2018年4月10日
bzoj1211 [HNOI2004]树的计数
摘要： prufer序列及其推论。参考 "there" cpp include include include include using namespace std; typedef long long ll; int n, d[155], cnt[155]; ll ans=1; vector vec[3 阅读全文
posted @ 2018-04-10 16:50 poorpool 阅读(96) 评论(0) 推荐(0)
luogu4173 残缺的字符串
摘要： "there" cpp include include include include include include using namespace std; int n, m, aa[300005], bb[300005], lim=1, tmpcnt, rev[1100005]; const 阅读全文
posted @ 2018-04-10 11:57 poorpool 阅读(98) 评论(0) 推荐(0)
hdu4609 3-idiots
摘要： "这里" cpp include include include include include using namespace std; typedef long long ll; int T, n, lim, c[100005], rev[270005], tmpcnt, a[100005]; 阅读全文
posted @ 2018-04-10 09:53 poorpool 阅读(72) 评论(0) 推荐(0)