**TI83F*

Created by TI-Smartview CE 5.6.0.2092     н ЬTICTACTO  ЬЪPYCDTTT_Done.py from time import *
from random import *

def fraction():
  n=randint(-10,10)
  
  
  
  

def problem():
  
  
  
  
  
  
  
  
  
  #check answer
  if abs( answer - un/ud) < 0.000001:
    print("Correct")
    sleep(2)
    return True
  else:
    print("Sorry, incorrect ")
    sleep(2)
    return False

def board(lst,player):
  str = " " + lst[1] + " | " + list[2] + " | " + lst[3] + "   1 2 3"
  str += "\n" + "-"*11 + "\n"
  str += " " + lst[4] + " | " + list[5] + " | " + lst[6] + "   4 5 6"
  str += "\n" + "-"*11 + "\n"
  str += " " + lst[7] + " | " + list[8] + " | " + lst[9] + "   7 8 9"
  print(str)

def check(lst):
  for a in range(0,3):
    if lst[1+a*3]!=" "and lst[1+a*3]==lst[2+a*3]==lst[3+a*3]:
      return True
    if lst[1+a]!=" " and lst[1+a]==lst[4+a]==lst[7+a]:
      return True
  if lst[1]==lst[5]==lst[9]!=" " or lst[3]==lst[5]==lst[7]!=" ":
    return True
  return False

list=[" "]*10
computer=[1,2,3,4,5,6,7,8,9]
win=False
board(list,"x")

while win==False and len(computer)>0:
  if problem()==True:
    player="x"
    spot=int(input("place "+ player+" at space: "))
    while spot < 1 or spot >9 or list[spot] != " ":
      spot=int(input("place "+ player+" at space: "))
    board(list,player)
    list[spot]=player
    computer.remove(spot)
    win=check(list)
  sleep(1)
  if win==False:
    player="o"
    c=choice(computer)
    computer.remove(c)
    print("computer picks",c)
    list[c]=player
    board(list,player)
    win=check(list)
  print(" ")
  if computer==[]:
    break

board(list,player)
if win==True and player=="x":
  print("You win!!")
elif win==True:
  print("Sorry, the computer wins")
else:
  print("No one wins!!")
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