RosettaCodeData/Task/Nim-game/Lua/nim-game.lua

40 lines
724 B
Lua

tokens = 12
print("Nim Game\n")
print("Starting with " .. tokens .. " tokens.\n\n")
function printRemaining()
print(tokens .. " tokens remaining.\n")
end
function playerTurn(take)
take = math.floor(take)
if (take < 1 or take > 3) then
print ("\nTake must be between 1 and 3.\n")
return false
end
tokens = tokens - take
print ("\nPlayer takes " .. take .. " tokens.")
printRemaining()
return true
end
function computerTurn()
take = tokens % 4
tokens = tokens - take
print("Computer takes " .. take .. " tokens.")
printRemaining()
end
while (tokens > 0) do
io.write("How many tokens would you like to take?: ")
if playerTurn(io.read("*n")) then
computerTurn()
end
end
print ("Computer wins.")