# Q3

# Get salary
salary = float(input("Input salary: "))

# Calcuation of tax
tax = 0

if salary > 7000:
    # If above 7000NIS, deduct 30% from the sum above 7000NIS
    tax += (salary - 7000) * 0.30
    salary = 7000  # Set salary after deducting taxed sum

if salary > 5000:
    # If above 5000NIS, deduct 20% from the sum above 5000NIS
    tax += (salary - 5000) * 0.20

# Print taxes
print(f"Sum of taxes: {tax:.2f}NIS")