hello

print("Hello World!")
print("I'm here!")

def sum(num1, num2):
  def another_func(n1, n2):
    return n1 + n2
  return another_func (num1, num2) # распечатает результат функции
  
total = sum(10, 20)
print(total)

a = 9.9 + 1.1
b = int(a)
print(type(a))
print(type(b))

print(22 % 6)

# math functions
print(round(5.8))

print("Precedence:")
print(int((5 + 4) * 10 / 2))
print(((5 + 4) * 10) / 2)
print((5 + 4) * (10 / 2))
print(5 + (4 * 10) / 2)
print(5 + 4 * 10 // 2)

print(bin(5))
print(int("0b101", 2))