using Distributions
function simtree(color_dist, x)
color_time = rand(color_dist)
fall_time = rand(DiscreteUniform(color_time+1, length(x)))
for i in color_time:fall_time
x[i] += 1
end
end
function simfall(times, trees)
x = zeros(Int, times)
color_dist = DiscreteUniform(1, times-1)
for _ in 1:trees
