n = int(input())

no = []

day = []

money = 0

delay_no = []

for i in range (n):

a, b = map(int, input().split())

no.append(a)

day.append(b)

for i in range (n):

if (day[i] > 100):

money = money + ((day[i] - 100) * 5)

delay_no.append(no[i])

delay_no.sort()

if not (delay_no == []):

print(*delay_no)

print(money)