普罗旺斯的假期,总带着薰衣草紫色的香味。狄麦这次来法国,是陪好朋友苗佳参加“国际心算大赛”的。参赛选手个个都是心算高手,他们来自世界各地,都被誉为“神算子”。苗佳参加的是少年组。在她忙比赛的时候,精通法语的狄麦让法国导游领着他在当地到处玩儿。不过,狄麦没想到在大赛第二天,就发生了一起离奇的案件。负责此案的让?贝尔纳警官首先找到了狄麦。“什么?你说的是昨天刚开始的比赛?”狄麦睁大眼睛问。贝尔纳警官肯定地说:“没错,我说的就是‘国际心算大 Provence holiday, always with a purple lavender scent. Di Mai this time to France, is to accompany friends Miao Jia to participate in ”International Education Contest“. All players are mental arithmetic master, they are from all over the world, are known as ”God operator child “. Miao Jia participated in the juvenile group. When she was busy, the French-dominated Demarie led the French tour guide to play around with him. However, Di Mai did not expect the contest the day after, with a bizarre case. Responsible for the case let? Bernardine police officer first found Di Mai. ”What? Are you talking about the game just started yesterday?“ Di Mai opened his eyes and asked. Bernardine police officer said with certainty: ”Yes, I said that 'the international mind is big