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Jack Dorsey lays off 4,000, says others will do same 'within the next year'
习题链接：LeetCode 739. 每日温度
People who believe they contribute to society are more likely to vote and engage in politics. They were also more likely to donate to and volunteer for political causes compared to individuals who saw their contribution to society as smaller.
· 陈静 · 来源：user资讯