Intrigued to learn more? We put these two giants of the online dating world to the test to discover their respective strengths and weaknesses.
ВсеПрибалтикаУкраинаБелоруссияМолдавияЗакавказьеСредняя Азия，更多细节参见PDF资料
Фото: Alina Smutko / Reuters，详情可参考电影
圖像來源，AFP via Getty Images
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