#so vi khuan = so vi khuan ban dau x 2 mu (so lan phan chia)
# ** la luy thua trong python

bacteriass = int(input("nhap so vi khuan vao: "))
timess = int(input("so phut: "))

k = bacteriass * 2** timess

print("sau",timess,"phut, chung ta co",k,"con vi khuan!!!")
