Загрузка данных


import sys

tokens = sys.stdin.read().split()
n = int(tokens[0])
records = tokens[1:1 + n]

total = 0
best = 0
current = 0

for rec in records:
    cmd = rec[0]
    dur = int(rec[1:])
    if cmd in ('F', 'B'):
        current += dur
        total += dur
        best = max(best, current)
    else:
        current = 0

print(total, best)