AtCoder Beginner Contest 297
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Problem Statement
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There are $N$ piles of stones. Initially, the $i$-th pile contains $A_i$ stones. With these piles, Taro the First and Jiro the Second play a game against each other.
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Taro the First and Jiro the Second make the following move alternately, with Taro the First going first:
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- Choose a pile of stones, and remove between
$L$and$R$stones (inclusive) from it.
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A player who is unable to make a move loses, and the other player wins. Who wins if they optimally play to win?
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Constraints
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$1\leq N \leq 2\times 10^5$$1\leq L \leq R \leq 10^9$$1\leq A_i \leq 10^9$- All values in the input are integers.
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Input
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The input is given from Standard Input in the following format:
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N L R
A_1 A_2 \ldots A_N
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Output
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Print First if Taro the First wins; print Second if Jiro the Second wins.
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样例
Input #1
3 1 2
2 3 3
Output #1
First
Taro the First can always win by removing two stones from the first pile in his first move.
Input #2
5 1 1
3 1 4 1 5
Output #2
Second
Input #3
7 3 14
10 20 30 40 50 60 70
Output #3
First
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。