# Arup Guha
# 8/27/2020
# COVID-19 Room Capacity Program

# Get dimensions of the lecture hall.
length = int(input("How long is the lecture hall?\n"))
width = int(input("How wide is the lecture hall?\n"))

# Box must be 6 feet long.
rows = length//6

# Same for width of boxes.
cols = width//6

# Calculate the max number of people for the room.
capacity = rows*cols

# Display capacity
print("The room capacity is ", capacity,".", sep="")