With open('input txt') as file: son=int(file read)

with open('input.txt') as file:

son=int(file.read())

s={0:"",100:"yuz ",1000:"ming ",1000000:"million " , 1000000000:"milliard "}

S1={0:"",1:"o'n ",2:"yigirma ",3:"o'ttiz ",4:"qirq ",5:"ellik ",6:"oltmish ",7:"yetmish ",8:"sakson ",9:"to'qson "}

S={0:"",1:"bir ",2:"ikki ",3:"uch ", 4:"to'rt ", 5:"besh ",6:"olti ", 7:"yetti ",8:"sakkiz ",9:"to'qqiz "}

s1=""

n=son

r=0; b=0; t=0; f=0; k=0;m=0;m1=0;m2=0;m3=0

while n>0:

t += 1; f += 1;b += 1; m += 1;

r = n % 10;

n = n // 10;

if t>=10 and r!=0 and m3==0: m3=1;s1=s[1000000000]+s1

if t >= 7 and t <= 9 and r != 0 and m2 == 0: m2 = 1;s1 = s[1000000] + s1;

if t >= 4 and t <= 6 and r != 0 and m1 == 0: m1 = 1;s1 = s[1000] + s1;

if (t == 3 or f == 3) and r != 0: f = 0; b = 0;s1 = s[100] + s1;

if f==3: f=0;b=0

if b==2 and r!=0: b = 0; s1=S1[r]+s1;

elif r!=0: s1=S[r]+s1

with open('output.txt','w') as file:

file.write(s1)