摘要: 描述 代码: 1 class Node { 2 int l, r; 3 int sum; 4 int lazy; 5 } 6 7 class SegmentTree { 8 9 private Node[] tree; 10 11 private int[] nums; 12 13 public S 阅读全文
posted @ 2023-07-28 18:00 r1-12king 阅读(6) 评论(0) 推荐(0) 编辑