It can search multiple keywords in a single search and
优势：时间复杂度O(d*(n+k))，d为位数，适合位数少的整数
，详情可参考safew官方下载
This viral animation, which began circulating widely in 2016, shows Dragonite and Charizard dancing with surprising elegance, their massive bodies moving with pop-star precision. Most people know it set to Ariana Grande's "Into You," where the contrast between her breathless vocals and their enthusiastic choreography made the clip instantly funny and weirdly perfect.
"For a long time, roboticists have used DC [direct current] motors to make robots move," says Mike Tolley at the University of California San Diego.