问题遇到的现象和发生背景
列表中子列表对比第一个值如果相同就把后面的值合并到一起
用代码块功能插入代码,请勿粘贴截图
[['66', '1111111111'], ['82', '63406467302'], ['129', '123456'], ['123', '456'], ['82', '63341550599'], ['129', '63406465346']]
我想要达到的结果
[['66', '1111111111'], ['82', '63406467302', '63341550599'], ['129', '123456', '63406465346'], ['123', '456']]