# gas mileage: miles/gallon and cost of gas dollars/gallon

miles_per_gallon = float(input())
dollars_per_gallon = float(input())

# gallons each distance
gallons_20 = 20 / miles_per_gallon
gallons_75 = 75 / miles_per_gallon
gallons_500 = 500 / miles_per_gallon

# total each distance
cost_20 = gallons_20 * dollars_per_gallon
cost_75 = gallons_75 * dollars_per_gallon
cost_500 = gallons_500 * dollars_per_gallon

# costs formatted two decimal places
print(f'{cost_20:.2f} {cost_75:.2f} {cost_500:.2f}')