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#3943. 发射许可证

الإحصائيات

Birk 制造了一枚崭新的火箭,并刚刚从 Bluesky Global Order (BGO) 获得了在未来 $n$ 天内随时发射的许可。然而,他担心火箭在飞行途中会撞上太空垃圾。为了将碰撞风险降至最低,Birk 对未来 $n$ 天内每天的太空垃圾数量进行了建模。他决定在太空垃圾最少的那一天发射火箭;如果存在多个太空垃圾数量相同的日子,他当然希望尽可能早地发射。

你能帮 Birk 计算出他需要等待多少天才能发射火箭吗?

火箭发射(公共领域,NASA via Wikimedia Commons)

输入格式

第一行包含一个整数 $n$ ($1 \le n \le 100\,000$),表示发射许可的有效天数。第二行包含 $n$ 个整数,数值在 $0$ 到 $10^9$ 之间,其中第 $i$ 个整数表示第 $i$ 天的太空垃圾数量。第一天为第 $i = 0$ 天。

输出格式

输出一个整数,表示 Birk 在发射火箭前需要等待的天数。

样例

输入格式 1

5
3 4 1 7 2

输出格式 1

2

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