Home
Problem
Status
Contest
Workbook
User
Group
Forum
Register
Login
Begin:
1324360800000
IX Open Cup. Stage 1: Grand Prix of Kharkiv
End:
1324378800000
Elapsed:
Remaining:
Overview
Problem
Rank
Discuss
Setting
Clone
Stat
#
Origin
Title
A
EOlymp 1895
Who goes to visit in the morning
B
EOlymp 1896
Prince or impostor?
C
EOlymp 1897
What? Where? When?
D
EOlymp 1898
Tiling
E
EOlymp 1899
Passage Corridor
F
EOlymp 1900
The Game
G
EOlymp 1902
Very Friendly Group
H
EOlymp 1903
Trees with an odd number of independent sets
I
EOlymp 1904
Maximal power of prime
J
EOlymp 1905
Minimal power of prime
A
B
C
D
E
F
G
H
I
J
Status
My Status
Translate
PDF
Rejudge
Select statements for participants:
×
{"id":406818,"title":"IX Open Cup. Stage 1: Grand Prix of Kharkiv","type":2,"openness":0,"authStatus":1,"begin":1324360800000,"end":1324378800000,"createTime":1604901288000,"started":true,"ended":true,"managerId":28978,"managerName":"zimpha","fav":false,"description":{"format":"MD","content":"the real problem g is missing"},"announcement":"","problems":[{"pid":2936907,"title":"Who goes to visit in the morning","oj":"EOlymp","probNum":"1895","num":"A","enabledDescKeys":[2946288902371318],"descBriefs":[{"key":2946288902371318,"updateDate":"2024-07-24","version":1721808052000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Graphs","spoiler":true},{"title":"Difficulty","content":"2","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":3849837,"title":"Prince or impostor?","oj":"EOlymp","probNum":"1896","num":"B","enabledDescKeys":[2956992343211787],"descBriefs":[{"key":2956992343211787,"updateDate":"2024-07-21","version":1721529092000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"6000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Strings; String suffix structures","spoiler":true},{"title":"Difficulty","content":"1","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":3849838,"title":"What? Where? When?","oj":"EOlymp","probNum":"1897","num":"C","enabledDescKeys":[2956997523228412],"descBriefs":[{"key":2956997523228412,"updateDate":"2024-07-18","version":1721279143000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Probabilities","spoiler":true},{"title":"Difficulty","content":"1","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":2449947,"title":"Tiling","oj":"EOlymp","probNum":"1898","num":"D","enabledDescKeys":[2935717636861160],"descBriefs":[{"key":2935717636861160,"updateDate":"2024-07-24","version":1721761238000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Prefix Sums","spoiler":true},{"title":"Difficulty","content":"1","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":3849839,"title":"Passage Corridor","oj":"EOlymp","probNum":"1899","num":"E","enabledDescKeys":[2956989701010405],"descBriefs":[{"key":2956989701010405,"updateDate":"2024-07-21","version":1721566630000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Implementation","spoiler":true},{"title":"Difficulty","content":"2","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":3849840,"title":"The Game","oj":"EOlymp","probNum":"1900","num":"F","enabledDescKeys":[2956968612210865],"descBriefs":[{"key":2956968612210865,"updateDate":"2024-07-24","version":1721773054000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"1000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Games; Math","spoiler":true},{"title":"Difficulty","content":"3","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":3849842,"title":"Very Friendly Group","oj":"EOlymp","probNum":"1902","num":"G","enabledDescKeys":[2956986559272278],"descBriefs":[{"key":2956986559272278,"updateDate":"2024-07-21","version":1721529051000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Combinatorics; Bitmasks; Dynamic programming","spoiler":true},{"title":"Difficulty","content":"2","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":3849843,"title":"Trees with an odd number of independent sets","oj":"EOlymp","probNum":"1903","num":"H","enabledDescKeys":[2956971120268759],"descBriefs":[{"key":2956971120268759,"updateDate":"2024-07-24","version":1721761220000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"2000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Dynamic programming","spoiler":true},{"title":"Difficulty","content":"3","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":3849844,"title":"Maximal power of prime","oj":"EOlymp","probNum":"1904","num":"I","enabledDescKeys":[2956965672071778],"descBriefs":[{"key":2956965672071778,"updateDate":"2024-07-23","version":1721750396000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"4000 ms","spoiler":false},{"title":"Mem limit","content":"65536 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Number theory","spoiler":true},{"title":"Difficulty","content":"3","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]},{"pid":2734907,"title":"Minimal power of prime","oj":"EOlymp","probNum":"1905","num":"J","enabledDescKeys":[2951284223736585],"descBriefs":[{"key":2951284223736585,"updateDate":"2024-07-25","version":1721904393000,"author":"0","remarks":"Initialization."}],"properties":[{"title":"Time limit","content":"6000 ms","spoiler":false},{"title":"Mem limit","content":"131072 kB","spoiler":false},{"title":"Source","content":"Winter School, Kharkov, 2011, Day 6","spoiler":true},{"title":"Author","content":"Anton Lunev","spoiler":true},{"title":"Tags","content":"Number theory","spoiler":true},{"title":"Difficulty","content":"3","spoiler":true}],"weight":1,"submitTips":"The contest is too ancient. New submissions will be considered out of the contest.","submitMethods":[true,true,false]}],"problemsHash":"8905d113d5f89447f1e813bd124c2eec","privatePeerContestIds":[],"enableTimeMachine":true,"sumTime":true,"penalty":1200,"partialScore":false,"customizedWeight":false,"showPeers":false,"clonedFromId":0}