import random
import string


plain_length = []

def randstring(n):
    letters = string.digits
    return ''.join(random.choice(letters) for i in range(n))
def rand_int(n):
    range_start = 10**(n-1)
    range_end   = (10**n)-1
    return random.randint(range_start, range_end)
i = 1
while i <=16 :
    plain_length.append(i*1)
    i = i + 1
base_name = "plain"

def file_handler(f_name, num, plain):
    plain = str(plain)
    num = str(num).zfill(2)
    f = open("./plain/"+f_name+"_"+num+".txt", "w")
    f.write(plain)

for i in plain_length:

    plain = rand_int(i)
    file_handler(base_name, i, plain)