231031

# x = int(input())

# data = []

# for i in range(x):

# name, score = input().split()

# data.append([int(score), name])

# data.sort()

# print(data[x-3][1])

# train = 0

# x = 0

# for i in range(10):

# out, on = map(int, input().split())

# train = train - out

# train = train + on

# if train > x:

# x = train

# print(x)

# x = 0

# train = 0

# for i in range(4):

# data = list(map(int, input().split()))

# train = train - data[0] + data[1]

# if train > x:

# x = train

# print(x)

# v = []

#

# for i in range(3):

# data = list(map(int, input().split()))

# a = 0

# for j in range(len(data)):

# if data[j] == 1:

# a += 1

# if a == 0:

# v.append("D")

# elif a == 1:

# v.append("C")

# elif a == 2:

# v.append("B")

# elif a == 3:

# v.append("A")

# elif a == 4:

# v.append("E")

#

# for i in range(3):

# print(v[i])

# x, y = map(int, input().split(' '))

# z = int(input())

# if y + z <= 59:

# print(x, y+z, end='', sep=' ')

# elif y + z >= 60:

# print(x+1, y+z-60, end='', sep=' ')

# elif z > 59:

# print((x + (z//60)), (y + (z % 60)), end='', sep=' ')

# elif y + (z % 60) >= 60:

# print(x + (z//60), y + (z % 60), end='', sep=' ')

# print()

# x, y = map(int, input().split(' '))

# z = int(input())

# a = x*60 + y + z

# a = int(a)

# print(a//60 % 24, a % 60, end='', sep=' ')

# x, y, z = map(int, input().split(' '))

# t = int(input())

# a = x*3600 + y*60 + z + t

# a = int(a)

# print(a//3600 % 24, (a % 3600)//60, (a % 3600)%60, end='')