qyliang/CodeNanoFix huggingface dataset:
Buggy code:
from collections import *
from operator import *

n = int(input())
s = input()

counter_s = Counter(s).most_common()
ans = 1
for i in counter_s:
    ans = (ans * i[1] + 1) % (10 * 9 + 7)

ans -= 1
print(ans)

Fixed code:
from collections import *
from operator import *

n = int(input())
s = input()

counter_s = Counter(s).most_common()
ans = 1
for i in counter_s:
    ans = (ans * (i[1] + 1)) % (10 ** 9 + 7)

ans -= 1
print(ans)
Buggy code:
import collections as cl


N = int(input())
S_lst = list(input())

counter_dic = dict(cl.Counter(S_lst))

print(counter_dic)
print(counter_dic.values())

ans = 1
for i in counter_dic.values():
    ans *= i + 1

ans -= 1
ans %= 10**9 + 7

print(ans)

Fixed code:
import collections as cl


N = int(input())
S_lst = list(input())

counter_dic = dict(cl.Counter(S_lst))

ans = 1
for i in counter_dic.values():
    ans *= i + 1

ans -= 1
ans %= 10**9 + 7

print(ans)
Buggy code:
n = int(input())
s = str(input())
l = []
for x in s:
    if x not in l:
        l.append(x)
ans = 1
for x in l:
    ans = ans*(s.count(x)+1)
ans =- 1
ans %= 10**9 + 7
print(ans-1)

Fixed code:
n = int(input())
s = str(input())
l = []
for x in s:
    if x not in l:
        l.append(x)
ans = 1
for x in l:
    ans = ans*(s.count(x)+1)
ans -= 1
ans = ans%(10**9 + 7)
print(ans)
Buggy code:
n=int(input())
s=input()
m=list(set(s))
ans=1
for i in m:
    ans*=s.count(i)-1
print((ans-1)%(10**9+7))

Fixed code:
n=int(input())
s=list(input())
a=set(s)
ans=1
for i in a:
    ans=ans*(s.count(i)+1)%(10**9+7)
print(ans-1)
Buggy code:
n=int(input())
s=list(input())
s.sort()
cnt=1
cnt_list=[]
if len(s)==1:
    print(1)
    exit()
for i in range(n-1):
    if s[i]==s[i+1]:
        cnt+=1
        if i==n-2:
            cnt_list.append(cnt)
    else:
        cnt_list.append(cnt)
        cnt=1
        if i==n-2:
            cnt_list.append(1)
ans=1
print(cnt_list)
for i in range(len(cnt_list)):
    ans=ans*(cnt_list[i]+1)%(10**9+7)
print(ans-1)

Fixed code:
n=int(input())
s=list(input())
s.sort()
cnt=1
cnt_list=[]
if len(s)==1:
    print(1)
    exit()
for i in range(n-1):
    if s[i]==s[i+1]:
        cnt+=1
        if i==n-2:
            cnt_list.append(cnt)
    else:
        cnt_list.append(cnt)
        cnt=1
        if i==n-2:
            cnt_list.append(1)
ans=1
for i in range(len(cnt_list)):
    ans=ans*(cnt_list[i]+1)%(10**9+7)
print(ans-1)
Buggy code:
import collectinos
n = int(input())
s = input()

c = collections.Counter(s)

res = 1
for x in c.values():
    res *= (x+1)

print( (res-1) % (10**9 + 7))

Fixed code:
import collections
n = int(input())
s = input()

c = collections.Counter(s)

res = 1
for x in c.values():
    res *= (x+1)

print( (res-1) % (10**9 + 7))
Buggy code:
from collections import Counter
n,s=int(input()),input();c=[s[i]for i in range(n)];a=Counter(c);ans=1
for i in a:ans*=a[i]+1
print((ans-1)%10**9+7)

Fixed code:
from collections import Counter
n,s=int(input()),input();c=[s[i]for i in range(n)];a=Counter(c);ans=1
for i in a:ans*=a[i]+1
print((ans-1)%(10**9+7))
Buggy code:
KIND = 26
l=int(input())
s=input()

alpha_list = []
for i in range(0, KIND):
    alpha_list.append(0)

for i in s:
    alpha_list[ord(i)-ord('a')] += 1

ret = 1
for num in alpha_list:
    ret *= (num + 1)
print((ret-1)%100000000+7)


Fixed code:
KIND = 26
l=int(input())
s=input()

alpha_list = []
for i in range(0, KIND):
    alpha_list.append(0)

for i in s:
    alpha_list[ord(i)-ord('a')] += 1

ret = 1
for num in alpha_list:
    ret *= (num + 1)
print((ret-1)%(1000000000+7))
Buggy code:
N = int(input())
S = input()
  
co = 0
index =0
n =[]
str = ""

for i in range(N):
  index=str.find(S[i])
  if index == -1 :
    str += S[i]
    n.append(2)
  else :
    n[i]++

co = 1
for i in range(n.size()):
  co = co * n[i]
co--;

print(co % 1000000007)

Fixed code:
N = int(input())
S = input()
  
co = 0
index =0
n =[]
str = ""

for i in range(N):
  index=str.find(S[i])
  if index == -1 :
    str += S[i]
    n.append(2)
  else :
    n[index] += 1

co = 1
for i in range(len(n)):
  co = co * n[i]
co -= 1

print(co % 1000000007)
Buggy code:
n = int(input())
s = input()
ans = 1
for x in set(s):
    ans *= s.count(x)+1
    print(ans)
print((ans-1)%(10**9+7))

Fixed code:
n = int(input())
s = input()
ans = 1
for c in set(s):
    ans *= (s.count(c)+1)
ans -= 1
print(ans%(10**9+7))
Buggy code:
import sys
import pprint

N = sys.stdin.readline()
S = sys.stdin.readline()

N = int(N.strip())
S = S.strip()

#print (N)
#print (S)

mydict = {}

for x in range(N):
	if S[x] in mydict:
		mydict[S[x]] += 1
	else:
		mydict[S[x]] = 1

pprint.pprint(mydict)

count_1 = 0
c = 1

for k in mydict:
		c *= mydict[k] + 1

print((c - 1) % (10**9 + 7))

Fixed code:
import sys
import pprint

N = sys.stdin.readline()
S = sys.stdin.readline()

N = int(N.strip())
S = S.strip()

#print (N)
#print (S)

mydict = {}

for x in range(N):
	if S[x] in mydict:
		mydict[S[x]] += 1
	else:
		mydict[S[x]] = 1

#pprint.pprint(mydict)

count_1 = 0
c = 1

for k in mydict:
		c *= mydict[k] + 1


print((c - 1) % (10**9 + 7), end="")
Buggy code:
from collections import defaultdict

n = int(input())
s = input()

c_map = defaultdict(int)
for c in s:
    c_map[c] += 1

ans = 1
for cnt in c_map.values():
 	if cnt == 1:
 		ans *= 2
 	else:
 		ans *= (cnt+1)

print((ans-1) % (1e9+7))


Fixed code:
from collections import defaultdict

n = int(input())
s = input()

mod = int(1e9+7)

c_map = defaultdict(int)
for c in s:
    c_map[c] += 1

ans = 1
for cnt in c_map.values():
 	if cnt == 1:
 		ans *= 2
 	else:
 		ans *= (cnt+1)

 	if ans > mod:
 		ans %= mod

print(ans-1)
Buggy code:
#coding: utf-8
N = int(input())
S = input()
mod = 1e9 + 7
alpha = list(map(chr,range(97,123)))
ans = 1
for i in alpha:
    ans *= S.count(i) + 1
    print(S.count(i))
print((ans-1) % mod)

Fixed code:
#coding: utf-8
N = int(input())
S = input()
mod = 1000000000 + 7
alpha = list(map(chr,range(97,123)))
ans = 1
for i in alpha:
    ans *= S.count(i) + 1
print(int((ans-1) % mod))
Buggy code:
from collections import Counter

import scipy.misc as scm

n = int(input())
s = list(input())
tmp = len(set(s))
count_s = Counter(s)
count_s = count_s.most_common()
ans = 1
for i in range(tmp):
  if count_s[i][1] > 1:
    ans *= (count_s[i][1]+1)
    ans %= (10**9+7)
  else:
    ans *= 2
    ans %= (10**9+7)
print(ans)


Fixed code:
from collections import Counter

import scipy.misc as scm

n = int(input())
s = list(input())
tmp = len(set(s))
count_s = Counter(s)
count_s = count_s.most_common()
ans = 1
for i in range(tmp):
  if count_s[i][1] > 1:
    ans *= (count_s[i][1]+1)
    ans = ans % (10**9+7)
  else:
    ans *= 2
    ans = ans % (10**9+7)
ans -= 1
print(ans)
Buggy code:
input();s=input();a=1
for i in set(s):a*=s.count(s)+1
print(a%(10**9+9)-1)

Fixed code:
input();s=input();a=1
for i in set(s):a*=s.count(i)+1
print(a%(10**9+7)-1)
Buggy code:
from collections import Counter
mod = 10**9+7
n = int(input())
s = input()
c = Counter(s)
ans = 1
for i in c.values():
    ans *= (i+1) // mod
print(ans-1)

Fixed code:
from collections import Counter
mod = 10**9+7
n = int(input())
s = input()
c = Counter(s)
ans = 1
for i in c.values():
    ans *= (i+1) 
    ans = ans % mod
print(ans-1)
Buggy code:
n = int(input())
s = input()
a = list('abcdefghijklmnopqrstuvwxyz')
cnt = [0]*26
for i,a_ in enumerate(a):
    cnt[i] += s.count(a_)
ans = 1
for cnt_ in cnt:
    ans *= cnt_
print(ans-1)

Fixed code:
n = int(input())
s = input()
a = list('abcdefghijklmnopqrstuvwxyz')
cnt = [0]*26
for i,a_ in enumerate(a):
    cnt[i] += s.count(a_)+1
ans = 1
for cnt_ in cnt:
    ans *= cnt_
print(ans%int(1e9+7)-1)
Buggy code:
n = int(input())
s = input()
a = list('abcdefghijklmnopqrstuvwxyz')
cnt = [0]*26
for i,a_ in enumerate(a):
    cnt[i] += s.count(a_)+1
ans = 1
for cnt_ in cnt:
    ans *= cnt_
print((ans-1)%(1e9+7))

Fixed code:
n = int(input())
s = input()
a = list('abcdefghijklmnopqrstuvwxyz')
cnt = [0]*26
for i,a_ in enumerate(a):
    cnt[i] += s.count(a_)+1
ans = 1
for cnt_ in cnt:
    ans *= cnt_
print(ans%(10**9+7)-1)
Buggy code:
from collections import Counter
from functools import reduce
 
def counter(list_1):
	return ((reduce(lambda a,b:a*b,map(lambda x:x+1,list_1))-1)%(10**9+7))
  
N=input()
S=list(input())
answer=counter(S)
print(answer)

Fixed code:
from collections import Counter
from functools import reduce
 
def counter(list_1):
	return ((reduce(lambda a,b:a*b,map(lambda x:x+1,list_1))-1)%(10**9+7))
  
N=input()
S=input()
answer=counter(Counter(S).values())
print(answer)
Buggy code:
from collections import defaultdict

S = input()
p = 10 ** 9 + 7
D = defaultdict(int)

for s in S:
    D[s] += 1

ans = 1
for k, v in D.items():
    ans *= (v + 1)
    ans %= p

print(ans - 1)

Fixed code:
from collections import defaultdict

n = input()
S = input()
p = 10 ** 9 + 7
D = defaultdict(int)

for s in S:
    D[s] += 1

ans = 1
for k, v in D.items():
    ans *= (v + 1)
    ans %= p

print(ans - 1)
Buggy code:
n=int(input())
s=list(input())
mod=10**9+7
ans=0
z=list(set(s))
m=len(z)
for i in range(m):
    ans+=s.count(z[i])*(2**(m-i-1))%mod
print(ans%mod)

    


Fixed code:
n=int(input())
s=list(input())
mod=10**9+7
z=list(set(s))
ans=1

m=len(z)
for i in range(m):   
    ans*=(s.count(z[i])+1)%mod
    ans=ans%mod
print((ans-1)%mod)
Buggy code:
for t in range(1):
	n=int(input())
	s=input()
	freq=[0]*(26)
	ct=0
	for i in range(len(s)):
		freq[ord(s[i])-ord('a')]+=1
		if freq[ord(s[i])-ord('a')]==1:
			ct+=1
	ans=1
	for i in range(26):
		if freq[i]>0:
			ans=(ans*freq[i])%1000000007
	print(ans)



Fixed code:
for t in range(1):
	n=input()
	s=input()
	freq=[0]*(26)
	ct=0
	for i in range(len(s)):
		freq[ord(s[i])-ord('a')]+=1
		if freq[ord(s[i])-ord('a')]==1:
			ct+=1
	ans=1
	for i in range(26):
		if freq[i]>0:
			ans=(ans*(freq[i]+1))
	print((ans-1)%1000000007)
Buggy code:
from collections import Counter
n=int(input())
s=input()
cnt=Counter(s)
ans=1
for i in cnt.values():
    ans*=i+1
print((ans-1)%10**9+7)

Fixed code:
from collections import*
n=int(input())
ans=1
for i in Counter(input()).values():
    ans*=(i+1)
print((ans-1)%(10**9+7))
Buggy code:
from collections import Counter
N = int( input())
S = int( input())
Q = 10**9+7
C = Counter(S)
ans = 1
for c in C:
    ans *= C[c]+1
    ans %= Q
print((ans-1)%Q)

Fixed code:
from collections import Counter
N = int( input())
S = input()
Q = 10**9+7
C = Counter(S)
ans = 1
for c in C:
    ans *= C[c]+1
    ans %= Q
print((ans-1)%Q)
Buggy code:
import math
import copy
from collections import Counter
 
 
 
def nCast(number):
    if type(number)==str:
        return int(number)
    for idx in range(0,len(number)):
        if type(number[idx])==str:
 
            number[idx]=int(number[idx])
        else:
            nCast(number[idx])
    return number
    
def inputArr(w):
    l=list()
    for idx in range(0,w):
        l.append(input())
    return l
def inputArr1(w):
    l=list()
    for idx in range(0,w):
        l.append(input().split())
    return l
 

n=input()
s=input()

mod=7+10**9


def func():
    dp=[]*26
    dic = Counter(s)
    ans = 1
    for x in dic:
        ans = ans*(dic[x]+1)%mod
    return ans
    
print(func())


Fixed code:
import math
import copy
from collections import Counter
 
 
 
def nCast(number):
    if type(number)==str:
        return int(number)
    for idx in range(0,len(number)):
        if type(number[idx])==str:
 
            number[idx]=int(number[idx])
        else:
            nCast(number[idx])
    return number
    
def inputArr(w):
    l=list()
    for idx in range(0,w):
        l.append(input())
    return l
def inputArr1(w):
    l=list()
    for idx in range(0,w):
        l.append(input().split())
    return l
 

n=input()
s=input()

mod=7+10**9


def func():

    dic = Counter(s)
    ans = 1
    for x in dic:
        ans = ans*(dic[x]+1)%mod
    return ans-1
    
print(func())
Buggy code:
N = int(input())
S = input()

char = []
num = 1
while(len(S) > 0):
    num = num * (S.count(S[0]) + 1)
    print(S[0] + " : count = {}, num = {}".format(S.count(S[0]), num))
    S = S.replace(S[0], "")

num = num - 1
print(num % 1000000007)


Fixed code:
N = int(input())
S = input()

char = []
num = 1
while(len(S) > 0):
    num = num * (S.count(S[0]) + 1)
#    print(S[0] + " : count = {}, num = {}".format(S.count(S[0]), num))
    S = S.replace(S[0], "")

num = num - 1
print(num % 1000000007)
Buggy code:
N = int(input())
S = input()
a = 1
for c in [chr(i) for i in range(97, 123)]:
    a = (a * (S.count(c) + 1)) % (1e9 + 7)
print((a - 1) % (1e9 + 7))


Fixed code:
N = int(input())
S = input()
a = 1
for c in [chr(i) for i in range(97, 123)]:
    a = (a * (S.count(c) + 1)) % (1e9 + 7)
print(int((a - 1) % (1e9 + 7)))
Buggy code:
import collections

n = int(input())
s = raw_input()
cnt = 0
dictionary = {}

for i in range(n)[::-1]:
  if s[i] in dictionary.keys():
    dictionary[s[i]] += 1
  else:
    dictionary[s[i]] = 1
  ch = s[i:]
  tmp_cnt = 1
  for k,v in dictionary.items():
    if k != s[i]:
      tmp_cnt *= (v+1)
  cnt += tmp_cnt %(10**9+7)
print(cnt%(10**9+7))

Fixed code:
import collections

n = int(input())
s = input()
cnt = 0
dictionary = {}

for i in range(n)[::-1]:
  if s[i] in dictionary.keys():
    dictionary[s[i]] += 1
  else:
    dictionary[s[i]] = 1
  ch = s[i:]
  tmp_cnt = 1
  for k,v in dictionary.items():
    if k != s[i]:
      tmp_cnt *= (v+1)
  cnt += tmp_cnt % (10**9+7)
print(cnt % (10**9+7))
Buggy code:
from collections import Counter

n = int(input())
s = input()

cnt = Counter(list(s))
num = 1
for i in cnt.values():
    num = (num * (i+1)) % (1e09 + 7)

print(num - 1)

Fixed code:
from collections import Counter

n = int(input())
s = input()

cnt = Counter(list(s))
num = 1
for i in cnt.values():
    num = num * (i+1)

out = (num - 1) % int(1e09 + 7)
print(out)
Buggy code:
n=int(input())
s=input()
d={}
for i in range(n):
    if s[i] in list(d.keys()):
        d[s[i]]+=1
    else:
        d[s[i]]=1
w=1
for i in list(d.values()):
    w*=(i+1)
    w=w%(1e9+7)
if w==0:
    print(1e9+6)
else:
    print(w-1)


Fixed code:
n=int(input())
s=input()
d={}
for i in range(n):
    if s[i] in list(d.keys()):
        d[s[i]]+=1
    else:
        d[s[i]]=1
w=1
for i in list(d.values()):
    w*=(i+1)
    w=w%(1e9+7)
if w==0:
    print(1e9+6)
else:
    print(int(w-1))
Buggy code:
n=int(input())
s=input()
c=[0]*26
x=10**9+7

ans=0
for chr in range(n):
    c[ord(s[chr])-97]+=1
for i in range(26):
    ans=((ans%x)*((c[i]+1)%x))%x
    ans+=c[i]
    ans%=x
print(ans,c)

Fixed code:
n=int(input())
s=input()
c=[0]*26
x=10**9+7

ans=0
for chr in range(n):
    c[ord(s[chr])-97]+=1
for i in range(26):
    ans=((ans%x)*((c[i]+1)%x))%x
    ans+=c[i]
    ans%=x
print(ans)
Buggy code:
N = input()
s = input()
hoge = []
charlist = list(s)
result = 1
Alist = ["q","w","e","r","t","y","u","i","o","p","a","s","d","f","g","h","j","k","l","z","x","c","v","b","n","m"]
for i in Alist:
    hoge.append(charlist.count(i))
for j in hoge:
    result = result * (j + 1)
print((result -1) ¥ (10 ** 9 + 7))


Fixed code:
N = input()
s = input()
hoge = []
charlist = list(s)
result = 1
Alist = ["q","w","e","r","t","y","u","i","o","p","a","s","d","f","g","h","j","k","l","z","x","c","v","b","n","m"]
for i in Alist:
    hoge.append(charlist.count(i))
for j in hoge:
    result = result * (j + 1)
print((result -1) % (10 ** 9 + 7))
Buggy code:
N = int(input())
S = input()
str_dict = {}

for s in S:
    if s not in str_dict:
        str_dict[s] = 1
    else:
        str_dict[s] = str_dict[s] + 1

single_char = {k: v for k, v in str_dict.items() if v == 1}
multiple_char = {k: v for k, v in str_dict.items() if v != 1}
single_char_num = len(single_char)

base_permutation = 2 ** single_char_num % (10 ** 9 + 7)
print(base_permutation)

all_permutation = base_permutation
for v in multiple_char.values():
    print(v)
    all_permutation = all_permutation * (v + 1)
    print(all_permutation)
all_permutation = all_permutation - 1

print(all_permutation % (10 ** 9 + 7))

Fixed code:
N = int(input())
S = input()
str_dict = {}

for s in S:
    if s not in str_dict:
        str_dict[s] = 1
    else:
        str_dict[s] = str_dict[s] + 1

single_char = {k: v for k, v in str_dict.items() if v == 1}
multiple_char = {k: v for k, v in str_dict.items() if v != 1}
single_char_num = len(single_char)

base_permutation = 2 ** single_char_num % (10 ** 9 + 7)

all_permutation = base_permutation
for v in multiple_char.values():
    all_permutation = all_permutation * (v + 1)
all_permutation = all_permutation - 1

print(all_permutation % (10 ** 9 + 7))
Buggy code:
N = int(input())
S = input()

from collections import Counter
c = Counter()

for si in S:
    c[si] += 1

print(c.values())

ans = 1
for n in c.values():
    ans *= n + 1

ans -= 1
ans = ans % (10 ** 9 + 7)
print(ans)

Fixed code:
from collections import Counter

N = int(input())
S = [i for i in input()]
c = Counter(S)

ans = 1
for i in c.values():
    ans *= i + 1

ans -= 1
    
print(ans%(10**9+7))
Buggy code:
N = int(input())
S = input()

D = {}
for s in S :
    if s not in D :
        D[s] = 1
    else :
        D[s] += 1

L = sorted(list(D.values()))

ans = 1
if N == 1 :
    ans = 0
elif len(L) == 1 :
    ans = L[0]
elif L[0] == L[-1] :
    ans = 2**N-2
else :
    for i in range(len(L)) :
        ans *= (1+L[i])
        ans %= (10**9+7)
    ans -= 1
ans %= (10**9+7)
print(ans)


Fixed code:
N = int(input())
S = input()

D = {}
for s in S :
    if s not in D :
        D[s] = 1
    else :
        D[s] += 1

L = sorted(list(D.values()))

ans = 1
if N == 1 :
    ans = 1
elif len(L) == 1 :
    ans = L[0]
else :
    for i in range(len(L)) :
        ans *= (1+L[i])
        ans %= (10**9+7)
    ans -= 1
ans %= (10**9+7)
print(ans)
Buggy code:
N = int(input())
S =list(input())
s = list(set(S))
m = 1
for i in range(len(s)):
    m *= (S.count(s[i]) + 1)
    
print((m - 1) % (10 ** 9 + 7)

Fixed code:
N = int(input())
S =list(input())
s = list(set(S))
m = 1
for i in range(len(s)):
    m *= (S.count(s[i]) + 1)
    
print((m - 1) % (10 ** 9 + 7))
Buggy code:
hoge=input()
str=input()

dic={}
for alp in str:
    if alp in dic:
        dic[alp] += 1
    else:
        dic[alp] = 1

ans=1

for alp,num in dic.items():
    ans *= num+1)

ans -= 1
print(ans%(10**9 + 7))


Fixed code:
hoge=input()
str=input()

dic={}
for alp in str:
    if alp in dic:
        dic[alp] += 1
    else:
        dic[alp] = 1

ans=1

for alp,num in dic.items():
    ans *= (num+1)

ans -= 1
print(ans%(10**9 + 7))
Buggy code:
def colorful_subsequence(N: int, S: str)->int:
    MOD = (10 ** 9) + 7
    cum = {}
    for c in S:
        cum.setdefault(c, 0)
        cum[c] += 1

    values = list(cum.values())
    count = 0
    # for i, v in enumerate(values):
    for v in values:
            # temp = v
            # for v in values[i+1:]:
            #     temp = (temp * (1 + v)) % MOD
            # count = (count + temp) % MOD
        count *= (1 + v)
        count %= MOD

    return count


if __name__ == "__main__":
    N = int(input())
    S = input()
    ans = colorful_subsequence(N, S)
    print(ans)


Fixed code:

def colorful_subsequence(N: int, S: str)->int:
    MOD = (10 ** 9) + 7
    cum = {}
    for c in S:
        cum.setdefault(c, 0)
        cum[c] += 1

    values = list(cum.values())
    count = 0
    for i, v in enumerate(values):
        temp = v
        for v in values[i+1:]:
            temp = (temp * (1 + v)) % MOD
        count = (count + temp) % MOD

    return count


if __name__ == "__main__":
    N = int(input())
    S = input()
    ans = colorful_subsequence(N, S)
    print(ans)
Buggy code:
from collections import Counter

# N = int(input())
s = input()

counter = Counter(s)

result = 1
for _, freq in counter.items():
    result *= (freq + 1)

print((result - 1) % 1000000007)


Fixed code:
from collections import Counter

N = int(input())
s = input()

counter = Counter(s)

result = 1
for _, freq in counter.items():
    result *= (freq + 1)

print((result - 1) % 1000000007)
Buggy code:
N = int(input())
S = str(input())
dic = {'a':0,'b':0,'c':0,'d':0,'e':0,'f':0,'g':0,'h':0,'i':0,'j':0,'k':0,'l':0,'m':0,'n':0,'o':0,'p':0,'q':0,'r':0,'s':0,'t':0,'u':0,'v':0,'w':0,'x':0,'y':0,'z':0}

ans = 1

for i in range(N):
	dic[S[i]] += 1

for key in list(dic.keys()):
	ans *= (dic[key]+1)

print(str((ans-1)%(10**9+7))

Fixed code:
N = int(input())
S = str(input())
dic = {'a':0,'b':0,'c':0,'d':0,'e':0,'f':0,'g':0,'h':0,'i':0,'j':0,'k':0,'l':0,'m':0,'n':0,'o':0,'p':0,'q':0,'r':0,'s':0,'t':0,'u':0,'v':0,'w':0,'x':0,'y':0,'z':0}

ans = 1

for i in range(N):
	dic[S[i]] += 1

for key in list(dic.keys()):
	ans *= (dic[key]+1)

print(str((ans-1)%(10**9+7)))
Buggy code:
n = int(input())
s = input()
count = [0]*26
for i in s:
    count[ord(i)-ord("a")] += 1
mod = 10**9+7
ans = 1
for i in count:
    ans *= (i+1)
    ans %= mod
print(ans)

Fixed code:
mod = 10 ** 9 + 7
n = int(input())
s = input()
a = [0]*26
ans = 1
for i in s:
  a[ord(i)-ord("a")] += 1
for i in a:
  ans = (ans * (i+1)) % mod
print(ans-1)
Buggy code:
from collections import Counter
MOD = 10**9 + 7
N = int(input())
S = input()
count_si = Counter(S)
ans = 1
for v in count_si.values():
    print(v)
    ans = (ans * (v+1)) % MOD

print((ans-1)%MOD)


Fixed code:
from collections import Counter
N = int(input())
S = input()
MOD = 10**9+7

ctr = Counter(S)
ans = 1
for v in ctr.values():
    ans *= (v+1)
ans-=1
print(ans%MOD)
Buggy code:
H,W=map(int,input().split())
h,w=map(int,input().split())
print(H*W-h-w+1)

Fixed code:
H, W = map(int, input().split())
h, w = map(int, input().split())
print(H * W - (h*w + h*(W-w) + w*(H-h)))
Buggy code:
#coding:utf-8

H, W = input().split()
h, w = input().split()

ans = (H - h) * (W - w)
print(ans)

Fixed code:
#coding:utf-8

H, W = input().split()
h, w = input().split()

ans = ( int(H)-int(h) ) * ( int(W)-int(w) )
print(ans)
Buggy code:
H,W = map(int, input().split())
h,w = map(int, input().split())

sum = H * w
cnt = W * h + w * (H - h)
print(sum - cnt)

Fixed code:
H,W = map(int, input().split())
h,w = map(int, input().split())

sum = H * W
cnt = (W * h) + (w * (H - h))
print(sum - cnt)
Buggy code:
a,b=map(int,input().split())
c,d=map(int,input().split())
print(a*b-c*d)


Fixed code:
a,b=map(int,input().split())
c,d=map(int,input().split())
print(a*b-c*b-d*a+c*d)
Buggy code:
H,W = map(int,input().split())
h,w = map(int,input().split())

print(H*W - h*w)

Fixed code:
H,W = map(int,input().split())
h,w = map(int,input().split())
print(H*W-(w*(H-h)+h*W))
Buggy code:
H,W = map(int,input().split())
h,w = map(int,input().split())
print((H*W)-(h*w))

Fixed code:
H, W = map(int, input().split())
h, w = map(int, input().split())

print(H*W - (h*W+w*H-h*w))
Buggy code:
H, W = [int(_) for _ in input().split()]
h, w = [int(_) for _ in input().split()]
print(H*W-h*w)

Fixed code:
H, W = [int(_) for _ in input().split()]
h, w = [int(_) for _ in input().split()]
print((H-h)*(W-w))
Buggy code:
H,W = (int(j) for j in input().split())
h,w = (int(j) for j in input().split())
print(h*W + H*w - h*w)

Fixed code:
H,W = (int(j) for j in input().split())
h,w = (int(j) for j in input().split())
print(H*W-(h*W + H*w - h*w))
Buggy code:
H,W = map(int, input().split())
h.w = map(int, input().split())
print(H*W -h*W-w*H+h*w)

Fixed code:
H, W = list(map(int, input().split()))
h, w = list(map(int, input().split()))
print(H * W - (W * h + H * w - h * w))
Buggy code:
a,b=map(int,input().split())
c,d=map(int,input().split())
print(int(((a-c)*(b-d)))

Fixed code:
a,b= map(int,input().split())
c,d= map(int,input().split())
print(a*b-a*d-b*c+c*d)
Buggy code:
H, W = map(int, input().split())
h, w = map(int, input().split())

white_cells_int = H * W - ((h * W) + (w * H) - (h * w)
print(white_cells_int)


Fixed code:
H, W = map(int, input().split())
h, w = map(int, input().split())

white_cells_int = H * W - ((h * W) + (w * H) - (h * w))
print(str(white_cells_int))
Buggy code:
H,W=map(int,input().split())
h,w=map(int,input().split())
print(h*W+w*H-min(h,w))

Fixed code:
H,W=map(int,input().split())
h,w=map(int,input().split())

print(H*W-(h*W+w*(H-h)))
Buggy code:
# ABC121A

H, W, h, w = map(int, input().split())
#print(H*W-h*W-H*w+ h*w)
print((H-h)*(W-w))


Fixed code:
# ABC121A

H, W = map(int, input().split())
h, w = map(int, input().split())
#print(H*W-h*W-H*w+ h*w)
print((H-h)*(W-w))
Buggy code:
a,b=map((int,input()).split())
c,d=map((int,input()).split())
print(a*b-c*b-d*a)

Fixed code:
a,b=map(int,input().split())
c,d=map(int,input().split())
print((a-c)*(b-d))