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('*')]))