AtCoder Regular Contest 084
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Problem Statement
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In Finite Encyclopedia of Integer Sequences (FEIS), all integer sequences of lengths between $1$ and $N$ (inclusive) consisting of integers between $1$ and $K$ (inclusive) are listed.
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Let the total number of sequences listed in FEIS be $X$. Among those sequences, find the $(X/2)$-th (rounded up to the nearest integer) lexicographically smallest one.
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Constraints
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$1 \leq N,K \leq 3 × 10^5$$N$and$K$are integers.
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Input
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Input is given from Standard Input in the following format:
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K N
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Output
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Print the $(X/2)$-th (rounded up to the nearest integer) lexicographically smallest sequence listed in FEIS, with spaces in between, where $X$ is the total number of sequences listed in FEIS.
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样例
Input #1
3 2
Output #1
2 1
There are $12$ sequences listed in FEIS: $(1),(1,1),(1,2),(1,3),(2),(2,1),(2,2),(2,3),(3),(3,1),(3,2),(3,3)$. The $(12/2 = 6)$-th lexicographically smallest one among them is $(2,1)$.
Input #2
2 4
Output #2
1 2 2 2
Input #3
5 14
Output #3
3 3 3 3 3 3 3 3 3 3 3 3 2 2
题目信息
题面与样例版权归 AtCoder 及出题人所有;中文翻译由 AI 生成(CI 管线),如有出入请以原文为准。