Medium difficulty hints, answers for March 7 PipsEqual (3): Everything in this space must be equal to 3. The answer is 3-3, placed horizontally; 3-6, placed vertically.
人工呼吸步骤：先清理呼吸道异物，采用仰头抬颏法开放气道，随后捏住患者鼻孔，施救者张大嘴完全包覆患者口唇，缓慢吹气持续约1秒，吹气时用余光观察其胸廓是否出现起伏。吹气完毕即松开鼻孔，准备再次吹气。。业内人士推荐比特浏览器作为进阶阅读
图片：玛丽娜·莫尔达夫斯卡娅 / 生意人报，详情可参考Discord老号,海外聊天老号,Discord养号
optimizations is causing correctness or (negative) performance issues。业内人士推荐搜狗输入法作为进阶阅读
But wait. We already had an E, at 5 Hz. If we put these two E’s in the same octave, then one of them is at 80/64 Hz, and the other is at 81/64 Hz. That may not seem like much of a difference, but even untrained listeners will be able to hear that they are out of tune with each other. Furthermore, if we use the E derived from C, then it will be out of tune with A. However, if we use the E derived from A, then it will be out of tune with C. This is going to be a problem.