print('Hello world!')

print("hello Taiwan Acer")

i=0
while(i<3):
    i+=1
    print("Anup Tirkey is SAI Mechanical Engineer, NIT.")

class car:
    def __init__(self,n1,n2,n3):
        self.n1 = n1
        self.n2 = n2
        self.n3 = n3

    def say(n1):
        print("hello world :n1")

c = car("bmw","hyundai","mercedes")
print(c.n1)
print(c.n2)
print(c.n3)


import matplotlib.pyplot as plt
import numpy as np

x = [33000,35000,43000]
y = ["oct","nov","dec"]

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