↓ 按住下拉

  • 1042B. Vitamins
    Berland shop sells nn kinds of juices. Each juice has its price cici. Each juice includes some set of vitamins in it. There are three types of vitamin ......
  • Alice and Hairdresser
    Alice's hair is growing by leaps and bounds. Maybe the cause of it is the excess of vitamins, or maybe it is some black magic... To prevent this, Alic ......
  • 机器学习基础09DAY
    分类算法之逻辑回归 逻辑回归(Logistic Regression),简称LR。它的特点是能够是我们的特征输入集合转化为0和1这两类的概率。一般来说,回归不用在分类问题上,因为回 ......
  • Speaking 1
    What clothes do you usually like to wear?Well I like fashionable clothes, but I also want to be comfortable, so I usually choose casual clothes like T ......