原创 BZOJ3306樹
3306: 樹 Time Limit: 10 Sec Memory Limit: 256 MB Submit: 654 Solved: 208 Description 給定一棵大小爲 n 的有根點權樹,支持以下操作:
2020-02-26 05:22:38
原创 BZOJ2995同餘方程
2995: 同餘方程 Time Limit: 10 Sec Memory Limit: 128 MB Submit: 183 Solved: 66 Description 經典 已知數a,p,b，求滿足a^x
2020-02-26 05:22:38
原创 BZOJ3685普通van Emde Boas樹
3685: 普通van Emde Boas樹 Time Limit: 9 Sec Memory Limit: 128 MB Submit: 962 Solved: 319 Description 設計數據結構支持:
2020-02-26 05:22:38
原创 BZOJ1641Cow Hurdles 奶牛跨欄
1641: [Usaco2007 Nov]Cow Hurdles 奶牛跨欄 Time Limit: 5 Sec Memory Limit: 64 MB Submit: 511 Solved: 336 Descriptio
2020-02-26 05:22:38
原创 BZOJ3239Discrete Logging
3239: Discrete Logging Time Limit: 1 Sec Memory Limit: 128 MB Submit: 372 Solved: 238 Description Given a pri
2020-02-26 05:22:38
原创 BZOJ2480Spoj3105 Mod
2480: Spoj3105 Mod Time Limit: 10 Sec Memory Limit: 128 MB Submit: 390 Solved: 174 Description 已知數a,p,b，求滿足a^
2020-02-26 05:22:38
原创 BZOJ1529ska Piggy banks
1529: [POI2005]ska Piggy banks Time Limit: 5 Sec Memory Limit: 64 MB Submit: 1065 Solved: 496 Description Byt
2020-02-26 05:22:38
原创 BZOJ1230開關燈
1230: [Usaco2008 Nov]lites 開關燈 Time Limit: 10 Sec Memory Limit: 162 MB Submit: 1331 Solved: 685 Description Farme
2018-08-25 00:04:10
原创 BZOJ3172單詞
3172: [Tjoi2013]單詞 Time Limit: 10 Sec Memory Limit: 512 MB Submit: 2536 Solved: 1185 Description 某人讀論文，一篇論文是由許多單詞
2018-08-25 00:03:43
原创 數學公式書寫處
∑ni=1lcm(i,n) =n∑ni=1igcd(i,n) =n∑d|n∑i≤ni[gcd(i,n)=d]d =n∑d|n∑j≤ndje(gcd(j,nd)) =n∑d|ng(nd)
2018-08-25 00:03:41
原创 BZOJ3098Hash Killer II
3098: Hash Killer II Time Limit: 5 Sec Memory Limit: 128 MBSec Special Judge Submit: 902 Solved: 478 Description
2018-08-25 00:03:41
原创 BZOJ1029建築搶修
1029: [JSOI2007]建築搶修 Time Limit: 4 Sec Memory Limit: 162 MB Submit: 3333 Solved: 1501 Description 小剛在玩JSOI提供的一個稱之
2018-08-25 00:03:41
原创 BZOJ2120數顏色
2120: 數顏色 Time Limit: 6 Sec Memory Limit: 259 MB Submit: 2672 Solved: 1054 Description 墨墨購買了一套N支彩色畫筆（其中有些顏色可能相同），
2018-08-25 00:03:41
原创 BZOJ1026windy數
1026: [SCOI2009]windy數 Time Limit: 1 Sec Memory Limit: 162 MB Submit: 5859 Solved: 2612 Description windy定義了一種w
2018-08-25 00:03:41