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QOJ

Time Limit: 1.0 s Memory Limit: 256 MB Total points: 100

#5324. 农夫

Statistics

给定三个数字 $n, k$ 和 $x$。请构造一个满足以下性质的数组 $A$:

  • $A$ 恰好包含 $n$ 个元素。
  • $A$ 中的所有元素均为小于 $10^6$ 的正整数。
  • 恰好有 $k$ 对下标 $(i, j)$ 满足:$1 \le i < j \le n$ 且 $|A_i - A_j| \ge x$。

输入格式

输入包含一行,三个数字 $n$ ($1 \le n \le 1000$), $k$ ($0 \le k \le \frac{n(n-1)}{2}$), $x$ ($2 \le x \le 1000$)。

输出格式

输出一行,包含 $n$ 个整数,即数组 $A$ 的元素。如果不存在满足条件的数组,则输出 $-1$。

样例

输入 1

3 2 5

输出 1

1 8 2

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