向量可视化

def solve():
    import matplotlib.pyplot as plt
    import numpy as np
    vectors = [(____, ____), (____, ____)]
    colors = ['____', '____']
    plt.figure(figsize=(____, ____))
    for (____), color in zip(____):
        plt.quiver(____, ____, x, y, angles='____', scale_units='____', scale=____, color=color, width=____)
    plt.xlim(____)
    plt.ylim(____)
    plt.axhline(____, color='____', linewidth=____)
    plt.axvline(____, color='____', linewidth=____)
    plt.grid(____)
    plt.title(____)
    plt.show()