计算: (1)-41+34+0-39+66; (2) (3) (4) (5)1-2+3-4+5-6+…+99-100. 计算: (1)-41+34+0-39+66; (2) (3) (4) (5)1-2+3-4+5-6+…+99-100. 发布时间:2025-07-06 02:16:23