习题链接：LeetCode 901. 股票价格跨度
this.arr = []; // 存储所有历史价格，通过索引快速获取对应价格
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But men with specific genetic mutations called BRCA variants develop faster-growing and aggressive cancers at an earlier age, making screening for them justified.
"itemId": "c186b300-2cdb-4562-9373-c22d4969b4e8",