描述：n 个人排成一列，heights[i] 为第 i 个人的高度（互不相同）。第 i 个人能「看到」右侧第 j 个人的条件是：i < j 且两人之间所有人都比他们矮。返回 answer[i] 为第 i 个人在右侧能看到的人数。
tokens that were also printed in part with a Carbon-14 ink. Carbon-14 is
，更多细节参见im钱包官方下载
int left = 2 * i + 1; // 左子节点
"To properly advance this critical technology to be able to support a future lunar economy, high power energy generation on Mars, and to strengthen our national security in space, it is imperative the agency move quickly," US transport secretary Sean Duffy, who was appointed temporary head of Nasa by President Donald Trump, wrote to Nasa, according to the New York Times.