print("welcome to my first program")
print("Please write your first number:")
a = int(input())
print("Please write your second number:")
b = int(input())
print("You entered this numbers respectively:", b, a)
laptopPrice = int(input())
taxPercentage = int(input())
totalPrice = int((laptopPrice * taxPercentage / 100) + laptopPrice)
print(totalPrice)
numberOfYears = int(input())
totalChildren = int(input())
totalSalary = int(400 + (20 * numberOfYears) + (30 * totalChildren))
print(totalSalary)