print("hello Taiwan Acer")

i = 1

while i<5:
    i +=1
    print("Anup Tirkey, Mechanical Engineer.\n");

import matplotlib.pyplot as plt
import numpy as np

x = np.array([0,100])
y = np.array([10,200])

plt.plot(x,y)
plt.show()

import matplotlib.pyplot as plt
import numpy as np

x = np.array(["sep","oct","nov"])
y = np.array([3,8,10])

plt.bar(x,y)
plt.show()


print("hello world")
print("hello Taiwan acer")