class Student:
		def __init__(self,first_name,second_name,age):
			self.first_name=first_name
			self.second_name=second_name
			self.age=age

		def full_name(self):
			name = self.first_name + self.second_name
			return name

		def year_of_birth(self):
			return 2019-self.age

		def initials(self):	
			a=self.first_name[0]
			b=self.second_name[0]
			c=a+b
			return c

