Although an 8mm or 16mm would be better cost wise, I personally would use a 35 mm camera for this type of film. The 35mm is the only camera that would work well on a big screen. It is a rather expensive camera but no other camera could fit on the big screen.
Answer:
n= input("Please enter the next word: ")
x=1
while(n != "STOP"):
print("#" + str(x) + ": You entered " + n)
x=x+1
n= input("Please enter the next word: ")
print("All done. " + str(x-1) + " words entered.")
Explanation: