先理解原理：看动图 + 手动模拟小数组
American singer-songwriter Neil Sedaka, who wrote and performed hits through the 1950s and 60s, including Oh! Carol, Breaking Up Is Hard To Do, Bad Blood, Laughter in the Rain and Calendar Girl, has died at the age of 86.
，推荐阅读同城约会获取更多信息
刘年丰：看似搬箱子是一个单调重复的工作，但其实有多个难点。，推荐阅读同城约会获取更多信息
Nature, Published online: 25 February 2026; doi:10.1038/d41586-025-04161-7。业内人士推荐爱思助手下载最新版本作为进阶阅读
题目要求与弹出条件的对应关系：