Codeforces Beta Round 50

Solutions are presented as using the least memory and the fastest execution time. It also takes the top 10 most recent solutions from each language. If you want to limit to a specific index, click the "Solved" button and go to that problem.

ContestId
Name
Phase
Frozen
Duration (Seconds)
Relative Time
Start Time
54 Codeforces Beta Round 50 FINISHED False 7200 449963074 Jan. 11, 2011, 8:15 a.m.

Problems

Solved$
Index
Name
Type
Tags
Community Tag
Rating
( 2151 ) A Presents PROGRAMMING implementation 1300

B"The Hedgehog likes to give presents to his friend, but no less he likes to receive them. Having received another present today, the Hedgehog suddenly understood that he has no place to put it as there was no room left on the special shelf in the cupboard. He will have to choose another shelf, but which one should he choose, how large should it be? In order to get to know this, the Hedgehog asks you to write him a program that will count the estimated number of presents that he will receive during the following N days. Besides, he is guided by the principle: For the given N and K, as well as the list of holidays among the following N days count the minimal number of presents that could be given to the Hedgehog. The number of today's day is zero, and you should regard today's present as already given (i.e., you shouldn't count it in the answer). The first line contains integers N and K (1 xe2 x80 x89 xe2 x89 xa4 xe2 x80 x89N xe2 x80 x89 xe2 x89 xa4 xe2 x80 x89365, 1 xe2 x80 x89 xe2 x89 xa4 xe2 x80 x89K xe2 x80 x89 xe2 x89 xa4 xe2 x80 x89N). The second line contains a number C which represents the number of holidays (0 xe2 x80 x89 xe2 x89 xa4 xe2 x80 x89C xe2 x80 x89 xe2 x89 xa4 xe2 x80 x89N). Then in the same line follow C numbers ranging from 1 to N which are the numbers of holiday days. The numbers are given in the increasing order, without repeating numbers among them. Print a single number -- the minimal number of presents the Hedgehog will receive over the following N days."...

Tutorials

Codeforces Beta Round #50: Editorial for problem C

Submissions

Submission Id
Author(s)
Index
Submitted
Verdict
Language
Test Set
Tests Passed
Time taken (ms)
Memory Consumed (bytes)
Tags
Rating
885952 Toshik A Jan. 11, 2011, 8:26 a.m. OK Delphi TESTS 65 30 819200 1300
1243556 yermak0v A Feb. 29, 2012, 1:25 p.m. OK Delphi TESTS 65 30 819200 1300
361062 Belonogov A March 28, 2011, 4:03 p.m. OK Delphi TESTS 65 30 819200 1300
253830 BaJIuK A Jan. 17, 2011, 11:05 a.m. OK Delphi TESTS 65 30 819200 1300
247803 alik A Jan. 12, 2011, 3:18 p.m. OK Delphi TESTS 65 30 819200 1300
246659 grigory51 A Jan. 11, 2011, 12:46 p.m. OK Delphi TESTS 65 30 819200 1300
245298 PAG A Jan. 11, 2011, 8:55 a.m. OK Delphi TESTS 65 30 819200 1300
245206 ruban A Jan. 11, 2011, 8:49 a.m. OK Delphi TESTS 65 30 819200 1300
245171 ErzhanDS A Jan. 11, 2011, 8:47 a.m. OK Delphi TESTS 65 30 819200 1300
244757 PanZverski A Jan. 11, 2011, 8:28 a.m. OK Delphi TESTS 65 30 819200 1300
244523 pedja A Jan. 11, 2011, 8:20 a.m. OK FPC TESTS 65 30 921600 1300
1289221 ichigo_q A March 5, 2012, 6:31 a.m. OK FPC TESTS 65 30 1024000 1300
415169 Keerill A April 30, 2011, 10:39 a.m. OK FPC TESTS 65 30 1024000 1300
339012 sad_robot A March 17, 2011, 10:47 a.m. OK FPC TESTS 65 30 1024000 1300
337698 AndreiBiruk A March 15, 2011, 10:01 a.m. OK FPC TESTS 65 30 1024000 1300
337642 Nik_Storm_2010 A March 15, 2011, 8:56 a.m. OK FPC TESTS 65 30 1024000 1300
331563 vladislav A March 12, 2011, 11:21 a.m. OK FPC TESTS 65 30 1024000 1300
322875 BIT A March 6, 2011, 8:17 p.m. OK FPC TESTS 65 30 1024000 1300
285939 Fetiorin A Feb. 16, 2011, 12:55 p.m. OK FPC TESTS 65 30 1024000 1300
285935 Fetiorin A Feb. 16, 2011, 12:52 p.m. OK FPC TESTS 65 30 1024000 1300
21758792 medz_13 A Oct. 24, 2016, 8:09 p.m. OK GNU C TESTS 65 30 0 1300
8619294 vjudge1 A Nov. 9, 2014, 2:31 a.m. OK GNU C TESTS 65 30 0 1300
7516182 abhiruchi16 A Aug. 20, 2014, 1 p.m. OK GNU C TESTS 65 30 0 1300
6171581 akki_35 A March 29, 2014, 7:25 a.m. OK GNU C TESTS 65 30 0 1300
5340333 hariompatnayak A Dec. 3, 2013, 5:31 a.m. OK GNU C TESTS 65 30 0 1300
247339 scottai1 A Jan. 12, 2011, 3:29 a.m. OK GNU C TESTS 65 30 0 1300
656159 kawatea A Sept. 2, 2011, 3:27 p.m. OK GNU C TESTS 65 30 1331200 1300
276761 pavankrish1 A Feb. 7, 2011, 2:03 p.m. OK GNU C TESTS 65 30 1331200 1300
253616 Chepurnoy.A A Jan. 16, 2011, 11:40 p.m. OK GNU C TESTS 65 30 1331200 1300
248310 Rex A Jan. 13, 2011, 10:11 a.m. OK GNU C TESTS 65 30 1331200 1300
4145504 vjudge3 A July 24, 2013, 8:05 a.m. OK GNU C++ TESTS 65 15 0 1300
4145253 vjudge3 A July 24, 2013, 7:24 a.m. OK GNU C++ TESTS 65 15 0 1300
4144767 vjudge1 A July 24, 2013, 6:07 a.m. OK GNU C++ TESTS 65 15 0 1300
4102528 dima_gozha A July 19, 2013, 5:22 a.m. OK GNU C++ TESTS 65 15 0 1300
4059266 Joker_Poker A July 13, 2013, 10:59 a.m. OK GNU C++ TESTS 65 15 0 1300
4059213 schindler A July 13, 2013, 10:44 a.m. OK GNU C++ TESTS 65 15 0 1300
4059188 gravity_01 A July 13, 2013, 10:38 a.m. OK GNU C++ TESTS 65 15 0 1300
4059128 i_coder A July 13, 2013, 10:14 a.m. OK GNU C++ TESTS 65 15 0 1300
3932015 yEmre A June 21, 2013, 12:36 p.m. OK GNU C++ TESTS 65 15 0 1300
3831197 vjudge2 A June 7, 2013, 12:46 p.m. OK GNU C++ TESTS 65 15 0 1300
4130821 A_Le_K A July 21, 2013, 7:10 p.m. OK GNU C++0x TESTS 65 15 0 1300
3260421 Poseidon A March 6, 2013, 9:59 p.m. OK GNU C++0x TESTS 65 15 0 1300
3140452 Doxer A Feb. 17, 2013, 1:39 p.m. OK GNU C++0x TESTS 65 15 0 1300
3140441 Doxer A Feb. 17, 2013, 1:37 p.m. OK GNU C++0x TESTS 65 15 0 1300
7815891 Elibay A Sept. 17, 2014, 8:19 a.m. OK GNU C++0x TESTS 65 30 0 1300
9355757 Alimol A Jan. 3, 2015, 8:21 p.m. OK GNU C++0x TESTS 65 30 0 1300
4554587 sarasouju A Sept. 25, 2013, 11:31 a.m. OK GNU C++0x TESTS 65 30 0 1300
475477 Archon.JK A June 4, 2011, 4:33 a.m. OK GNU C++0x TESTS 65 30 1331200 1300
509177 ZiyaoWei A June 23, 2011, 6:56 p.m. OK GNU C++0x TESTS 65 30 1433600 1300
728409 wisterik A Sept. 28, 2011, 10:54 a.m. OK GNU C++0x TESTS 65 30 1433600 1300
14890008 merolish A Dec. 19, 2015, 6:24 p.m. OK GNU C11 TESTS 65 30 0 1300
12264865 YukiSora A July 29, 2015, 1:06 p.m. OK GNU C11 TESTS 65 60 0 1300
65669772 Razvan2000f A Nov. 24, 2019, 3:25 p.m. OK GNU C11 TESTS 65 62 0 1300
44350251 llbra8z A Oct. 15, 2018, 9:43 a.m. OK GNU C11 TESTS 65 62 0 1300
30194600 racsosabe A Sept. 8, 2017, 4:13 a.m. OK GNU C++11 TESTS 65 30 0 1300
27454690 mdmushfiq2 A May 30, 2017, 7:36 p.m. OK GNU C++11 TESTS 65 30 0 1300
27103302 Tonto_codificador A May 14, 2017, 8:42 a.m. OK GNU C++11 TESTS 65 30 0 1300
26999492 vjudge2 A May 10, 2017, 4:01 p.m. OK GNU C++11 TESTS 65 30 0 1300
26999481 mdmushfiq2 A May 10, 2017, 4 p.m. OK GNU C++11 TESTS 65 30 0 1300
30871953 vjudge4 A Sept. 30, 2017, 4:36 p.m. OK GNU C++11 TESTS 65 30 0 1300
30970798 kenan01 A Oct. 3, 2017, 2:57 p.m. OK GNU C++11 TESTS 65 30 0 1300
27776107 Hagrass11 A June 14, 2017, 3:48 p.m. OK GNU C++11 TESTS 65 30 0 1300
31212840 Hikari9 A Oct. 11, 2017, 9:56 a.m. OK GNU C++11 TESTS 65 30 0 1300
27776074 hagrooos A June 14, 2017, 3:45 p.m. OK GNU C++11 TESTS 65 30 0 1300
30977951 mostafa-elmohandes A Oct. 3, 2017, 8:13 p.m. OK GNU C++14 TESTS 65 30 0 1300
32156347 Webwei A Nov. 9, 2017, 11:32 a.m. OK GNU C++14 TESTS 65 30 0 1300
32044057 abhardwaj1998 A Nov. 4, 2017, 6:28 a.m. OK GNU C++14 TESTS 65 30 0 1300
30974834 jufusong A Oct. 3, 2017, 5:54 p.m. OK GNU C++14 TESTS 65 30 0 1300
30317111 aextactlya A Sept. 13, 2017, 10:03 p.m. OK GNU C++14 TESTS 65 30 0 1300
30099491 Momentum A Sept. 5, 2017, 12:43 p.m. OK GNU C++14 TESTS 65 30 0 1300
29774204 vjudge5 A Aug. 25, 2017, 8:50 a.m. OK GNU C++14 TESTS 65 30 0 1300
29771643 vjudge5 A Aug. 25, 2017, 7:11 a.m. OK GNU C++14 TESTS 65 30 0 1300
27843986 Spaghetti A June 17, 2017, 10:44 a.m. OK GNU C++14 TESTS 65 30 0 1300
27843768 Spaghetti A June 17, 2017, 10:27 a.m. OK GNU C++14 TESTS 65 30 0 1300
59094398 michalis001 A Aug. 19, 2019, 1:43 p.m. OK GNU C++17 TESTS 65 60 0 1300
56822318 landcold7 A July 11, 2019, 1:41 a.m. OK GNU C++17 TESTS 65 60 0 1300
64889711 hosamr A Nov. 14, 2019, 2:18 p.m. OK GNU C++17 TESTS 65 60 0 1300
49069146 macervero A Jan. 27, 2019, 7:27 p.m. OK GNU C++17 TESTS 65 60 307200 1300
44359252 somebody_else A Oct. 15, 2018, 1:51 p.m. OK GNU C++17 TESTS 65 60 307200 1300
47969650 Mtaylor A Jan. 5, 2019, 1:57 p.m. OK GNU C++17 TESTS 65 60 2150400 1300
62089233 theSiddhantSharma A Oct. 8, 2019, 4:38 a.m. OK GNU C++17 TESTS 65 62 0 1300
68224823 sim_sim A Jan. 5, 2020, 6:40 a.m. OK GNU C++17 TESTS 65 62 0 1300
69587663 ayush1899 A Jan. 26, 2020, 8:25 p.m. OK GNU C++17 TESTS 65 62 0 1300
59576382 IbraheemJanajreh A Aug. 27, 2019, 2:18 p.m. OK GNU C++17 TESTS 65 62 0 1300
14800173 CyberZHG A Dec. 14, 2015, 10:15 a.m. OK Haskell TESTS 65 30 102400 1300
14800161 vjudge4 A Dec. 14, 2015, 10:14 a.m. OK Haskell TESTS 65 30 102400 1300
246979 privnatia A Jan. 11, 2011, 4:29 p.m. OK Haskell TESTS 65 30 1536000 1300
248406 watashi A Jan. 13, 2011, 1:23 p.m. OK Haskell TESTS 65 30 1638400 1300
965104 fluppy K.F.Cat A Dec. 17, 2011, 7:56 a.m. OK Haskell TESTS 65 30 2048000 1300
458197 ulandev A May 17, 2011, 7:47 p.m. OK Haskell TESTS 65 30 2048000 1300
2414351 DimsFromDergachy A Oct. 22, 2012, 10:59 p.m. OK Haskell TESTS 65 46 0 1300
244669 Melamori A Jan. 11, 2011, 8:25 a.m. OK Java 6 TESTS 65 80 43417600 1300
244806 bohuss A Jan. 11, 2011, 8:30 a.m. OK Java 6 TESTS 65 80 43417600 1300
244968 dmitry.uvarov A Jan. 11, 2011, 8:37 a.m. OK Java 6 TESTS 65 80 43417600 1300
244655 caustique A Jan. 11, 2011, 8:24 a.m. OK Java 6 TESTS 65 80 43417600 1300
244599 Nenash A Jan. 11, 2011, 8:23 a.m. OK Java 6 TESTS 65 80 43417600 1300
524645 altais A July 1, 2011, 12:04 p.m. OK Java 6 TESTS 65 90 43008000 1300
549417 Nox A July 17, 2011, 1:34 p.m. OK Java 6 TESTS 65 90 43008000 1300
322855 SkyFire A March 6, 2011, 7:56 p.m. OK Java 6 TESTS 65 90 43315200 1300
329448 Sammarize A March 9, 2011, 1:55 p.m. OK Java 6 TESTS 65 90 43315200 1300
244461 winger A Jan. 11, 2011, 8:18 a.m. OK Java 6 TESTS 65 90 43315200 1300
1685780 bidzilya A May 13, 2012, 7:36 a.m. OK Java 7 TESTS 65 90 44851200 1300
3473106 CurbStomp A April 4, 2013, 1:14 p.m. OK Java 7 TESTS 65 93 0 1300
5639970 Zyflair A Jan. 8, 2014, 9:51 p.m. OK Java 7 TESTS 65 124 0 1300
5125809 Pshenichnoe A Nov. 16, 2013, 1:49 p.m. OK Java 7 TESTS 65 124 0 1300
9742340 TranCongDuy A Feb. 7, 2015, 6:18 a.m. OK Java 7 TESTS 65 154 0 1300
8619145 vjudge1 A Nov. 9, 2014, 1:43 a.m. OK Java 7 TESTS 65 154 0 1300
8548671 upsolving A Nov. 4, 2014, 3:34 p.m. OK Java 7 TESTS 65 154 0 1300
8544472 saichandu6 A Nov. 4, 2014, 9:07 a.m. OK Java 7 TESTS 65 154 0 1300
7693911 mengshangqi A Sept. 6, 2014, 11:33 a.m. OK Java 7 TESTS 65 186 0 1300
13618333 dimiter A Oct. 15, 2015, 10:19 a.m. OK Java 7 TESTS 65 186 0 1300
27049154 omarlotfi A May 12, 2017, 7:39 a.m. OK Java 8 TESTS 65 218 0 1300
27039818 ZeyadKhattab A May 11, 2017, 7:05 p.m. OK Java 8 TESTS 65 218 0 1300
27038131 1_2345432_1 A May 11, 2017, 5:57 p.m. OK Java 8 TESTS 65 218 0 1300
27004834 aharb A May 11, 2017, 1:29 a.m. OK Java 8 TESTS 65 218 0 1300
27061246 Ronic A May 12, 2017, 7:34 p.m. OK Java 8 TESTS 65 218 0 1300
59532505 adibbatous A Aug. 26, 2019, 3:36 p.m. OK Java 8 TESTS 65 218 0 1300
27144446 F_Saw A May 15, 2017, 7:42 p.m. OK Java 8 TESTS 65 218 0 1300
27144417 F_Saw A May 15, 2017, 7:40 p.m. OK Java 8 TESTS 65 218 0 1300
27096978 Mahmoud.Lamei A May 13, 2017, 8:30 p.m. OK Java 8 TESTS 65 218 0 1300
27060735 ahemd3h A May 12, 2017, 6:53 p.m. OK Java 8 TESTS 65 218 0 1300
12819094 Temurson A Sept. 2, 2015, 6:01 p.m. OK JavaScript TESTS 65 62 102400 1300
244784 ArchMaG A Jan. 11, 2011, 8:29 a.m. OK Mono C# TESTS 65 110 5529600 1300
246891 Xorand A Jan. 11, 2011, 3:17 p.m. OK Mono C# TESTS 65 110 5529600 1300
248020 Scalar A Jan. 12, 2011, 5:57 p.m. OK Mono C# TESTS 65 110 5632000 1300
56753495 og.kostya A July 9, 2019, 12:54 p.m. OK Mono C# TESTS 65 124 0 1300
43336718 nemars A Sept. 23, 2018, 3:43 p.m. OK Mono C# TESTS 65 124 3481600 1300
56840410 don_saba A July 11, 2019, 11:13 a.m. OK Mono C# TESTS 65 124 3584000 1300
56844578 Antony_w A July 11, 2019, 1:04 p.m. OK Mono C# TESTS 65 124 3686400 1300
261624 A.K.Goharshady A Jan. 25, 2011, 1:11 p.m. OK Mono C# TESTS 65 130 5529600 1300
245566 bor.is A Jan. 11, 2011, 9:16 a.m. OK Mono C# TESTS 65 130 5632000 1300
248014 Scalar A Jan. 12, 2011, 5:52 p.m. OK Mono C# TESTS 65 130 5632000 1300
14400322 Mem A Nov. 21, 2015, 2:59 p.m. OK MS C# TESTS 65 124 2457600 1300
28312518 HikeNoAce A July 5, 2017, 9:41 p.m. OK MS C# TESTS 65 156 11776000 1300
4145428 vjudge3 A July 24, 2013, 7:50 a.m. OK MS C++ TESTS 65 15 0 1300
4922858 Silent_coder A Oct. 28, 2013, 6:59 p.m. OK MS C++ TESTS 65 15 0 1300
3401676 tomas.svab A March 24, 2013, 8:33 p.m. OK MS C++ TESTS 65 15 0 1300
3225920 Valentin_E A March 1, 2013, 3:19 p.m. OK MS C++ TESTS 65 15 0 1300
3195826 Vitonka A Feb. 25, 2013, 5:03 p.m. OK MS C++ TESTS 65 15 0 1300
3071443 abhilekh04 A Feb. 4, 2013, 3:38 p.m. OK MS C++ TESTS 65 15 0 1300
2929361 fastholf A Jan. 16, 2013, 10:42 a.m. OK MS C++ TESTS 65 15 0 1300
10409551 kewl A March 23, 2015, 11:37 a.m. OK MS C++ TESTS 65 30 0 1300
15142208 HappyNewYearMike A Dec. 31, 2015, 10:12 p.m. OK MS C++ TESTS 65 30 0 1300
14658122 _atanu A Dec. 5, 2015, 7:02 a.m. OK MS C++ TESTS 65 30 0 1300
63240282 2018030401051 A Oct. 23, 2019, 1:17 p.m. OK MS C++ 2017 TESTS 65 62 0 1300
9867109 mayakin A Feb. 16, 2015, 7:15 a.m. OK PHP TESTS 65 62 0 1300
9867291 mayakin A Feb. 16, 2015, 7:40 a.m. OK PHP TESTS 65 62 0 1300
27973507 Aashu_04 A June 22, 2017, 10:04 p.m. OK PyPy 2 TESTS 65 218 21913600 1300
27973294 Aashu_04 A June 22, 2017, 9:34 p.m. OK PyPy 2 TESTS 65 248 21913600 1300
57305757 noratee5 A July 19, 2019, 3:36 a.m. OK PyPy 3 TESTS 65 280 102400 1300
62958909 kchau A Oct. 19, 2019, 10:18 p.m. OK PyPy 3 TESTS 65 310 0 1300
61005118 kopok2 A Sept. 21, 2019, 10:55 a.m. OK PyPy 3 TESTS 65 310 102400 1300
255391 -dp- A Jan. 20, 2011, 12:08 a.m. OK Python 2 TESTS 65 60 2764800 1300
271821 unk A Jan. 31, 2011, 7:03 p.m. OK Python 2 TESTS 65 60 2764800 1300
255563 Eledven A Jan. 20, 2011, 11:04 a.m. OK Python 2 TESTS 65 60 2764800 1300
255399 -dp- A Jan. 20, 2011, 12:28 a.m. OK Python 2 TESTS 65 60 2764800 1300
255396 -dp- A Jan. 20, 2011, 12:20 a.m. OK Python 2 TESTS 65 60 2764800 1300
248890 rizwanhudda A Jan. 14, 2011, 7:52 a.m. OK Python 2 TESTS 65 60 2764800 1300
247393 cgy4ever A Jan. 12, 2011, 7:09 a.m. OK Python 2 TESTS 65 60 2764800 1300
246760 balepa A Jan. 11, 2011, 1:54 p.m. OK Python 2 TESTS 65 60 2764800 1300
246569 kusano A Jan. 11, 2011, 11:56 a.m. OK Python 2 TESTS 65 60 2764800 1300
245942 hirosegolf A Jan. 11, 2011, 9:49 a.m. OK Python 2 TESTS 65 60 2764800 1300
25875190 marcel.windys A March 28, 2017, 1:47 p.m. OK Python 3 TESTS 65 122 4608000 1300
14889866 merolish A Dec. 19, 2015, 6:15 p.m. OK Python 3 TESTS 65 124 0 1300
14100465 Eeyore A Nov. 6, 2015, 7:11 a.m. OK Python 3 TESTS 65 124 0 1300
29429594 rprtr258 A Aug. 13, 2017, 9:25 a.m. OK Python 3 TESTS 65 124 4608000 1300
35756642 Qumeric A Feb. 27, 2018, 9:14 a.m. OK Python 3 TESTS 65 124 5632000 1300
21885913 AbcFly A Oct. 30, 2016, 3:57 a.m. OK Python 3 TESTS 65 154 0 1300
25875212 toster1287 A March 28, 2017, 1:48 p.m. OK Python 3 TESTS 65 154 4608000 1300
5340837 yugle7 A Dec. 3, 2013, 7:53 a.m. OK Python 3 TESTS 65 156 0 1300
36566964 bob171998 A March 24, 2018, 7:43 a.m. OK Python 3 TESTS 65 184 7065600 1300
53844668 ashok123 A May 7, 2019, 10:03 a.m. OK Python 3 TESTS 65 218 0 1300
247613 Chortos-2 A Jan. 12, 2011, 12:21 p.m. OK Ruby TESTS 65 80 3072000 1300
788990 K_operafan A Oct. 21, 2011, 3:44 p.m. OK Ruby TESTS 65 90 3584000 1300
497519 tux1986 A June 19, 2011, 2:23 a.m. OK Ruby TESTS 65 90 3584000 1300
10044442 ditsing A Feb. 27, 2015, 10:12 a.m. OK Ruby TESTS 65 124 0 1300
35887507 ______u______ A March 3, 2018, 2:06 p.m. OK Ruby TESTS 65 124 6451200 1300
35886394 _____k_____ A March 3, 2018, 1:45 p.m. OK Ruby TESTS 65 124 6451200 1300
35886174 _____i_____ A March 3, 2018, 1:42 p.m. OK Ruby TESTS 65 124 6451200 1300
35875184 ______h______ A March 3, 2018, 8:09 a.m. OK Ruby TESTS 65 124 6451200 1300
35874937 ______k______ A March 3, 2018, 8:03 a.m. OK Ruby TESTS 65 124 6451200 1300
35874583 ______i______ A March 3, 2018, 7:56 a.m. OK Ruby TESTS 65 124 6451200 1300

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