京セラプログラミングコンテスト2021(AtCoder Beginner Contest 200)
B
200th ABC-200
AtCoder
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原题
← AC →
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Problem Statement

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You are given an integer $N$. Do the following operation $K$ times on it and print the resulting integer.

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  • If $N$ is a multiple of $200$, divide it by $200$.
  • Otherwise, see $N$ as a string and append $200$ to the end of it.
  • For example, $7$ would become $7200$ and $1234$ would become $1234200$.
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Constraints

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  • All values in input are integers.
  • $1 \le N \le 10^5$
  • $1 \le K \le 20$
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Input

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Input is given from Standard Input in the following format:

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N K

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Output

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Print the answer as an integer.

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样例

Input #1
2021 4
Output #1
50531
Applying the operation on $N=2021$ results in $N$ becoming $2021 \rightarrow 2021200 \rightarrow 10106 \rightarrow 10106200 \rightarrow 50531$.
Input #2
40000 2
Output #2
1
Input #3
8691 20
Output #3
84875488281
The answer may not fit into the signed $32$-bit integer type.
题目信息
题号
abc200_b
时间限制
2 s
内存限制
1024 MB

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。