# Data

Pa = int(input("Number of Citzens of city A: "))
Pb = int(input("Number of Citzens of city B: "))
RoGa = float(input("Rate of Gownth per year of city A: "))/100
RoGb = float(input("Rate of Gownth per year of city B: "))/100
t = 0

# Data working

while(Pa < Pb):
	t = t + 1
	Pa = Pa*(1 + RoGa)
	Pb = Pb*(1 + RoGb)

print(t)
2adc5e2517761889f02a40a5a05396d8cc98ae22
<mask token>

<mask token>
while Pa < Pb:
    t = t + 1
    Pa = Pa * (1 + RoGa)
    Pb = Pb * (1 + RoGb)
print(t)

Pa = int(input('Number of Citzens of city A: '))
Pb = int(input('Number of Citzens of city B: '))
RoGa = float(input('Rate of Gownth per year of city A: ')) / 100
RoGb = float(input('Rate of Gownth per year of city B: ')) / 100
t = 0
while Pa < Pb:
    t = t + 1
    Pa = Pa * (1 + RoGa)
    Pb = Pb * (1 + RoGb)
print(t)

# Data

Pa = int(input("Number of Citzens of city A: "))
Pb = int(input("Number of Citzens of city B: "))
RoGa = float(input("Rate of Gownth per year of city A: "))/100
RoGb = float(input("Rate of Gownth per year of city B: "))/100
t = 0

# Data working

while(Pa < Pb):
	t = t + 1
	Pa = Pa*(1 + RoGa)
	Pb = Pb*(1 + RoGb)

print(t)