2023-2024 ICPC, NERC, Northern Eurasia Onsite (Unrated, Online Mirror, ICPC Rules, Teams Preferred)

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ContestId
Name
Phase
Frozen
Duration (Seconds)
Relative Time
Start Time
1912 2023-2024 ICPC, NERC, Northern Eurasia Onsite (Unrated, Online Mirror, ICPC Rules, Teams Preferred) FINISHED False 18000 29370299 Dec. 13, 2023, 7:35 a.m.

Problems

Solved$
Index
Name
Type
Tags
Community Tag
Rating
( 1085 ) B Blueprint for Seating PROGRAMMING combinatorics divide and conquer fft math 2000

B"An aircraft manufacturing company wants to optimize their products for passenger airlines. The company's latest research shows that most of the delays happen because of slow boarding. Most of the medium-sized aircraft are designed with 3-3 seat layout, meaning each row has 6 seats: 3 seats on the left side, a single aisle, and 3 seats on the right side. At each of the left and right sides there is a window seat, a middle seat, and an aisle seat. A passenger that boards an aircraft assigned to an aisle seat takes significantly less time than a passenger assigned to a window seat even when there is no one else in the aircraft. The company decided to compute an inconvenience of a layout as the total sum of distances from each of the seats of a single row to the closest aisle. The distance from a seat to an aisle is the number of seats between them. For a 3-3 layout, a window seat has a distance of 2, a middle seat -- 1, and an aisle seat -- 0. The inconvenience of a 3-3 layout is (2+1+0)+(0+1+2)=6 . The inconvenience of a 3-5-3 layout is (2+1+0)+(0+1+2+1+0)+(0+1+2)=10 . Formally, a layout is a sequence of positive integers a_1, a_2, ldots, a_{k+1} -- group i having a_i seats, with k aisles between groups, the i -th aisle being between groups i and i+1 . This means that in a layout each aisle must always be between two seats, so no aisle can be next to a window, and no two aisles can be next to each other. The company decided to design a layout with a row of n seats, k aisles and having the minimum inconvenience possible. Help them find the minimum inconvenience among all layouts of n seats and k aisles, and count the number of such layouts modulo 998 ,244 ,353 . The first line contains an integer t -- the number of test cases you need to solve ( 1 <= t <= 10^5 ). For each of the test cases, there is a single line containing n and k -- the number o"...

Tutorials

Tutorials (PDF)

Submissions

Submission Id
Author(s)
Index
Submitted
Verdict
Language
Test Set
Tests Passed
Time taken (ms)
Memory Consumed (bytes)
Tags
Rating
237107250 liuhengxi B Dec. 14, 2023, 12:18 a.m. OK GNU C++14 TESTS 46 124 1536000 2000
236995476 ieeMeowCon YunQian zhaohaikun B Dec. 13, 2023, 8:46 a.m. OK GNU C++14 TESTS 46 124 1638400 2000
236998987 Nyanya_ clfzs ljr1234 B Dec. 13, 2023, 9:06 a.m. OK GNU C++14 TESTS 46 124 3174400 2000
237014035 _Fake4Fun B Dec. 13, 2023, 10:28 a.m. OK GNU C++14 TESTS 46 139 819200 2000
236995004 paul2008 jucason_xu pp_orange B Dec. 13, 2023, 8:42 a.m. OK GNU C++14 TESTS 46 155 7987200 2000
237030389 KevinYao B Dec. 13, 2023, 11:42 a.m. OK GNU C++14 TESTS 46 156 819200 2000
237114141 surajcodeforce B Dec. 14, 2023, 3:29 a.m. OK GNU C++14 TESTS 46 171 1638400 2000
236999861 Survivor_winner superyijin CALLSIGN_NULL_ B Dec. 13, 2023, 9:13 a.m. OK GNU C++14 TESTS 46 171 3174400 2000
237039376 rensiyuan honey liqixian B Dec. 13, 2023, 12:20 p.m. OK GNU C++14 TESTS 46 171 15974400 2000
237018053 OIerGuge1030 3_CelL t0LJR1st B Dec. 13, 2023, 10:48 a.m. OK GNU C++14 TESTS 46 186 1638400 2000
237121176 pretodf B Dec. 14, 2023, 5:30 a.m. OK GNU C++17 TESTS 46 124 1638400 2000
236990846 dorijanlendvaj ppavic keko37 B Dec. 13, 2023, 8:23 a.m. OK GNU C++17 TESTS 46 139 1638400 2000
237020786 yyf_0404 B Dec. 13, 2023, 10:54 a.m. OK GNU C++17 TESTS 46 140 1228800 2000
237121350 pretodf B Dec. 14, 2023, 5:32 a.m. OK GNU C++17 TESTS 46 155 1638400 2000
236995387 Na2a SimB4 Temirulan B Dec. 13, 2023, 8:46 a.m. OK GNU C++17 TESTS 46 171 8294400 2000
237110706 PKFR4ever B Dec. 14, 2023, 2:10 a.m. OK GNU C++17 TESTS 46 234 32051200 2000
236999035 _Rise B Dec. 13, 2023, 9:06 a.m. OK GNU C++17 TESTS 46 560 16076800 2000
237009368 ShJ armoking limage B Dec. 13, 2023, 10 a.m. OK GNU C++17 TESTS 46 592 16076800 2000
237006710 pertifiedcobra shubhamgrg1000 Chimpanzee B Dec. 13, 2023, 9:51 a.m. OK GNU C++17 TESTS 46 654 16384000 2000
237088106 ashler66 B Dec. 13, 2023, 6:32 p.m. OK GNU C++17 TESTS 46 717 24064000 2000
236996133 cyb1010 LXH-cat cmk666 B Dec. 13, 2023, 8:52 a.m. OK GNU C++17 (64) TESTS 46 77 819200 2000
236996070 jhdonghj112 B Dec. 13, 2023, 8:51 a.m. OK GNU C++17 (64) TESTS 46 78 1843200 2000
237002201 arnold518 YeongTree Karuna B Dec. 13, 2023, 9:23 a.m. OK GNU C++17 (64) TESTS 46 93 1638400 2000
236998457 Melacau bzzzz zzpcd B Dec. 13, 2023, 9:01 a.m. OK GNU C++17 (64) TESTS 46 93 1638400 2000
236996200 wzc_IOI_czw B Dec. 13, 2023, 8:52 a.m. OK GNU C++17 (64) TESTS 46 93 1638400 2000
236994987 painsacrifice locsey __chtholly__ B Dec. 13, 2023, 8:42 a.m. OK GNU C++17 (64) TESTS 46 93 2457600 2000
237004037 fs20091003 B Dec. 13, 2023, 9:39 a.m. OK GNU C++17 (64) TESTS 46 93 4812800 2000
237008934 Irmuun.Ch B Dec. 13, 2023, 9:57 a.m. OK GNU C++17 (64) TESTS 46 109 16076800 2000
237029192 Tx_Lcy Mine_King Wmic. B Dec. 13, 2023, 11:32 a.m. OK GNU C++17 (64) TESTS 46 124 1740800 2000
236995000 244mhq 353cerega 998batrr B Dec. 13, 2023, 8:42 a.m. OK GNU C++17 (64) TESTS 46 124 24064000 2000
237030864 ub33 luckyanthonyan nella17 B Dec. 13, 2023, 11:45 a.m. OK GNU C++20 (64) TESTS 46 62 1638400 2000
237017087 Apachee B Dec. 13, 2023, 10:39 a.m. OK GNU C++20 (64) TESTS 46 62 2457600 2000
237112675 Angriliset B Dec. 14, 2023, 2:55 a.m. OK GNU C++20 (64) TESTS 46 62 3174400 2000
237016470 inhibitor_81 AbhishekAnand rahulagr172018 B Dec. 13, 2023, 10:33 a.m. OK GNU C++20 (64) TESTS 46 62 3174400 2000
237091268 ganeid B Dec. 13, 2023, 7:09 p.m. OK GNU C++20 (64) TESTS 46 62 3276800 2000
237013336 euoao B Dec. 13, 2023, 10:21 a.m. OK GNU C++20 (64) TESTS 46 77 2150400 2000
237021106 LeXuanBeo B Dec. 13, 2023, 10:57 a.m. OK GNU C++20 (64) TESTS 46 77 3174400 2000
237008961 Dola_ Hagry Gondozu B Dec. 13, 2023, 9:57 a.m. OK GNU C++20 (64) TESTS 46 77 3174400 2000
237030099 yuki_keshiki cpchenpi B Dec. 13, 2023, 11:39 a.m. OK GNU C++20 (64) TESTS 46 78 819200 2000
236998486 AI_COre B Dec. 13, 2023, 9:02 a.m. OK GNU C++20 (64) TESTS 46 78 1638400 2000
237086192 GR1ZLER B Dec. 13, 2023, 6:14 p.m. OK Java 11 TESTS 46 1060 716800 2000
237009603 yvbf B Dec. 13, 2023, 10:03 a.m. OK Java 8 TESTS 46 545 1331200 2000
236993059 arvindf232 B Dec. 13, 2023, 8:34 a.m. OK Kotlin 1.9 TESTS 46 2027 142438400 2000
236995143 huangxw B Dec. 13, 2023, 8:43 a.m. OK PyPy 3-64 TESTS 46 1716 23040000 2000
237080928 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080715 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080634 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080622 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080614 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080595 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080572 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080532 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080495 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000
237080457 B Dec. 13, 2023, 5:25 p.m. OK Unknown TESTS 0 0 0 2000

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