Python3简单实例计算同花的概率代码

import random
list=["2","3","4",'5','6','7','8','9','10',"J","Q","K","A"]
list2=["H","C","D","S"]
list3=[]
n=0
a=0
while a<4:
 n=0
 while n<13:
  list3+=[list[n]+list2[a]]
  n+=1
 a+=1
i=0
r=0
d=0
c=0
s=0
h=0
while i <10000:
 random.shuffle(list3)
 list4=list3[0:5]
 i+=1
 for card in list4:
  if 'D' in card:
   d+=1
   if d==5:
    r+=1
 for card in list4:
  if 'H' in card:
   h+=1
   if h==5:
    r+=1
 for card in list4:
  if 'S' in card:
   s+=1
   if s==5:
    r+=1
 for card in list4:
  if 'C' in card:
   c+=1
   if c==5:
    r+=1
 d=0
 c=0
 s=0
 h=0
print ('Number of natural Flushes:',r)
print('Percentage:',r/100,'%')