摘要:
"BUPT 2017 summer training (for 16) 1C" 题意 A new computer scientist is trying to develop a new memory management system called "spiral memory manageme 阅读全文
摘要:
"BUPT 2017 summer training (for 16) 1B" 题意 Alex is repairing his country house. He has a rectangular metal sheet of size a × b. He has to cut two rect 阅读全文