qyliang/CodeNanoFix huggingface dataset:
Buggy code:
w = input()
List = []
for k in range(len(w)):
  tmp = w[k]
  List.append(tmp)
num2alpha = lambda c: chr(c+64)
for i in range(1,27):
  tmp2 = List.count(num2alpha(i))
  if(tmp2 % 2 == 0):
    pass
  else:
    print("No")
    exit()
print("Yes")

Fixed code:
w = input()
List = []
for k in range(len(w)):
  tmp = w[k]
  List.append(tmp)
num2alpha = lambda c: chr(c+96)
for i in range(1,27):
  tmp2 = List.count(num2alpha(i))
  if(tmp2 % 2 == 0):
    pass
  else:
    print("No")
    exit()
print("Yes")
Buggy code:
#!/usr/bin/env python3
import sys
sys.setrecursionlimit(10**8)
input = sys.stdin.readline

count = [0] * 26
w = input()
for ch in w:
    count[ord(ch) - ord("a")] += 1
ok = True
for item in count:
    if item % 2 == 1:
        ok = False
print("Yes" if ok else "No")

Fixed code:
#!/usr/bin/env python3
import sys
sys.setrecursionlimit(10**8)
input = sys.stdin.readline

count = [0] * 26
w = input().rstrip()
for ch in w:
    count[ord(ch) - ord("a")] += 1
ok = True
for item in count:
    if item % 2 == 1:
        ok = False
print("Yes" if ok else "No")
Buggy code:
NN = input()
total = 0
for i in NN:
  a = NN.count(i)
  if a%2 ==0:
    pass
  else:
    totaL +=1
if total ==0:
  print('Yes')
else:
  print('No')
    


Fixed code:
NN = input()
total = 0
for i in NN:
  a = NN.count(i)
  if a%2 ==0:
    pass
  else:
    total +=1
if total ==0:
  print('Yes')
else:
  print('No')
Buggy code:
a = input()
b = 0
for i in range(len(a)):
    if a.count(a[i]) % 2:
        b += 1
    else:
        b -= 1000
if b >= 1:
    print('Yes')
else:
    print('No')


Fixed code:
a = input()
b = 0
for i in range(len(a)):
    if a.count(a[i]) % 2 ==0:
        b += 1
    else:
        b -= 1000
if b >= 1:
    print('Yes')
else:
    print('No')
Buggy code:
from collections import Counter as ca

s = input()

count = ca(s)
count = list(ca.values())
ans = 'Yes'
for i in count:
  if i % 2 != 0:
    ans = 'No'
    break
    
print(ans)

Fixed code:
from collections import Counter as ca

s = input()

count = ca(s)
count = list(count.values())
ans = 'Yes'
for i in count:
  if i % 2 != 0:
    ans = 'No'
    break
    
print(ans)
Buggy code:
w = str(input())
count = 1
for i in range(len(w)):
    s = w.count(w[i])
    if s % 2 != 0:
        print("No")
        count -=1
if count == 0:
    print("Yes")


Fixed code:
w = str(input())
count = 1
for i in range(len(w)):
    s = w.count(w[i])
    if s % 2 != 0:
        print("No")
        count -=1
        break
if count == 1:
    print("Yes")
Buggy code:
a = str(input())
b =sorted(list(set(a)))
c = 0
for i in b:
  if b.count(i)//2 == 0:
    c += 0
  else:
    c+= 1

if c == 0:
  print("Yes")
else:
  print("No")

Fixed code:
a = str(input())
b =sorted(list(set(a)))
c = 0
for i in b:
  if a.count(i) % 2 == 0:
    c += 0
  else:
    c += 1

if c == 0:
  print("Yes")
else:
  print("No")
Buggy code:
w=input().split()
ans='No'
for wd in w:
  if w.count(wd)%2!=0:
    break
else:
  ans='Yes'
print(ans)

Fixed code:
w=input()
ans='No'
for wd in w:
  if w.count(wd)%2!=0:
    break
else:
  ans='Yes'
print(ans)
Buggy code:
from collections import Counter

w=input()

d=Counter(w)

ans="Yes"

for i in d.values():
  if i%2==0:
    ans="No"
    break

print(ans)

Fixed code:
from collections import Counter

w=input()

d=Counter(w)

ans="Yes"
for i in d.values():
  if i%2!=0:
    ans="No"
    break

print(ans)
Buggy code:
print('Yes'if all(input().count(i)%2==0for i in set(s))else'No')

Fixed code:
s=input()
print('Yes'if all(s.count(i)%2==0for i in set(s))else'No')
Buggy code:
w = input()

ans = {}
for i in w:
  if i in ans:
    ans[i] += 1
  else:
    ans[i] = 1

if all[i % 2 == 0 in i for ans.values()]:
  print('Yes')
else:
  print('No')

Fixed code:
w = input()

ans = {}
for i in w:
  if i in ans:
    ans[i] += 1
  else:
    ans[i] = 1

if all([i % 2 == 0 for i in ans.values()]):
  print('Yes')
else:
  print('No')
Buggy code:
from collections import Counter

n = Counter(input())

for i in n.values():
  if i%2==1:
    print("No")
    break

print("Yes")

Fixed code:
from collections import Counter
 
n = Counter(input())
 
for i in n.values():
  if i%2==1:
    print("No")
    break

else:
  print("Yes")
Buggy code:
import collections 

w=input()

l=collections.Counter(list(w))
l=list(l.values())
flg=0
for i in range(len(l)):
    if l[i]%2!=0:
        flg+=1

if flg==0:
    print('Yes')
else:
    pritn('No')


Fixed code:

w=input()

import collections 

l=collections.Counter(list(w))
l=list(l.values())

flg=0
for i in range(len(l)):
    if l[i]%2!=0:
        flg+=1

if flg==0:
    print('Yes')
else:
    print('No')
Buggy code:
w=input()
alphabet=[a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z]
flag=0
for i in alphabet:
	num=w.count(i)
	if num%2==1:
		flag=1
		break
if flag==0:
	print("Yes")
else:
	print("No")

Fixed code:
w=input()
alphabet=["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"]
flag=0
for i in alphabet:
	num=w.count(i)
	if num%2==1:
		flag=1
		break
if flag==0:
	print("Yes")
else:
	print("No")
Buggy code:
n = input()
ans = 0
for i ih set(n):
  if n.count(i) % 2 == 0:
    ans += 1
    
if ans == len(set(n)):
  print("Yes")
else:
  print("No")


Fixed code:
n = input()
ans = 0
for i in set(n):
  if n.count(i) % 2 == 0:
    ans += 1
    
if ans == len(set(n)):
  print("Yes")
else:
  print("No")
Buggy code:
#!/use/bin/env python3

from collections import defaultdict

a = input()

b = defaultdict(int)


for c in a:
    b[c] += 1

d = []

for c in b.values():
    d.append(c % 2)

e = set(d)

ans = 'Yes' if 1 in e else 'No'

print(ans)


Fixed code:
#!/use/bin/env python3

from collections import defaultdict

a = input()

b = defaultdict(int)


for c in a:
    b[c] += 1

d = []

for c in b.values():
    d.append(c % 2)

e = set(d)

ans = 'No' if 1 in e else 'Yes'

print(ans)
Buggy code:
from collections import Counter
w = input()

c = Counter(l)

flag = True

for i in c.values():
    if i % 2 == 1:
        flag = False
        break

if flag:
    print("Yes")
else:
    print("No")

Fixed code:
from collections import Counter
w = input()

c = Counter(w)

flag = True

for i in c.values():
    if i % 2 == 1:
        flag = False
        break

if flag:
    print("Yes")
else:
    print("No")
Buggy code:
w=input()
s=[0]*123
for i in len(w):
    s[ord(w[i-1])]+=1
c=1
for i in range(97,97+26):
    if s[i]%2==1:
        c=0
        break
if c==1:
    print("Yes")
else:
    print("No")


Fixed code:
w=input()
s=[0]*123
for i in range(len(w)):
    s[ord(w[i-1])]+=1
c=1
for i in range(97,97+26):
    if s[i]%2==1:
        c=0
        break
if c==1:
    print("Yes")
else:
    print("No")
Buggy code:
w = list(input())
ans = "Yes"

for i in w:
    cnt = 0
    for j in w:
        if i == j:
            cnt += 1
    if cnt%2 == 1:
        ans = "No"
        break

print(ans

Fixed code:
w = list(input())
ans = "Yes"

for i in w:
    cnt = 0
    for j in w:
        if i == j:
            cnt += 1
    if cnt%2 == 1:
        ans = "No"
        break

print(ans)
Buggy code:
w = input()
a = abcdefghijklmnopqrstuvwxyz
co = 0
ch = True
for i in a:
    for j in w:
        if i = j:
            co += 1:
    if co % 2:
        ch = False
        break
if ch:
    print("yes")
else:
    print("No")

Fixed code:
w = input()
a = "abcdefghijklmnopqrstuvwxyz"
co = 0
ch = True
for i in a:
    for j in w:
        if i == j:
            co += 1
    if co % 2:
        ch = False
        break
    co = 0
    
    
if ch:
    print("Yes")
else:
    print("No")
Buggy code:
s = input()
s_list = [s[_] for _ in range(len(s))]

dic = dict()
for c in s_list:
  if c in dic:
    dic[c] += 1
  else:
    dic[c] = 1

flg = True
for key in dic:
  if dic[key] != 2:
    flg = False
    
if flg:
  print('Yes')
else:
  print('No')
  
  

Fixed code:
s = input()
s_list = [s[_] for _ in range(len(s))]

dic = dict()
for c in s_list:
  if c in dic:
    dic[c] += 1
  else:
    dic[c] = 1

flg = True
for key in dic:
  if dic[key]%2 != 0:
    flg = False
    break
    
if flg:
  print('Yes')
else:
  print('No')
Buggy code:
w = input()
print('Yes') if sum([int(w.count(chr(x))%2) for x in range(65,65+26)])==0 else print('No')

Fixed code:
w = input()
print('Yes') if sum([int(w.count(chr(x))%2) for x in range(97,97+26)])==0 else print('No')
Buggy code:
w = "abaccaba"
# w = input()
dct_str = dict.fromkeys(w, 0)

for alp in w:
    dct_str[alp] += 1
flag = True
for alp in dct_str.keys():
    if dct_str[alp] % 2 != 0:
        flag = False

if flag == True:
    print("Yes")
else:
    print("No")

Fixed code:
w = input()
dct_str = dict.fromkeys(w, 0)
 
for alp in w:
    dct_str[alp] += 1
flag = True
for alp in dct_str.keys():
    if dct_str[alp] % 2 != 0:
        flag = False
 
if flag == True:
    print("Yes")
else:
    print("No")
Buggy code:
s=input()
s=list(s)
for i in s:
  if s.count(s[i])%2==1:
    print("No")
    exit()
print("Yes")

Fixed code:
s=input()
s=list(s)
for i in s:
  if s.count(i)%2==1:
    print("No")
    exit()
print("Yes")
Buggy code:
from collections import Counter
a = input()
b = Counter(a)
c = 0

for i in b.values:
  if i%2!=0:
    c = 1
    break
else:
  if c==0:
    print("Yes")
  else:
    print("No")

Fixed code:
from collections import Counter
a = input()
b = Counter(a)
c = 0

for i in b.values():
  if i%2!=0:
    c = 1
else:
  if c==0:
    print("Yes")
  else:
    print("No")
Buggy code:
import collections
w=list(input())
W=collections.Counter(w)
ans="Yes"
for i in W.values():
    if i%2!=0:
        ans="NO"
        break

print(ans)

Fixed code:
import collections
w=list(input())
W=collections.Counter(w)
ans="Yes"
for i in W.values():
    if i%2!=0:
        ans="No"
        break

print(ans)
Buggy code:
import collections
def calc_double(n):
    return n%2
a=input()
b=collections.Counter(a)
values=zip(*b.most_common())
c=list(values)
e=c[1]
d=list(map(int,e))
print(d)
if sum(map(calc_double,d))==0:
    print('Yes')
else:
    print('No')

Fixed code:
import collections
def calc_double(n):
    return n%2
a=input()
b=collections.Counter(a)
values=zip(*b.most_common())
c=list(values)
e=c[1]
d=list(map(int,e))
if sum(map(calc_double,d))==0:
    print('Yes')
else:
    print('No')
Buggy code:
w = input()

for i in w:
    if w.count(i)%2! = 0:
        print("No")
        break
    else:
        print("Yes")



Fixed code:
w = input()

ans = "No"
for i in w:
    if w.count(i)%2!= 0:
        break
else:
    ans = "Yes"
print(ans)
Buggy code:
w = input()
from collection import defaultdict
D = defaultdict(int)

for i in w:
    D[i]+=1
flag = 0
for i in D:
    if D[i]%2==1:
        flag = 1
        break
if flag==1:
    print("No")
else:
    print("Yes")

Fixed code:
w = input()
from collections import defaultdict
D = defaultdict(int)
 
for i in w:
    D[i]+=1
flag = 0
for i in D:
    if D[i]%2==1:
        flag = 1
        break
if flag==1:
    print("No")
else:
    print("Yes")
Buggy code:
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time

sys.setrecursionlimit(10**7)
inf = 10**20
mod = 10**9 + 7


def main():
    s = input()
    d = collections.defaultdict(int)
    for c in s:
        d[c] += 1
    for c in d.values():
        if c % 2 == 1:
            return 'No'
    return 'YES'



print(main())


Fixed code:
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time

sys.setrecursionlimit(10**7)
inf = 10**20
mod = 10**9 + 7


def main():
    s = input()
    d = collections.defaultdict(int)
    for c in s:
        d[c] += 1
    for c in d.values():
        if c % 2 == 1:
            return 'No'
    return 'Yes'



print(main())
Buggy code:
w = list(map(str,input()))
w.sort()
w = "".join(w)

flag = 0
w = [w[i*2:i*2+2] for i in range(-(-len(w)//2))]
for i in w:
  if not i[0] == i[1]:
    flag = 1

print("Yes") if not flag else print("No")

Fixed code:
w = list(map(str,input()))
w.sort()
w = "".join(w)

flag = 0
w = [w[i*2:i*2+2] for i in range(-(-len(w)//2))]
for i in w:
  if len(i)==1 or not i[0] == i[1]:
    flag = 1
    break

print("Yes") if not flag else print("No")
Buggy code:
w = input()
flag = False
arr = []
for i in range(w):
  arr.append(i)
  
set_arr = list(set(arr))
for i in set_arr:
  cout_num = arr.count(i)
  if count_num % 2 != 0:
    flag = True
    break
if flag:
  print("No")
else:
  print("Yes")


Fixed code:
w = input()
flag = False
arr = []
for i in w:
  arr.append(i)
  
set_arr = list(set(arr))
for i in set_arr:
  count_num = arr.count(i)
  if count_num % 2 != 0:
    flag = True
    break
if flag:
  print("No")
else:
  print("Yes")
Buggy code:
s = input()
from collections import Counter
c = Counter(s)

flag = True
for v in c.values():
    if v%2!=0: flag = False
    
print('Yes' if bl else 'No')

Fixed code:
s = input()
from collections import Counter
c = Counter(s)

flag = True
for v in c.values():
    if v%2!=0: flag = False
    
print('Yes' if flag else 'No')
Buggy code:
word=input()
list=set(word)
T=True
for i in list:
  if word.count(i)%2==1:
    T=False
if T=True:
  print("Yes")
else:
  print("No")

Fixed code:
word=input()
list=set(word)
T=True
for i in list:
  if word.count(i)%2==1:
    T=False
if T==True:
  print("Yes")
else:
  print("No")
Buggy code:
s = input()
cnt = 0
for i in s:
    if s.count(i) % 2 == 0:
        cnt += 1
    
    else:
        print("No")
if cnt == len(s):
    print("Yes")
else:
    print("No")
        
        

Fixed code:
s = input()
cnt = 0
for i in s:
    if s.count(i) % 2 == 0:
        cnt += 1
    
    else:
        pass
if cnt == len(s):
    print("Yes")
else:
    print("No")
Buggy code:
from collections import Counter
w=input()
c=Counter(c).values()
s="Yes"
for i in c:
  if i%2==1:
    s="No"
print(s)

Fixed code:
from collections import Counter
w = input()
c = Counter(w)
ans = "Yes"
for i in c.values():
    if i%2==1:ans="No"
print(ans)
Buggy code:
w = input()
w_list = list(w)
w_set = set(w_list)
for val in w_set:
    if w_list.count(val) % 2 == 0:
        continue
    else:
        print('No')
        break
else:
    continue
    print('Yes')

Fixed code:
w = input()
w_list = list(w)
w_set = set(w_list)
for val in w_set:
    if w_list.count(val) % 2 == 0:
        continue
    else:
        print('No')
        break
else:
    print('Yes')
Buggy code:
w=input()
def solve():
  for j in [chr(i) for i in range(91,91+26)]
    if w.count(j)%2==0:
      print("No")
      return
  print("Yes")
  return

solve()

Fixed code:
w=input()
def solve():
  for j in [chr(i) for i in range(91,91+26)]:
    if w.count(j)%2!=0:
      print("No")
      return
  print("Yes")
  return

solve()
Buggy code:
import sys
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
read = sys.stdin.buffer.read
sys.setrecursionlimit(10 ** 7)
INF = float('inf')

w = input()
import collections
c = collections.Counter(w)
print(c)
for k, v in c.items():
    if v % 2 != 0:
        print('No')
        quit()
print('Yes')


Fixed code:
import sys
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
read = sys.stdin.buffer.read
sys.setrecursionlimit(10 ** 7)
INF = float('inf')

w = input()
import collections
c = collections.Counter(w)
for k, v in c.items():
    if v % 2 != 0:
        print('No')
        quit()
print('Yes')
Buggy code:
import math
import collections
import fractions
import itertools
import functools
import operator

def solve():
    w = input()
    c = collections.Counter()
    for i in c:
        if c[i] % 2 == 1:
            print("No")
            exit()
    print("Yes")
    return 0

if __name__ == "__main__":
    solve()


Fixed code:
import math
import collections
import fractions
import itertools
import functools
import operator

def solve():
    w = input()
    c = collections.Counter(w)
    for i in c:
        if c[i] % 2 == 1:
            print("No")
            exit()
    print("Yes")
    return 0

if __name__ == "__main__":
    solve()
Buggy code:
w = list(input())
alp = list("abcdefghijklmnopqrstuvwxyz")
ans = 0

for i in alp:
    if w.count(i) % 2 != 0 :
        ans += 1

if ans == 0:
    print("YES")
else:
    print("No")

Fixed code:
w = list(input())
alp = list("abcdefghijklmnopqrstuvwxyz")
ans = 0

for i in alp:
    if w.count(i) % 2 != 0 :
        ans += 1

if ans == 0:
    print("Yes")
else:
    print("No")
Buggy code:
s=list(input())
flag="Yes"
while(len(s)>0):
  d=s[0]
  if s.count(d)%2==1:
    flag="No"
    break
  else:
    for i in range(s.count(d)):
      s.remove(d)
print(frag)

Fixed code:
s=list(input())
flag="Yes"
while(len(s)>0):
  d=s[0]
  if s.count(d)%2==1:
    flag="No"
    break
  else:
    for i in range(s.count(d)):
      s.remove(d)
print(flag)
Buggy code:
from collections import Counter
w = list(Counter(list(input())).items())
if all(w[i][1]%2== for i in range(len(w))):
    print("Yes")
else:
    print("No")

Fixed code:
from collections import Counter
w = list(Counter(list(input())).items())
if all(w[i][1]%2==0 for i in range(len(w))):
    print("Yes")
else:
    print("No")
Buggy code:
s,ans=input(),0;a=[s[i]for i in range(len(s))];a.sort()
for i in a:
  if a.count(i)%2!=0:ans=1
if ans=0:print("Yes")
else:print("No")

Fixed code:
s,ans=input(),0;a=[s[i]for i in range(len(s))];a.sort()
for i in a:
  if a.count(i)%2!=0:ans=1
if ans==0:print("Yes")
else:print("No")
Buggy code:
W = input()
W_list = set(list(s for s in W))
ans = True 
for s in W_list:
    if W.count(s) % 2 != 0
        False
        break

if ans:
    print("Yes")
else 
    print("No")

Fixed code:
W = input()
W_list = set(list(s for s in W))
ans = True 
for s in W_list:
    if W.count(s) % 2 != 0:
        ans = False
        break


if ans:
    print("Yes")
else:
    print("No")
Buggy code:
from collectiosn import Counter

c = Counter(input())
valid = True
for key, value in c.items():
    if value % 2 == 1:
        valid = False
        break
if valid:
    print("Yes")
else:
    print("No")


Fixed code:
from collections import Counter

c = Counter(input())
valid = True
for key, value in c.items():
    if value % 2 == 1:
        valid = False
        break
if valid:
    print("Yes")
else:
    print("No")
Buggy code:
w = input()
cdict = {}
for c in w:
  if c in cdict:
    cdict[c] += 1
  else:
    cdict[c] = 0
    
if all(cdict[c]%2==0 for c in cdict):
  print('Yes')
else:
  print('No')

Fixed code:
w = input()
cdict = {}
for c in w:
  if c in cdict:
    cdict[c] += 1
  else:
    cdict[c] = 1
    
if all(cdict[c]%2==0 for c in cdict):
  print('Yes')
else:
  print('No')
Buggy code:
w = list(input())
w = sorted(w)
flag = True
print(w)
for i in range(0,len(w)-1,2):
    print(i)
    if w[i]!=w[i+1]:
        flag = False
        break
if flag and len(w)%2==0:
    print('Yes')
else:
    print('No')

Fixed code:
w = list(input())
w = sorted(w)
flag = True
for i in range(0,len(w)-1,2):
    if w[i]!=w[i+1]:
        flag = False
        break
if flag and len(w)%2==0:
    print('Yes')
else:
    print('No')
Buggy code:
from collection import Counter
S = Counter(list(input()))
for k, v in S.items():
  if v % 2 == 1:
    print("No")
    exit()
print("Yes")

Fixed code:
from collections import Counter
S = Counter(list(input()))
for k, v in S.items():
  if v % 2 == 1:
    print("No")
    exit()
print("Yes")
Buggy code:
w = input()
if all([w.count(s) % 2 == 0 for s in set(w)]):
    print("YES")
else:
    print("No")

Fixed code:
w = input()
if all([w.count(s) % 2 == 0 for s in set(w)]):
    print("Yes")
else:
    print("No")
Buggy code:
w=list(input())
s=list(set(w))
k=len(s)
b=0
for i in range(k):
   if w.count(s[b])%2==0:
      print("No")
   else:
      b+=1
print("Yes")

      



Fixed code:
w=list(input())
s=list(set(w))
k=len(s)
b=0
for i in range(k):
   if w.count(s[b])%2!=0:
      print("No")
      break
   else:
      b+=1
if b==k:
    print("Yes")
Buggy code:
vimport sys
w = input()
checker = set(w)
for i in checker:
    if w.count(i)%2 == 1:
        print("No")
        sys.exit()
print("Yes")

Fixed code:
import sys
w = input()
checker = set(w)
for i in checker:
    if w.count(i)%2 == 1:
        print("No")
        sys.exit()
print("Yes")
Buggy code:
s = input()

for i in range(len(s)):
  if s.count(s[i])%2 == 1:
    print("No")
    break
print("Yes")
    

Fixed code:
s = input()
 
flag = 1
for i in range(len(s)):
  if s.count(s[i])%2 == 1:
    print("No")
    flag = 0
    break

if flag == 1:
	print("Yes")
Buggy code:
s=input()
ok=True
for i in s:
    if i.count(s)%2!=0:
        ok=False
if ok:
    print("Yes")
else:
    print("No")

Fixed code:
s=input()
ok=True
for i in s:
    if s.count(i)%2 != 0:
        ok=False
        break
if ok:
    print("Yes")
else:
    print("No")
Buggy code:
s = input()
di = {}
for c in s:
  di[c] = 0
for c in s:
  di[c] +=1
  
is_beautiful = True
for c in s:
  if di[c] %2 ==1:
    is_beautiful = False

print('Yes' is is_beautiful else 'No')

Fixed code:
s = input()
di = {}
for c in s:
  di[c] = 0
for c in s:
  di[c] +=1
  
is_beautiful = True
for c in s:
  if di[c] %2 ==1:
    is_beautiful = False

print('Yes' if is_beautiful else 'No')
Buggy code:
w=input()
c=0
if len(w)%2==1:
   print('No')
else:
   import string
   for _ in string.ascii_lowercase:
      if not w.count(_)%2==0:
         c+=1
if c==0:
   print('Yes')
else:
   print('No')

Fixed code:
w=input()
c=0
if len(w)%2==1:
   print('No')
else:
   import string
   for _ in string.ascii_lowercase:
      if not w.count(_)%2==0:
         c+=1
   if c==0:
      print('Yes')
   else:
      print('No')
Buggy code:
from collections import Counter
S = Counter(input())
flag = False
for c in S.values():
  if c % 2 == 1:
    flag = True
if flag:
  print('Yes')
else:
  print('No')

Fixed code:
from collections import Counter
S = Counter(input())
flag = True
for c in S.values():
  if c % 2 == 1:
    flag = False
if flag:
  print('Yes')
else:
  print('No')
Buggy code:
#abc044 b
s=input()
moji=dict()
flag=True
for i in range(len(s)):
    if i not in moji:
        moji[i]=1
    else:
        moji[i]+=1
for i in moji.values():
    if i%2==1:
        flag=False
        break
print("Yes" if flag else "No")

Fixed code:
#abc044 b
s=input()
moji=dict()
flag=True
for i in s:
    if i not in moji:
        moji[i]=1
    else:
        moji[i]+=1

for i in moji.values():
    if i%2==1:
        flag=False
        break
print("Yes" if flag else "No")
Buggy code:
import sys
input = sys.stdin.readline
w=input().strip()
from collections import Counter
s~Counter(w)
for a in s.values():
    if a%2==1:
        print("No")
        exit()
print("Yes")


Fixed code:
import sys
input = sys.stdin.readline
w=input().strip()
from collections import Counter
s=Counter(w)
for a in s.values():
    if a%2==1:
        print("No")
        exit()
print("Yes")
Buggy code:
import collections
w = list(input())
c = collections.Counter(w)
print("Yes") if all([i % 2 == 0 for i in list(c)]) else print("No")

Fixed code:
import collections
w = list(input())
c = collections.Counter(w)
print("Yes") if all([i % 2 == 0 for i in c.values()]) else print("No")
Buggy code:
import collections

def mod(x):
  x % 2

a = input()
b = list(a)

c = collections.Counter(b)

countc = c.values()

modc = map(mod, countc)

if '1' in modc:
  print('No')
else:
  print('Yes')

Fixed code:
import collections

def mod(x):
  return x % 2

a = input()
b = list(a)

c = collections.Counter(b)

countc = c.values()

modc = map(mod, countc)

if 1 in modc:
  print('No')
else:
  print('Yes')
Buggy code:
import numpy as np
w = input()

alp_list = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']

w_list = []
for s in w:
    w_list.append(s)

print(w_list)

count_list = []
for i in alp_list:
    count = w_list.count(i)
    count_list.append(count)

print(count_list)

div_array = np.array(count_list) % 2
div_list = div_array.tolist()

if div_list.count(0) == 26:
    print('Yes')
else:
    print('No')


Fixed code:
import numpy as np
w = input()

alp_list = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']

w_list = []
for s in w:
    w_list.append(s)

count_list = []
for i in alp_list:
    count = w_list.count(i)
    count_list.append(count)

div_array = np.array(count_list) % 2
div_list = div_array.tolist()

if div_list.count(0) == 26:
    print('Yes')
else:
    print('No')