qyliang/CodeNanoFix huggingface dataset:
Buggy code:
n=int(input())
a=26
b=1
import string
array=list(string.ascii_lowercase)
while n>a:
  b+=1
  a+=26**b
if b==1:
  print(array[n+1])
else:
  c=b-1
  d=n-26**c
  for i in range(c-1):
    brray=[0]
    crray=[d]
    brray[i+1]=crray[i]//26**(c-i)
    crray[i+1]=crray[i]%26**(c-i)
  ans=array[brray[1]+1]
  if c>1:
    for j in range(2,c):
      ans=ans+brray[j]
  ans=ans+crray[c]
  print(ans)

Fixed code:
n=int(input())
a=26
b=1
import math
import string
array=list(string.ascii_lowercase)
while n>a:
  b+=1
  a+=26**b
if b==1:
  print(array[n-1])
else:
  c=b-1
  d=n-a
  brray=[0]
  crray=[d]
  for i in range(c):
    brray.append(math.ceil(crray[i]/(26**(c-i))))
    crray.append(crray[i]%(26**(c-i)))
  ans=array[brray[1]-1]
  if c>1:
    for j in range(2,b):
      ans=ans+array[brray[j]-1]
  ans=ans+array[crray[c]-1]
  print(ans)
Buggy code:
n=int(input())
s = ''
while n>0:
        s += chr(ord('a') + (n-1)% 26)
        (n-1)//=26

print(s[::-1])


Fixed code:
n=int(input())
ans = ''
while n>0:
        n = n-1
        ans += chr(ord('a') + (n)% 26)
        n//=26
ans = ans[::-1]
print(ans)
Buggy code:
import sys
sys.setrecursionlimit(10 ** 9)

convert = {
    1:'a',
    2:'b',
    3:'c',
    4:'d',
    5:'e',
    6:'f',
    7:'g',
    8:'h',
    9:'i',
    10:'j',
    11:'k',
    12:'l',
    13:'m',
    14:'n',
    15:'o',
    16:'p',
    17:'q',
    18:'r',
    19:'s',
    20:'t',
    21:'u',
    22:'v',
    23:'w',
    24:'x',
    25:'y',
    26:'z',
}
def Base_n_to_10(X, n):
    if (int(X/n)):
        return Base_n_to_10(int(X/n), n)+str(X%n)
    return str(X%n)

def main():
    r = []
    n = int(input())
    print(divmod(n, 26))
    while True:
        n -= 1
        r.append(n % 26)
        n = n // 26
        if n == 0: break
    print(r)
    for i in r[::-1]:
        print(convert[i+1], end='')
    print()
if __name__ == "__main__":
    main()

Fixed code:
import sys
sys.setrecursionlimit(10 ** 9)

convert = {
    1:'a',
    2:'b',
    3:'c',
    4:'d',
    5:'e',
    6:'f',
    7:'g',
    8:'h',
    9:'i',
    10:'j',
    11:'k',
    12:'l',
    13:'m',
    14:'n',
    15:'o',
    16:'p',
    17:'q',
    18:'r',
    19:'s',
    20:'t',
    21:'u',
    22:'v',
    23:'w',
    24:'x',
    25:'y',
    26:'z',
}
def Base_n_to_10(X, n):
    if (int(X/n)):
        return Base_n_to_10(int(X/n), n)+str(X%n)
    return str(X%n)

def main():
    r = []
    n = int(input())
    while True:
        n -= 1
        r.append(n % 26)
        n = n // 26
        if n == 0: break
    for i in r[::-1]:
        print(convert[i+1], end='')
    print()
if __name__ == "__main__":
    main()
Buggy code:
n = int(input())
alp = [chr(i) for i in range(97, 97+26)]

ans = []
while n != 0 and n != 1:
  c = n % 26
  ans.insert(0, alp[c-1])
  n //= 26
  if c == 0:
    n -= 1
  
print("".join(ans))

Fixed code:
n = int(input())
alp = [chr(i) for i in range(97, 97+26)]

ans = []
while n != 0:
  c = n % 26
  ans.insert(0, alp[c-1])
  n //= 26
  if c == 0:
    n -= 1
  
print("".join(ans))
Buggy code:
N = input()
N = int(N)
name = ['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']

S = 1
i = 0
Sum = 0
while Sum<N:
    S *= 26
    Sum += S
    i = i+1

ans = []
for j in range(i):
  N -= 1
    r = N%26
    ans.insert(0, name[r])
    N = N//26

ans = ''.join(ans)
print(ans)




Fixed code:
N = input()
N = int(N)
name = ['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']

S = 1
i = 0
Sum = 0
while Sum<N:
    S *= 26
    Sum += S
    i = i+1


ans = []
for j in range(i):
    N -= 1
    r = N%26
    ans.insert(0, name[r])
    N = N//26

ans = ''.join(ans)
print(ans)
Buggy code:
N = int(input())
count = 0
ans = list()
r = 0
alp = ['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']

while N > 26**count:
    count+=1

count = count - 1

while count > 0:
    A = N % 26
    B = N // 26
    ans.append(A)
    N = B
    count = count - 1

#print(N)
A = N % 26
B = N // 26

if B == 0:
    ans.append(A-1)
    ans.append(9)
else:
    ans.append(A)
    ans.append(B-1)

#print(ans)

for i in range(0, len(ans)):
    ans[i] = alp[ans[i]]

#print(ans)

print(''.join(ans))

Fixed code:
N = int(input())
count = 0
ans = list()
r = 0
alp = ['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']
d = -1


while N > 26**count + d:
    count+=1
    d = 26**(count-1) + d

#print(count)
count = count - 1
count2 = count

while count > 0:
    #print(N)
    N = N - 26**count
    #print(N)
    count = count - 1

#print(N)
#print(N)
N = N - 1
#print(N)
A = 1
while N > 0:
    A = N // 26
    B = N % 26
    #print(ans)
    ans.append(B)
    #print(ans)
    N = A

#print(ans)
#print(len(ans))
#print(count2+1)

while len(ans) < count2 + 1:
    ans.append(0)
    #print(len(ans))

#print(N)
#print(len(ans))
#print(ans)
ans.reverse()
#print(ans)

for i in range(0, len(ans)):
    ans[i] = alp[ans[i]]

#print(ans)

print(''.join(ans))
Buggy code:
N = int(input())

k = list()
while(N >= 27):
  a = int(N%26)
  if a==0:
    a =26
  k.insert(0,a)
  N = (N-a)/26

k.insert(0,int(N))
ans = str()
for i in range(len(k)):
  x = k[i] + 64 +32
  ans = ans + str(chr(x))
print(k)
print(ans)

Fixed code:
N = int(input())

k = list()
while(N >= 27):
  a = int(N%26)
  if a==0:
    a =26
  k.insert(0,a)
  N = (N-a)/26

k.insert(0,int(N))
ans = str()
for i in range(len(k)):
  x = k[i] + 64 +32
  ans = ans + str(chr(x))
#print(k)
print(ans)
Buggy code:
n=int(input())
k=[]
def a(i):
    if i==0:
        return 26
    else:
        return i
while n>26:
    k+=[chr(96+a(n%26))]
    if n%26==0:
        n=n//26-1
    else:
        n//=26
k+=[chr(96+a(n))]
print(z+1,"".join(k[::-1]))

Fixed code:
n=int(input())
k=[]
def a(i):
    if i==0:
        return 26
    else:
        return i
while n>26:
    k+=[chr(96+a(n%26))]
    if n%26==0:
        n=n//26-1
    else:
        n//=26
k+=[chr(96+a(n))]
print("".join(k[::-1]))
Buggy code:
# -*- coding: utf-8 -*-

N = int(input())
M = 26
digit = 0

for d in range(11):
    if N <= M ** d:
        digit = d - 1
        break
    N -= M ** d

name = ""

for i in range(digit + 1):
    name += chr(ord("a") + (N % M))
    N //= M

print(name[::-1])


Fixed code:
# -*- coding: utf-8 -*-

N = int(input())
M = 26
digit = 0
N -= 1

for d in range(1, 12):
    if N < M ** d:
        digit = d - 1
        break
    N -= M ** d

name = ""

for i in range(digit + 1):
    name += chr(ord("a") + (N % M))
    N //= M

print(name[::-1])
Buggy code:
#!/usr/bin/env pypy
 
import sys
import string
def get_int(): return int(sys.stdin.readline().strip())
def get_ints(): return map(int, sys.stdin.readline().strip().split()) 
def get_list(): return list(map(int, sys.stdin.readline().strip().split())) 
def get_string(): return sys.stdin.readline().strip()
def out(data): return sys.stdout.write(str(data))
def out_list(arr): return sys.stdout.write(' '.join(str(e) for e in arr))

MAX = 10**9
MOD = 10**9 + 7

n = get_int()
alp = " "+string.ascii_lowercase
ans = ''

while n:
  ans += alp[(n-1)%26+1]
  n = (n-1) // 26
print(ans)


Fixed code:
#!/usr/bin/env pypy
 
import sys
import string
def get_int(): return int(sys.stdin.readline().strip())
def get_ints(): return map(int, sys.stdin.readline().strip().split()) 
def get_list(): return list(map(int, sys.stdin.readline().strip().split())) 
def get_string(): return sys.stdin.readline().strip()
def out(data): return sys.stdout.write(str(data))
def out_list(arr): return sys.stdout.write(' '.join(str(e) for e in arr))

MAX = 10**9
MOD = 10**9 + 7

n = get_int()
alp = " "+string.ascii_lowercase
ans = ''

while n:
  ans = alp[(n-1)%26+1] + ans
  n = (n-1) // 26
print(ans)
Buggy code:
def main():
    n = int(input())
    alp = "zabcdefghijklmnopqrstuvwxy"
    res = ""
    for i in range(1,100):
        if(n<=26**i):
            for j in range(i):
                res+=chr(ord("a")+n%26)
                n//=26

            break
        else:
            n-=26**i
    print(res[::-1])

if __name__ == '__main__':
    main()


Fixed code:
def main():
    n = int(input())
    alp = "zabcdefghijklmnopqrstuvwxy"
    res = ""
    for i in range(1,100):
        if(n<=26**i):
            n-=1
            for j in range(i):
                res+=chr(ord("a")+n%26)
                n//=26

            break
        else:
            n-=26**i
    print(res[::-1])

if __name__ == '__main__':
    main()
Buggy code:
n = int(input())
a = ""
while n > 0:
  n, r = divmod(n, 26)
  if r == 0:
    r = 26
  a += chr(r-1 + ord('a'))
print(a)

Fixed code:
n = int(input())
a = ""
while n > 0:
  n, r = divmod(n, 26)
  if r == 0:
    r = 26
    n -= 1
  a += chr(r-1 + ord('a'))
print(a[::-1])
Buggy code:
n = int(input())

n -= 1

cnt = 1
num = 26
name = ''
anum = 97

while n >= num:
    name += chr(n%26+anum)
    n = int(n/26)

name += chr(n%26+anum-1)

name = name[::-1]

print(name)

Fixed code:
n = int(input())

n -= 1

cnt = 1
num = 26
name = ''
anum = 97

while n >= num:
    name += chr(n%num+anum)
    n = int(n/26)
    n -= 1

name += chr(n%num+anum)

name = name[::-1]

print(name)
Buggy code:
n = int(input())-1
x = 26
d = 1
while n > x:
  n -= x
  d += 1
  x *= 26
  
ans = ""
al = list("abcdefghijklmnopqrstuvwxyz")
tmp = pow(26,d)
for i in range(d-1,-1,-1):
  tmp //= 26 
  ans += al[n//tmp]
  n %= tmp
print(ans)

Fixed code:
n = int(input())-1
x = 26
d = 1
while n >= x:
  n -= x
  d += 1
  x *= 26
  
ans = ""
al = list("abcdefghijklmnopqrstuvwxyz")
tmp = pow(26,d)
for i in range(d-1,-1,-1):
  tmp //= 26 
  ans += al[n//tmp]
  n %= tmp
print(ans)
Buggy code:
n = int(input())

abc = 'abcdefghijklmnopqrstuvwxyz'
s = ''
while n > 0:
    n -= 1
    n, mod = divmod(n, 26)
    s += a[mod]
print(s[::-1])

Fixed code:
n = int(input())

abc = 'abcdefghijklmnopqrstuvwxyz'
s = ''
while n > 0:
    n -= 1
    n, mod = divmod(n, 26)
    s += abc[mod]
print(s[::-1])
Buggy code:
abc171c
n=int(input())
s=''
while n:
 n-=1
 s+=chr(n%26+97)
 n//=26
print(s[::-1])


Fixed code:
#abc171c
n=int(input())
s=''
while n:
 n-=1
 s+=chr(n%26+97)
 n//=26
print(s[::-1])
Buggy code:
import sys 
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
N = int(readline())
A = []
while(N>26):
    s = N % 26
    if s == 0:
      A.append(26)
      N = (N-26) // 26
    else:
      N = (N-s) // 26
A.append(N)
A = A[::-1]
ans = ''
d = ['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']
for i in A:
  ans += d[i-1]
print(ans)

Fixed code:
import sys 
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
N = int(readline())
A = []
while(N>26):
    s = N % 26
    if s == 0:
      A.append(26)
      N = (N-26) // 26
    else:
      A.append(s)
      N = (N-s) // 26
A.append(N)
A = A[::-1]
ans = ''
d = ['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']
for i in A:
  ans += d[i-1]
print(ans)
Buggy code:
# -*- coding: utf-8 -*-
import sys
import math
from bisect import bisect_left
from bisect import bisect_right
from collections import defaultdict
from heapq import heappop, heappush
import itertools
from decimal import *

input = sys.stdin.readline

def inputInt(): return int(input())
def inputMap(): return map(int, input().split())
def inputList(): return list(map(int, input().split()))
def inputStr(): return input()[:-1]

inf = float('inf')
mod = 1000000007

#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-

def main():
	N = inputInt()
	
	print(num2alpha(N).upper())


def num2alpha(num):
    if num<=26:
        return chr(64+num)
    elif num%26==0:
        return num2alpha(num//26-1)+chr(90)
    else:
        return num2alpha(num//26)+chr(64+num%26)

#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
if __name__ == "__main__":
	main()


Fixed code:
# -*- coding: utf-8 -*-
import sys
import math
from bisect import bisect_left
from bisect import bisect_right
from collections import defaultdict
from heapq import heappop, heappush
import itertools
from decimal import *

input = sys.stdin.readline

def inputInt(): return int(input())
def inputMap(): return map(int, input().split())
def inputList(): return list(map(int, input().split()))
def inputStr(): return input()[:-1]

inf = float('inf')
mod = 1000000007

#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-

def main():
	N = inputInt()

	print(num2alpha(N).lower())


def num2alpha(num):
    if num<=26:
        return chr(64+num)
    elif num%26==0:
        return num2alpha(num//26-1)+chr(90)
    else:
        return num2alpha(num//26)+chr(64+num%26)

#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
#-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
if __name__ == "__main__":
	main()
Buggy code:
N = int(input())

s = 26
cnt = 1
while 1:
    if N <= s:
        break
    cnt +=1
    s+=26**cnt

print(cnt)

N = N-s+26**cnt-1
print(N)
r = [0]*cnt
ans = [0]*cnt
for i in range(cnt):
    r[i] = N % 26
    N //= 26
    ans[i] = chr(ord("a")+r[i])
ans.reverse()
print("".join(ans))





Fixed code:
N = int(input())

s = 26
cnt = 1
while 1:
    if N <= s:
        break
    cnt +=1
    s+=26**cnt


N = N-s+26**cnt-1
r = [0]*cnt
ans = [0]*cnt
for i in range(cnt):
    r[i] = N % 26
    N //= 26
    ans[i] = chr(ord("a")+r[i])
ans.reverse()
print("".join(ans))
Buggy code:
N = int(input()) ans='' whileN>0:
N -= 1
ans += chr(ord('a') + N % 26) N //= 26
print(ans[::-1])

Fixed code:
n = int(input())

ans = ''

while n > 0:
    n -= 1
    ans += chr(ord('a') + n % 26)
    n //= 26

print(ans[::-1])
Buggy code:
N = int(input())
b = 96
ans = ""
while N > 1:
  r = N % 26
  if r == 0:
    ans = "z" + ans
  else:
    ans = chr(b + r) + ans
  N = N // 26
print(ans)

Fixed code:
N = int(input())
b = 96
ans = ""
while N > 0:
  r = N % 26
  if r == 0:
    ans = "z" + ans
  else:
    ans = chr(b + r) + ans
  if N % 26 == 0:
    N = N // 26  -1
  else:
    N = N // 26
print(ans)
Buggy code:
def num2alpha(num):
    if num <= 26:  return chr(64 + num)
    elif num % 26 == 0:  return num2alpha(num // 26 - 1) + chr(90)
    return num2alpha(num // 26) + chr(64  num % 26)

N = int(input())
ans = num2alpha(N).lower()
print(ans)

Fixed code:
N = int(input())

def num2alpha(num):
    if num<=26:
        return chr(64+num)
    elif num%26==0:
        return num2alpha(num//26-1)+chr(90)
    else:
        return num2alpha(num//26)+chr(64+num%26)

ans = num2alpha(N)

print(ans.lower())
Buggy code:
N = int(input())
ans = ''
for i in range(1, 99):
    if N <= 26 ** i:
        N -= 1
        for j in range(i):
            ans += chr(ord('a') + N % 26)
            N //= 26
            break
    else:
       N -= 26 ** i
       print(ans[::-1]) 


Fixed code:
n = int(input())
ans = ""
for i in range(1,99):
    if n <= 26**i :
        n -= 1
        for j in range(i):
            ans += chr(ord("a") + n%26)
            n //= 26
        break
    else :
        n -= 26**i
print(ans[::-1])
Buggy code:
import sys

sys.setrecursionlimit(10 ** 7)

f_inf = float('inf')
mod = 10 ** 9 + 7


def resolve():
    n = int(input())
    L = [chr(i) for i in range(97, 97 + 26)]

    res = ""
    i = 1
    while n:
        r = n % 26
        res += L[r - 1]
        n = (n - i) // 26
        i += 1
    print(res[::-1])


if __name__ == '__main__':
    resolve()


Fixed code:
import sys

sys.setrecursionlimit(10 ** 7)

f_inf = float('inf')
mod = 10 ** 9 + 7


def resolve():
    n = int(input())
    L = [chr(i) for i in range(97, 97 + 26)]

    res = ""
    while n:
        r = n % 26
        res += L[r - 1]
        n = max(0, (n - 1)) // 26
    print(res[::-1])


if __name__ == '__main__':
    resolve()
Buggy code:
num=int(input())


def num2alpha(num):
    if num<=26:
        return chr(64+num)
    elif num%26==0:
        return num2alpha(num//26-1)+chr(90)
    else:
        return num2alpha(num//26)+chr(64+num%26)

ans=num2alpha(num)

print(ans)

Fixed code:
num=int(input())


def num2alpha(num):
    if num<=26:
        return chr(64+num)
    elif num%26==0:
        return num2alpha(num//26-1)+chr(90)
    else:
        return num2alpha(num//26)+chr(64+num%26)

ans=num2alpha(num).lower()

print(ans)
Buggy code:

def C():
    import math
    n= int(input())

    counter = 0
    for i in range(1,13):
        if int(26*(pow(26,i-1))/(26-1)) <= n < int(26*(pow(26,i))/(26-1)):
            counter = i
            break
    kekka = n - int(26*(pow(26,counter-1))/(26-1))

    alplist=["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"]

    kekkalist = []
    i = counter-1
    while i>= 0 :
        sho = int(kekka / pow(26,i))
        kekka = kekka - pow(26,i)*sho

        print(sho)
        i -=1
        if i >= 0:
            kekkalist.append(alplist[sho])
        else:
            kekkalist.append(alplist[sho])


    print("".join(kekkalist))


C()


Fixed code:

def C():
    import math
    n= int(input())

    counter = 0
    for i in range(1,13):
        if int(26*(pow(26,i-1))/(26-1)) <= n < int(26*(pow(26,i))/(26-1)):
            counter = i
            break
    kekka = n - int(26*(pow(26,counter-1))/(26-1))

    alplist=["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"]

    kekkalist = []
    i = counter-1
    while i>= 0 :
        sho = int(kekka / pow(26,i))
        kekka = kekka - pow(26,i)*sho

        i -=1
        if i >= 0:
            kekkalist.append(alplist[sho])
        else:
            kekkalist.append(alplist[sho])


    print("".join(kekkalist))


C()
Buggy code:
n = int(input())
cp = 26
pcp = 1
cl = 1
while n > cp:
    pcp = cp
    cl += 1
    cp += 26**cl

n -= pcp + 1
cp = 1
ans = ''
for i in range(cl):
    t = (n % (cp * 26) - n % cp) // cp
    t = max(t, 0)
    ans = chr(t + 97) + ans
    n -= t*cp
    cp *= 26
print(ans)


Fixed code:
n = int(input())
cp = 26
pcp = 0
cl = 1
while n > cp:
    pcp = cp
    cl += 1
    cp += 26**cl

n -= pcp + 1
cp = 1
ans = ''
for i in range(cl):
    t = (n % (cp * 26) - n % cp) // cp
    t = max(t, 0)
    ans = chr(t + 97) + ans
    n -= t*cp
    cp *= 26
print(ans)
Buggy code:
N = int(input())
alph = {key + 1: val for key, val in enumerate('abcdefghijklmnopqrstuvwxyz')}
alph[0] = 'z'
answer = ''
while N >= 1:
  answer = alph[N % 26] + answer
  if N == 26:
    break
    N //= 26

    print(answer)

Fixed code:
N = int(input())
alph = {key + 1: val for key, val in enumerate('abcdefghijklmnopqrstuvwxyz')}
alph[0] = 'z'
answer = ''
while N >= 1:
  answer = alph[N % 26] + answer
  if N == 26:
    break
  N = (N - 1) // 26

print(answer)
Buggy code:
N = int(input())
ans = ''
while N > 0:
    N -= 1
    ans += chr(ord('a') + N % 26)
    N //= 26
    print(ans[::-1])

Fixed code:
n = int(input())
ans = ''
while n > 0:
    n -= 1
    ans += chr(ord('a') + n % 26)
    n//= 26
print(ans[::-1])
Buggy code:
from bisect import bisect_left, bisect_right
N = int(input())

MOJI = [26]
for i in range(2,12):
  MOJI.append(MOJI[i-2]+26**i)

#print(MOJI)

C = bisect_left(MOJI, N)+1

ans = []
for i in range(0,C):
  tmp = N%26
  if tmp == 0:
    tmp = 26
  #print(tmp)
  ans.append(chr(tmp+ord("a")-1))
  N = (N-tmp)//26
  #print(N)


L=[str(a) for a in ans]
L="".join(L)
print(L)

Fixed code:
from bisect import bisect_left, bisect_right
N = int(input())

MOJI = [26]
for i in range(2,12):
  MOJI.append(MOJI[i-2]+26**i)

#print(MOJI)

C = bisect_left(MOJI, N)+1

ans = []
for i in range(0,C):
  tmp = N%26
  if tmp == 0:
    tmp = 26
  #print(tmp)
  ans.append(chr(tmp+ord("a")-1))
  N = (N-tmp)//26
  #print(N)

ans.reverse()

L=[str(a) for a in ans]
L="".join(L)
print(L)
Buggy code:
from math import floor,ceil,sqrt,factorial,log
from collections import Counter, deque
from functools import reduce
import numpy as np
import itertools
def S(): return input()
def I(): return int(input())
def MS(): return map(str,input().split())
def MI(): return map(int,input().split())
def FLI(): return [int(i) for i in input().split()]
def LS(): return list(MS())
def LI(): return list(MI())
def LLS(): return [list(map(str, l.split() )) for l in input()]
def LLI(): return [list(map(int, l.split() )) for l in input()]
def LLSN(n: int): return [LS() for _ in range(n)]
def LLIN(n: int): return [LI() for _ in range(n)]

N = I()

ans = ""
for i in range(1,100):
    n = 26**i
    if N > n:
        N -= 26**i
        continue

    N = N - 1
    for j in range(i):
        x,y = divmod(N, 26)
        ans += chr(ord('a') + y)
        N = N //26
    break
    
print(ans)

Fixed code:
from math import floor,ceil,sqrt,factorial,log
from collections import Counter, deque
from functools import reduce
import numpy as np
import itertools
def S(): return input()
def I(): return int(input())
def MS(): return map(str,input().split())
def MI(): return map(int,input().split())
def FLI(): return [int(i) for i in input().split()]
def LS(): return list(MS())
def LI(): return list(MI())
def LLS(): return [list(map(str, l.split() )) for l in input()]
def LLI(): return [list(map(int, l.split() )) for l in input()]
def LLSN(n: int): return [LS() for _ in range(n)]
def LLIN(n: int): return [LI() for _ in range(n)]

N = I()

ans = ""
for i in range(1,100):
    n = 26**i
    if N > n:
        N -= 26**i
        continue

    N = N - 1
    for j in range(i):
        x,y = divmod(N, 26)
        ans += chr(ord('a') + y)
        N = N //26
    break
    
print(ans[::-1])
Buggy code:
To_Acill = 96

N = int(input())

ans = []

jou26 = 1
while N > 0:
    tmp = N % (jou26*26)
    print(tmp)
    ans.append(chr(To_Acill + tmp//jou26))
    N = N-tmp
    jou26 = jou26*26

print("".join(reversed(ans)))

Fixed code:
To_Acill = 96
 
N = int(input())
 
ans = []
 
jou26 = 1
while N > 0:
    tmp = N % (jou26*26)
    if tmp ==0:
        tmp =26*(jou26)
        ans.append(chr(To_Acill + 26))
    else:
        ans.append(chr(To_Acill + tmp//jou26))
    N = N-tmp
    jou26 = jou26*26
 
print("".join(reversed(ans)))
Buggy code:
n = int(input())
l = []

while(n > 0):
    l.append((n - 1) % 26)
    n = int((n - 1) / 26)

print(l)
l.reverse()

ans = []
for i in l:
    ans.append(chr(i + ord('a')))
    
print(''.join(ans))

Fixed code:
n = int(input())
l = []

while(n > 0):
    l.append((n - 1) % 26)
    n = int((n - 1) / 26)

l.reverse()

ans = []
for i in l:
    ans.append(chr(i + ord('a')))
    
print(''.join(ans))
Buggy code:
def num2alpha(num):
    if num<=26:
        return chr(64+num)
    elif num%26==0:
        return num2alpha(num//26-1)+chr(90)
    else:
        return num2alpha(num//26)+chr(64+num%26)
      
print(num2alpha(int(input())))

Fixed code:
def num2alpha(num):
    if num<=26:
        return chr(64+num)
    elif num%26==0:
        return num2alpha(num//26-1)+chr(90)
    else:
        return num2alpha(num//26)+chr(64+num%26)
      
print(num2alpha(int(input())).lower())
Buggy code:
N=int(input('N='))
P=''
while True :
    N=(N-1)//26
    P=chr(ord('a')+(N-1)%26)+P
    if N <= 0 :
        break
print(P)

Fixed code:
N=int(input())
P=''
while True :
    P=chr(ord('a')+(N-1)%26)+P
    N=(N-1)//26
    if N <= 0 :
        break
print(P)