import math

record_in_sec = float(input())
distance_in_meter = float(input())
time_in_sec = float(input())

climb_distance_sec = distance_in_meter * time_in_sec
slow = (math.floor(distance_in_meter / 50)) * 30

total_time = climb_distance_sec + slow
of_target = abs(record_in_sec - total_time)

if total_time >= record_in_sec:
    print(f"No! He was {of_target:.2f} seconds slower.")
else:
    print(f'Yes! The new record is {total_time:.2f} seconds.')