题目 Given an integer array nums, find the sum of the elements between indices i and j (i ≤ j), inclusive. Example: Given nums = [-2, 0, 3, -5, 2, -1]sumRange(0, 2) -> 1sumRange(2, 5) -> -1sumRa
python使用matplotlib绘图时使刻度线向内 刻度向外的程序 import numpy as npimport matplotlib.pyplot as pltnum = np.arange(10).reshape(2,5)##print(num[0])plt.plot(num[0],num[1])plt.show() 结果: 刻度向内的程序 import num