摘要: #include#includeconst int maxn=3000;int f[maxn];int main(void){ int i,j,n; scanf("%d",&n); memset(f,0,sizeof(f)); f[0]=1; for(i=2;i=0;j... 阅读全文
posted @ 2014-10-15 09:43 f-r-a-n-k 阅读(118) 评论(0) 推荐(0) 编辑