"""
@author: liuwxye
created at 2018-11-28
"""

import numpy as np

if __name__ == "__main__":
    # x = [1, 2, 3]
    # y = [2, 3, 4]
    # plt.scatter(x,y)
    # plt.show()
    for i in range(10):
        print("hello")
        print("world")
