t1;
			three++;
			two++;
		}
	}
	while(cin>>n)
		cout<<num[n-1]<<endl;
	return 0;
}

• Re:帮忙改一下 (425) flyingfish 2005-08-29 17:02:45
  • 那么大的数组当然要全局的 (491) flyingfish 2005-08-29 17:03:22
  • 局部变量为什么不行啊? (0) yiyiyi4321 2005-09-17 19:55:26
    • Re:局部变量为什么不行啊? (9) zhf 2006-01-17 15:21:37