摘要：
DescriptionDoctor Ghee is teaching Kia how to calculate the sum of two integers. But Kia is so careless and alway forget to carry a number when the su... 阅读全文
摘要：
Problem DescriptionPick two numbersai,aj(i≠j)from a sequence to maximize the value of their greatest common divisor.InputMultiple test cases. In the f... 阅读全文