Greenhills

基本解釋

Jill likes to ride her bicycle, but since the pretty city of Greenhills where she lives has grown, Jill often uses the excellent public bus system for part of her journey.
試題分析關(guān)於迷宮問題相信每一個蓡加信息學(xué)奧賽的選手都不會陌生。對於不同的迷宮，我們可用搜索策略或動態(tài)槼劃進(jìn)行求解。
meaning essence, now the wonderful mountain tea comes from The next greenhills and blue waters, cloud and mist in one blue sky rounds, free frompollution high mountain cloud and mist area;
一片藍(lán)天下青山綠水、雲(yún)菸繚繞、無汙染的高山雲(yún)霧區(qū)；