摘要:
DescriptionAn old story said the evil dragon wasn’t evil at all, only bewitched, and now that the riddles were solved it was proving to be as ... 阅读全文
摘要:
问题描述: 宇航员在太空中迷失了方向,在他的起始位置现在建立一个虚拟xyz坐标系,称为绝对坐标系,宇航员正面的方向为x轴正方向,头顶方向为z轴正方向,则宇航员的初始状态如下图所示: 现对六个方向分别标号,x,y,z正方向分别为0,1,2,负方向分别为3,4,5;称它们为绝对... 阅读全文