HDU-AcmKeHaoWanLe训练实录

菜鸡队训练实录。


现场赛记录:[名称:奖项/排名]

2017:

  • ICPC Shenyang:Gold/3
  • CCPC Hangzhou:Gold/3
  • ICPC Beijing:Gold/13
  • CCPC Final:Silver/22
  • ICPC Asia East Continent League Final:Gold/11

2018:

  • WF:31th Place

 All ended.


To do List:

  • 一有空就训练
  • POI2018 Stage I【Done】

 


战术研究:

  • 读新题的优先级高于一切
  • 读完题之后必须看一遍clarification
  • 交题之前必须看一遍clarification
  • 可能有SPJ的题目提交前也应该尽量做到与样例输出完全一致
  • WA时需要检查INF是否设小
  • 构造题不可开场做
  • 每道题需至少有两个人确认题意
  • 上机之前做法需得到队友确认
  • 带有猜想性质的算法应放后面写
  • 当发现题目不会做但是过了一片时应冲一发暴力
  • 将待写的题按所需时间放入小根堆中,每次选堆顶的题目写
  • 交完题目后立马打印随后让出机器
  • 写题超过半小时应考虑是否弃题
  • 细节、公式等在上机前应在草稿纸上准备好,防止上机后越写越乱
  • 提交题目之前应检查$solve(n,m)$是否等于$solve(m,n)$
  • 检查是否所有东西都已经清空
  • 对于中后期题应该考虑一人写题,另一人在一旁辅助,及时发现手误
  • 最后半小时不能慌张
  • 对于取模的题,在输出之前一定要再取模一次进行保险
  • 对于舍入输出,若$abs$不超过$eps$,需要强行设置为$0$来防止$-0.0000$的出现。

打表找规律方法:

  • 直接找规律
  • 差分后找规律
  • 找积性
  • 点阵打表
  • 相除
  • 找循环节
  • 凑量纲
  • 猜想满足$P(n)f(n)=Q(n)f(n-2)+R(n)f(n-1)+C$,其中$P,Q,R$都是关于$n$的二次多项式

 


训练实录:[时间 名称:通过题数/总题数,Rank:排名]

  • 2017.07.22 第八届福建省大学生程序设计竞赛-重现赛:12/12,Rank:1
  • 2017.07.25 2017 Multi-University Training Contest - Team 1:5/12,Rank:55
  • 2017.07.27 2017 Multi-University Training Contest - Team 2:6/11,Rank:24
  • 2017.08.01 2017 Multi-University Training Contest - Team 3:9/11,Rank:13
  • 2017.08.08 2017 Multi-University Training Contest - Team 5:7/11,Rank:7
  • 2017.08.10 2017 Multi-University Training Contest - Team 6:6/12,Rank:29
  • 2017.08.15 2017 Multi-University Training Contest - Team 7:8/13,Rank:13
  • 2017.08.17 2017 Multi-University Training Contest - Team 8:8/11,Rank:12
  • 2017.08.19 2017 中国大学生程序设计竞赛 - 网络选拔赛:8/11,Rank:7
  • 2017.08.22 2017 Multi-University Training Contest - Team 9:6/10,Rank:37
  • 2017.08.24 2017 Multi-University Training Contest - Team 10:6/11,Rank:9
  • 2017.09.09 2017 ACM-ICPC 亚洲区(乌鲁木齐赛区)网络赛:10/10,Rank:24
  • 2017.09.10 2017 ACM/ICPC Asia Regional Shenyang Online:11/12,Rank:4
  • 2017.09.11 XVII Open Cup named after E.V. Pankratiev. GP of Two Capitals:7/11,Rank:46
  • 2017.09.12 XVII Open Cup named after E.V. Pankratiev. GP of Moscow Workshops:7/11,Rank:35
  • 2017.09.13 Urozero Autumn 2016. BAPC 2016:11/12,Rank:6
  • 2017.09.14 XVII Open Cup named after E.V. Pankratiev. XXI Ural Championship:9/13,Rank:45
  • 2017.09.16 2017 ACM-ICPC 亚洲区(西安赛区)网络赛:7/10,Rank:14
  • 2017.09.17 2017 ACMICPC Asia Regional Qingdao Online:6/11,Rank:81
  • 2017.09.23 ACM-ICPC国际大学生程序设计竞赛北京赛区(2017)网络赛:10/10,Rank:5
  • 2017.09.24 2017 ACM-ICPC 亚洲区(南宁赛区)网络赛:12/13:Rank:51
  • 2017.09.27 Hello Barcelona, autumn 2017. Warm-Up Contest:10/12,Rank:6
  • 2017.09.28 Hello Barcelona, autumn 2017. Common Contest 2:10/12,Rank:5
  • 2017.09.29 Hello Barcelona, autumn 2017. Common Contest 3:7/12,Rank:9
  • 2017.10.01 Hello Barcelona, autumn 2017. Grand Prix of Eurasia:6/12,Rank:13
  • 2017.10.02 Hello Barcelona, autumn 2017. Day 5 A+ Contest, Division A:4/12,Rank:7
  • 2017.10.03 Hello Barcelona, autumn 2017. Graph Contest, Division A:8/10,Rank:2
  • 2017.10.04 Hello Barcelona, autumn 2017. Combinatorics Contest, Division A:7/11,Rank:3
  • 2017.10.14 XVII Open Cup named after E.V. Pankratiev. GP of Tatarstan:6/12,Rank:86
  • 2017.10.15 XIII Open Grodno SU Championship:11/13,Rank:10
  • 2017.10.18 Lesnoe Ozero 2017. BSUIR Open 2017:9/10,Rank:5
  • 2017.10.26 Petrozavodsk Summer-2017. Moscow IPT Contest:4/11,Rank:25
  • 2017.10.27 Petrozavodsk Summer-2017. Warsaw U Contest:7/11,Rank:8
  • 2017.10.28 2017-2018 ACM-ICPC, NEERC, Southern Subregional Contest:10/13,Rank:49
  • 2017.10.29 XVIII Open Cup named after E.V. Pankratiev. Grand Prix of SPb:9/12,Rank:26
  • 2017.11.01 2017 United Kingdom and Ireland Programming Contest (UKIEPC 2017):12/12,Rank:3
  • 2017.11.12 2017 CCPC Qinhuangdao Site:9/13,Rank:3
  • 2017.11.15 2017-2018 ACM-ICPC Pacific Northwest Regional Contest (Div. 1):12/13,Rank:1
  • 2017.11.16 2017 ACM Jordanian Collegiate Programming Contest:11/13,Rank:1
  • 2017.11.25 2017-2018 ACM-ICPC, NEERC, Northern Subregional Contest:10/12,Rank:7
  • 2017.11.26 2017-2018 ACM-ICPC, NEERC, Moscow Subregional Contest:6/10,Rank:34
  • 2017.11.29 2017-2018 ACM-ICPC Nordic Collegiate Programming Contest (NCPC 2017):10/11,Rank:1
  • 2017.11.30 2017-2018 Northwestern European Regional Contest (NWERC 2017):7/11,Rank:2
  • 2017.12.09 NEERC-2017:8/12,Rank:4
  • 2017.12.10 2017-2018 ACM-ICPC Southwestern European Regional Programming Contest (SWERC 2017):8/11,Rank:3
  • 2017.12.11 XV Open Cup named after E.V. Pankratiev. GP of America:7/10,Rank:22
  • 2017.12.12 2013-2014 ACM-ICPC Brazil Subregional Programming Contest:10/10,Rank:1
  • 2017.12.12 2017 JUST Programming Contest 2.0:11/11,Rank:2
  • 2017.12.13 XV Open Cup named after E.V. Pankratiev. GP of Three Capitals:6/11,Rank:44
  • 2017.12.14 2017-2018 ACM-ICPC, Central Europe Regional Contest (CERC 17):6/12,Rank:6
  • 2017.12.15 2017, X Samara Regional Intercollegiate Programming Contest:13/13,Rank:2
  • 2017.12.15 2015 HIAST Collegiate Programming Contest:10/10,Rank:2
  • 2018.01.06 ZOJ Monthly, January 2018:8/10,Rank:1(Solo)
  • 2018.03.06 Petrozavodsk Winter-2018. Jagiellonian U Contest:11/12,Rank:12
  • 2018.03.07 Petrozavodsk Winter-2018. Carnegie Mellon U Contest:10/11,Rank:6
  • 2018.03.09 Asia-Tsukuba 2017:6/11,Rank:20
  • 2018.03.10 ZOJ Monthly, March 2018:10/10,Rank:4
  • 2018.03.11 XVIII Open Cup named after E.V. Pankratiev. Ukrainian Grand Prix:9/12,Rank:18
  • 2018.03.22 XVIII Open Cup named after E.V. Pankratiev. Grand Prix of Siberia:10/12,Rank:10
  • 2018.03.23 XVIII Open Cup named after E.V. Pankratiev. Grand Prix of Peterhof:8/10,Rank:8
  • 2018.03.28 XVIII Open Cup named after E.V. Pankratiev. GP of Urals:5/11,Rank:25
  • 2018.03.29 XVIII Open Cup named after E.V. Pankratiev. GP of Romania:5/12,Rank:27
  • 2018.03.30 2018, XI Samara Regional Intercollegiate Programming Contest:13/13,Rank:2
  • 2018.04.01 XVIII Open Cup named after E.V. Pankratiev. Grand Prix of Khamovniki:7/11,Rank:45
  • 2018.04.03 XVIII Open Cup named after E.V. Pankratiev. Grand Prix of Korea:6/12,Rank:28
  • 2018.04.04 XVIII Open Cup named after E.V. Pankratiev. Grand Prix of Saratov:10/12,Rank:10
  • 2018.04.05 XVIII Open Cup named after E.V. Pankratiev. Eastern Grand Prix:11/12,Rank:7
  • 2018.04.06 North American Invitational Programming Contest 2018:10/11,Rank:3
  • 2018.04.08 2016 ACM Amman Collegiate Programming Contest:12/12,Rank:1
  • 2018.04.10 Lesnoe Ozero 2016. BSUIR Open 2016 Finals:9/10,Rank:3
  • 2018.04.11 BSUIR Open Finals:10/11,Rank:8
  • 2018.04.12 Grodno 2015 (Urozero May 2015 Day 5):8/11,Rank:20
  • 2018.04.13 XIV Open Cup named after E.V. Pankratiev. GP of America:9/10,Rank:11
  • 2018.04.14 XIV Open Cup named after E.V. Pankratiev. GP of Europe:(Solo), (Practice)
  • 2018.04.15 XII Open Cup named after E.V. Pankratiev. GP of Eastern Europe (AMPPZ-2012):(Solo), (Practice)
  • 2018.04.16 X Open Cup named after E.V. Pankratiev. European Grand Prix:(Solo), (Practice)
  • 2018.04.17 AMPPZ-2015 (MIPT Workshop Open 1):(Solo), (Practice)
  • 2018.04.18 2018 JUST Programming Contest 1.0:11/11,Rank:1

 

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