#include<stdio.h>
int main(void){
int n,i,a[1001],b[1001],c[1001];
while(scanf("%d",&n)&&n){
a[0]=1;
b[0]=0;
c[0]=0;
for(i=1;i<=n;i++)
{
a[i]=(b[i-1]+c[i-1]) % 10000;
b[i]=(a[i-1]+c[i-1]) % 10000;
c[i]=(a[i-1]+b[i-1]) % 10000;
}
printf("%d\n",a[n]);
}
return 0;
}
HDU-2154
最新推荐文章于 2019-01-22 16:53:04 发布