Python里读取txt文件的方法有很多,但numpy读取字符串比较困难,这时可以考虑使用csv库,读取txt文件中的每一行文本。
代码
data []
with open(*******.txt, rt) as csvfile:reader csv.reader(csvfile, delimiter,)for row in reader:data…
Given an integer numRows, return the first numRows of Pascal’s triangle. In Pascal’s triangle, each number is the sum of the two numbers directly above it as shown:
前几天做的动态规划题好难呜呜,做道水题找回自信~
状态转移方程 triangle[i][j] …
Given a non-empty array nums containing only positive integers, find if the array can be partitioned into two subsets such that the sum of elements in both subsets is equal.
思路 这道题假如能看出是一道0-1背包问题的话,就很好解决了。题目说需要划分…