AYIT大二寒假训练题

Begin: 1610841600000

AYIT大二寒假训练题

End: 1613433600000

Elapsed:

Remaining:

#	Origin	Title
A	HDU 1251	统计难题
B	UVA 548	Tree
C	POJ 3468	A Simple Problem with Integers
D	POJ 2528	Mayor's posters
E	POJ 2155	Matrix
F	POJ 2352	Stars
G	HDU 1540	Tunnel Warfare
H	HDU 1572	下沙小面的(2)
I	POJ 3695	Rectangles
J	POJ 2299	Ultra-QuickSort
K	HDU 1166	敌兵布阵
L	HDU 1754	I Hate It
M	HDU 3727	Jewel
N	HDU 6703	array
O	HDU 3966	Aragorn's Story
P	POJ 2763	Housewife Wind
Q	CodeForces 593D	Happy Tree Party
R	POJ 3250	Bad Hair Day
S	POJ 3494	Largest Submatrix of All 1’s
T	POJ 2823	Sliding Window
U	POJ 3348	Cows
V	POJ 2187	Beauty Contest
W	HDU 1392	Surround the Trees
X	POJ 1182	食物链
Y	UVA 11987	Almost Union-Find
Z	HDU 3047	Zjnu Stadium

Status

My Status

Translate

PDF

Select a statement for participants:

Run ID	Username	Prob	Result	Time (ms)	Mem (MB)	Length	Lang	Submit Time

{"id":417411,"title":"AYIT大二寒假训练题","type":0,"openness":0,"authStatus":1,"begin":1610841600000,"end":1613433600000,"createTime":1610592767000,"started":true,"ended":true,"managerId":260630,"managerName":"yaojingyang","fav":false,"description":{"format":"MD","content":"# 涉及知识点\n\u003e 二叉树、线段树、扫描线、树状数组、主席树、树链剖分、单调栈、单调队列、凸包、并查集"},"announcement":"","problems":[{"pid":16379,"title":"统计难题","oj":"HDU","probNum":"1251","num":"A","publicDescId":3150964048920354,"publicDescVersion":1715485169000,"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"131070 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Author","content":"\u003cdiv class\u003d\"panel_content\"\u003eIgnatius.L\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":19105,"title":"Tree","oj":"UVA","probNum":"548","num":"B","publicDescId":3106584971464993,"publicDescVersion":1715870120000,"properties":[{"title":"Time limit","content":"3000 ms","spoiler":false},{"title":"OS","content":"Linux","spoiler":false}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,false,false]},{"pid":14607,"title":"A Simple Problem with Integers","oj":"POJ","probNum":"3468","num":"C","publicDescId":3165613021115208,"publicDescVersion":1715927933000,"properties":[{"title":"Time limit","content":"5000 ms","spoiler":false},{"title":"Case time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"131072 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dPOJ+Monthly--2007.11.25\"\u003ePOJ Monthly--2007.11.25\u003c/a\u003e, Yang Yi\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":14608,"title":"Mayor\u0027s posters","oj":"POJ","probNum":"2528","num":"D","publicDescId":3165607572384151,"publicDescVersion":1715537626000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dAlberta+Collegiate+Programming+Contest+2003.10.18\"\u003eAlberta Collegiate Programming Contest 2003.10.18\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":10491,"title":"Matrix","oj":"POJ","probNum":"2155","num":"E","publicDescId":3159682801300561,"publicDescVersion":1715735019000,"properties":[{"title":"Time limit","content":"3000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dPOJ+Monthly\"\u003ePOJ Monthly\u003c/a\u003e,Lou Tiancheng\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":14610,"title":"Stars","oj":"POJ","probNum":"2352","num":"F","publicDescId":3165605198560369,"publicDescVersion":1715663041000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dUral+Collegiate+Programming+Contest+1999\"\u003eUral Collegiate Programming Contest 1999\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":14794,"title":"Tunnel Warfare","oj":"HDU","probNum":"1540","num":"G","publicDescId":3166322629648137,"publicDescVersion":1715481423000,"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003dPOJ+Monthly\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e POJ Monthly \u003c/a\u003e \u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":40719,"title":"下沙小面的(2)","oj":"HDU","probNum":"1572","num":"H","publicDescId":3224060012465999,"publicDescVersion":1715917008000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003dHDU+2007-1+Programming+Contest\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e HDU 2007-1 Programming Contest \u003c/a\u003e \u003c/div\u003e","spoiler":true},{"title":"Author","content":"\u003cdiv class\u003d\"panel_content\"\u003elinle\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":17311,"title":"Rectangles","oj":"POJ","probNum":"3695","num":"I","publicDescId":3151279530204388,"publicDescVersion":1715935727000,"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003d2008+Asia+Hefei+Regional+Contest+Online+by+USTC\"\u003e2008 Asia Hefei Regional Contest Online by USTC\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":15025,"title":"Ultra-QuickSort","oj":"POJ","probNum":"2299","num":"J","publicDescId":3166053879901773,"publicDescVersion":1715628211000,"properties":[{"title":"Time limit","content":"7000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dWaterloo+local+2005.02.05\"\u003eWaterloo local 2005.02.05\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":16216,"title":"敌兵布阵","oj":"HDU","probNum":"1166","num":"K","publicDescId":3150570514286242,"publicDescVersion":1715852186000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Author","content":"\u003cdiv class\u003d\"panel_content\"\u003eWindbreaker\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":14797,"title":"I Hate It","oj":"HDU","probNum":"1754","num":"L","publicDescId":3166345824293859,"publicDescVersion":1715482829000,"properties":[{"title":"Time limit","content":"3000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003d2007%CA%A1%C8%FC%BC%AF%D1%B5%B6%D3%C1%B7%CF%B0%C8%FC%A3%A86%A3%A9_linle%D7%A8%B3%A1\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e 2007省赛集训队练习赛（6）_linle专场 \u003c/a\u003e \u003c/div\u003e","spoiler":true},{"title":"Author","content":"\u003cdiv class\u003d\"panel_content\"\u003elinle\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":19021,"title":"Jewel","oj":"HDU","probNum":"3727","num":"M","publicDescId":3156371217164622,"publicDescVersion":1715283809000,"properties":[{"title":"Time limit","content":"5000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003d2010+Asia+Tianjin+Regional+Contest\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e 2010 Asia Tianjin Regional Contest \u003c/a\u003e \u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":2697298,"title":"array","oj":"HDU","probNum":"6703","num":"N","publicDescId":2949706242106722,"publicDescVersion":1715820841000,"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"262144 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003d2019%D6%D0%B9%FA%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC%A3%A8CCPC%A3%A9+-+%CD%F8%C2%E7%D1%A1%B0%CE%C8%FC\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e 2019中国大学生程序设计竞赛（CCPC） - 网络选拔赛 \u003c/a\u003e \u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":22734,"title":"Aragorn\u0027s Story","oj":"HDU","probNum":"3966","num":"O","publicDescId":3096637009684688,"publicDescVersion":1715728982000,"properties":[{"title":"Time limit","content":"3000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003d2011+Multi-University+Training+Contest+13+-+Host+by+HIT+\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e 2011 Multi-University Training Contest 13 - Host by HIT  \u003c/a\u003e \u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":18624,"title":"Housewife Wind","oj":"POJ","probNum":"2763","num":"P","publicDescId":3157363931102670,"publicDescVersion":1715741657000,"properties":[{"title":"Time limit","content":"4000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dPOJ+Monthly--2006.02.26\"\u003ePOJ Monthly--2006.02.26\u003c/a\u003e,zgl \u0026amp; twb\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":273550,"title":"Happy Tree Party","oj":"CodeForces","probNum":"593D","num":"Q","publicDescId":3250445238385829,"publicDescVersion":1715518072000,"properties":[{"title":"Time limit","content":"3000 ms","spoiler":false},{"title":"Mem limit","content":"262144 kB","spoiler":false},{"title":"Source","content":"\u003ca style\u003d\"color: black\" href\u003d\"https://codeforces.com/contest/593\"\u003eCodeforces Round 329 (Div. 2)\u003c/a\u003e","spoiler":true},{"title":"Tags","content":"\r\n    data structures\r\n\n\r\n    dfs and similar\r\n\n\r\n    graphs\r\n\n\r\n    math\r\n\n\r\n    trees\r\n\n\r\n    *2400\r\n","spoiler":true},{"title":"Editorial","content":"\u003ca href\u003d\"https://codeforces.com/blog/entry/21371\" title\u003d\"Codeforces Round #329 (Div. 2)\" target\u003d\"_blank\"\u003eAnnouncement\u003c/a\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","languages":{"88":"Kotlin 1.9.21","89":"GNU G++20 13.2 (64 bit, winlibs)","67":"Ruby 3.2.2","28":"D DMD32 v2.105.0","70":"PyPy 3.10 (7.3.15, 64bit)","50":"GNU G++14 6.4.0","51":"PascalABC.NET 3.8.3","31":"Python 3.8.10","75":"Rust 1.75.0 (2021)","54":"GNU G++17 7.3.0","32":"Go 1.22.2","55":"Node.js 15.8.0 (64bit)","12":"Haskell GHC 8.10.1","34":"JavaScript V8 4.8.0","79":"C# 10, .NET SDK 6.0","13":"Perl 5.20.1","36":"Java 8 32bit","19":"OCaml 4.02.1","3":"Delphi 7","4":"Free Pascal 3.2.2","6":"PHP 8.1.7","7":"Python 2.7.18","9":"C# Mono 6.8","83":"Kotlin 1.7.20","40":"PyPy 2.7.13 (7.3.0)","41":"PyPy 3.6.9 (7.3.0)","20":"Scala 2.12.8","43":"GNU GCC C11 5.1.0","65":"C# 8, .NET Core 3.1","87":"Java 21 64bit"},"submitMethods":[true,true,true]},{"pid":16693,"title":"Bad Hair Day","oj":"POJ","probNum":"3250","num":"R","publicDescId":3149837582973490,"publicDescVersion":1715762756000,"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dUSACO+2006+November+Silver\"\u003eUSACO 2006 November Silver\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":16256,"title":"Largest Submatrix of All 1’s","oj":"POJ","probNum":"3494","num":"S","publicDescId":3150110765720180,"publicDescVersion":1715509879000,"properties":[{"title":"Time limit","content":"5000 ms","spoiler":false},{"title":"Case time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"131072 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dPOJ+Founder+Monthly+Contest+%E2%80%93+2008.01.31\"\u003ePOJ Founder Monthly Contest – 2008.01.31\u003c/a\u003e, xfxyjwf\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":16694,"title":"Sliding Window","oj":"POJ","probNum":"2823","num":"T","publicDescId":3149832335839297,"publicDescVersion":1715506445000,"properties":[{"title":"Time limit","content":"12000 ms","spoiler":false},{"title":"Case time limit","content":"5000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dPOJ+Monthly--2006.04.28\"\u003ePOJ Monthly--2006.04.28\u003c/a\u003e, Ikki\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":10278,"title":"Cows","oj":"POJ","probNum":"3348","num":"U","publicDescId":3159926652751485,"publicDescVersion":1715794920000,"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dCCC+2007\"\u003eCCC 2007\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":15777,"title":"Beauty Contest","oj":"POJ","probNum":"2187","num":"V","publicDescId":3165352274694778,"publicDescVersion":1716003191000,"properties":[{"title":"Time limit","content":"3000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dUSACO+2003+Fall\"\u003eUSACO 2003 Fall\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":18630,"title":"Surround the Trees","oj":"HDU","probNum":"1392","num":"W","publicDescId":3157382780803996,"publicDescVersion":1715574516000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003dAsia+1997%2C+Shanghai+%28Mainland+China%29\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e Asia 1997, Shanghai (Mainland China) \u003c/a\u003e \u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":14789,"title":"食物链","oj":"POJ","probNum":"1182","num":"X","publicDescId":3166324600228015,"publicDescVersion":1715752688000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"10000 kB","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\u003ca href\u003d\"http://poj.org/searchproblem?field\u003dsource\u0026amp;key\u003dNoi+01\"\u003eNoi 01\u003c/a\u003e\u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]},{"pid":18692,"title":"Almost Union-Find","oj":"UVA","probNum":"11987","num":"Y","publicDescId":3155937716755819,"publicDescVersion":1715984564000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"OS","content":"Linux","spoiler":false}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,false,false]},{"pid":28012,"title":"Zjnu Stadium","oj":"HDU","probNum":"3047","num":"Z","publicDescId":3130105966571870,"publicDescVersion":1715473744000,"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"32768 kB","spoiler":false},{"title":"OS","content":"Windows","spoiler":false},{"title":"Source","content":"\u003cdiv class\u003d\"panel_content\"\u003e \u003ca href\u003d\"https://acm.hdu.edu.cn/search.php?field\u003dproblem\u0026amp;key\u003d2009+Multi-University+Training+Contest+14+-+Host+by+ZJNU\u0026amp;source\u003d1\u0026amp;searchmode\u003dsource\"\u003e 2009 Multi-University Training Contest 14 - Host by ZJNU \u003c/a\u003e \u003c/div\u003e","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,true]}],"problemsHash":"2ea681db61ecdbeb4593ddcc76dfd9ec","privatePeerContestIds":[],"enableTimeMachine":true,"sumTime":true,"penalty":1200,"partialScore":false,"customizedWeight":false,"showPeers":false,"clonedFromId":0}