buabaokeo.py

from random import randint
print ("Quy uoc Bao :0")
print ("Quy uoc Bua :1")
print ("Quy uoc Keo :2")
lst = ["Bao","Bua","Keo"]

computer = randint(0,2)
userinput = int (input ("Moi ban nhap: \n"))
print ("Nguoi dung da nhap",lst[userinput])
print ("May nhap",lst[computer])

matrix = [["Hoa","Thua","Thang"], 
          ["Thang","Hoa","Thua"], 
          ["Thua","Thang","Hoa"]]
print ("Ket Qua",matrix[computer][userinput])

buabaokeo2.py

from random import randint

print ("Quy uoc Bao :0")
print ("Quy uoc Bua :1")
print ("Quy uoc Keo :2")

lst = ["Bao","Bua","Keo"]
computer = randint(0,2)
userinput = int (input ("Moi ban nhap: \n"))
print ("Nguoi dung da nhap",lst[userinput])
print ("May nhap",lst[computer])
mx = [[0,-1,1],
      [1,0,-1],
      [-1,1,0]]
results = ["Hoa","Thang","Thua"]
print ("Ket qua",results[mx[computer][userinput]])