# 정수
num1 = -99
num2 = 99
print(f'abs({num1}) = {abs(num1)}')
print(f'abs({num2}) = {abs(num2)}')
abs(-99) = 99
abs(99) = 99
# 실수
num3 = -99.99
num4 = 99.99
print(f'abs({num3}) = {abs(num3)}')
print(f'abs({num4}) = {abs(num4)}')
abs(-99.99) = 99.99
abs(99.99) = 99.99