a = int(input(2))

b = int(input(3))

c=int(input(6))

print(a+b+c)

b = int(input(3))

h = int(input(5))

a=b*h/2

print(a)

n = int(input(6))

k=int(input(50))

print(k//n)

print(k%n)

n = int(input())

hours = n % (60 * 24) // 60

minutes = n % 60

print(hours, minutes)

print('Hello, ' + input() + '!')

n = int(input())

print('The next number for the number ' + str(n) + ' is ' + str(n + 1) + '.')

print('The previous number for the number ' + str(n) + ' is ' + str(n - 1) + '.')

a = int(input())

b = int(input())

c = int(input())

print(a // 2 + b // 2 + c // 2 + a % 2 + b % 2 + c % 2)

a=int(input())

b=int(input())

l=int(input())

N=int(input())

F=(2*l+a)+2*(N-1)*(a+b)

print(F)