print("enter probability as a number (0-100%):")
probability_plan=io.read("*n")

print("enter amount of runs a number:")
amount_runs=io.read("*n")

probability_yes=0

math.randomseed(os.time())

for i=1, amount_runs, 1
do

  local random_number=math.random(0,100)
  if (random_number<probability_plan) then
    print(i .. " " .. random_number .. " Yes")
    probability_yes=probability_yes + 1
  else
    print(i .. " " .. random_number .. " No")
  end

end

probability_actual=100/amount_runs*probability_yes
print("probability: " .. probability_actual)