s = open('24.txt').readline().split('F')[1:-1]

mx = 0

count = 1

for i in range(len(s)):

if s[i].count('A') <= 2:

count += len(s[i]) + 1

mx = max(mx, count)

else:

count = 1

print(mx)

a = open('24.txt').readline().split('F')[1:-1]

b = 'F'+'F'.join([s if s.count('A')<=2 else '*' for s in a])+'F'

print(max([len(s) for s in b.split('*')]))

s = open('24.txt').readline().split('D')[1:-1]

mx = 0

c = 1 # =1 так, как це­поч­ка долж­на на­чи­нать­ся с D

for i in range(len(s)):

if s[i].count('O') <= 2:

c += len(s[i]) + 1 #+1 так, как це­поч­ка долж­на за­кан­чи­вать­ся D

mx = max(mx, c)

else:

c = 1

print(mx)

a = [x if x.count('O') <= 2 else '*' for x in open('24.txt').readline().split('D')[1:-1]]

s = 'D'+'D'.join(a)+'D'

print(max([len(x) for x in s.split('*')]))