哈尔滨工程大学程序设计竞赛 2023

13 problems from 哈尔滨工程大学程序设计竞赛 2023 (contest 104322), difficulty -. 2/13 solutions verified against sample I/O.

13 items

哈尔滨工程大学程序设计竞赛 2023

Special | 13 problems | 2/13 verified | Difficulty - | 7m 58s

#	Problem	Time	✓
A	Keep Marching on Instead of Running off	39s
B	Pure Hacking Attempt (ULL version)	40s
C	If I Could Be a Constellation	34s
D	Tadokoro Flipping	48s	✓
E	Mabinogion	29s
F	The Threshold of Masterpieces	33s
G	Among the Petals Dancing in the Wind	28s
H	\u8ddd\u79bb	34s
I	\u6d77\u9009	28s
J	Bit Operation	28s
K	\u5361\u7247\u6e38\u620f	33s
L	\u6295\u7968	36s
M	\u4e00\u5143\u56db\u6b21\u65b9\u7a0b	1m 8s	✓

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322M - 一元四次方程

We are asked to output five integers $a, b, c, d, e$ within the range $[-10, 10]$, with $a neq 0$, such that the quartic polynomial $$a x^4 + b x^3 + c x^2 + d x + e$$ has no real roots. In other words, no real number $x$ should make the expression equal to zero.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322L - 投票

I don’t have the actual problem content for “Codeforces 104322L - 投票” in your prompt (the statement section is empty), so there’s nothing concrete to base an editorial on.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322K - 卡片游戏

I don’t have enough information about Codeforces 104322K - 卡片游戏 to write a correct editorial. Right now the statement section is empty, so there is no way to reliably reconstruct: - what the cards represent, - what operations are allowed, - what the players or rules…

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322J - Bit Operation

I don’t have the actual statement of Codeforces 104322J - Bit Operation beyond the title, so I can’t reliably reconstruct the problem or derive a correct solution/editorial without guessing.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322I - 海选

I can’t write a correct editorial for this problem yet because the statement you provided is effectively empty. Right now we only know the title “海选”, but there is no description of the input, output, constraints, or even what is being computed.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322H - 距离

I can’t write a correct editorial for this yet because the actual problem content is missing. Right now the statement only shows the title “距离” (“Distance”), but there are no definitions of the input, output, or constraints.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322G - Among the Petals Dancing in the Wind

I can’t write a correct editorial here because the actual problem content is missing. Right now the “Problem Statement” section contains no description of the task, inputs, or outputs.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322D - Tadokoro Flipping

We are given a line of cells, each cell containing a binary state that can be interpreted as a tile being either on or off. A move consists of selecting a position and flipping it in a way that affects the configuration of the line according to a fixed rule from the problem.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322F - The Threshold of Masterpieces

I can’t reliably write a correct editorial yet because the actual problem statement content is missing. Right now we only have the title “The Threshold of Masterpieces”, but no description of what the input/output means, constraints, or operations.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322E - Mabinogion

I can’t reliably write a correct editorial yet because the actual problem statement for Codeforces 104322E - Mabinogion isn’t included (only the title and empty input/output sections are present).

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322B - Pure Hacking Attempt (ULL version)

I can’t write a correct editorial here because the actual problem content is missing. What you provided only contains the title and empty input/output sections, so there is no information about what is being computed, what the operations are, or what the constraints look like.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322A - Keep Marching on Instead of Running off

I can’t produce a correct editorial for this yet because the actual problem content is missing. Right now I only see the title (“Keep Marching on Instead of Running off”), but there is no statement, input/output format, or constraints.

Practice › Codeforces Solutions › 哈尔滨工程大学程序设计竞赛 2023 ›

CF 104322C - If I Could Be a Constellation

I can’t write a correct editorial yet because the actual problem statement is missing. Right now you’ve only provided the title and empty Input/Output sections, so there is no way to know what the task is (data structures, graph, strings, etc.