qyliang/CodeNanoFix huggingface dataset:
Buggy code:
import sys
from collections import deque, defaultdict
import copy
import bisect
input=sys.stdin.readline
sys.setrecursionlimit(10 ** 9)
import math

S = input()
amari = [1, 10, 9, 12, 3, 4]
kurai = 0
hatena = []
base = 0
for i in range(len(S)):
	#print(S[len(S) - 1 - i])
	if S[len(S) - 1 - i] == '?':
		hatena.append(kurai)
	else:
		base += (int(S[len(S) - 1 - i])*amari[i % 6])
		base = base % 13
	kurai += 1

#print(base, hatena)
count13 = [0]*13
count13[base]+=1
for kurai in hatena:
	countnow = [0]*13
	for num in range(10):
		x = num * amari[kurai % 6]
		for i in range(13):
			y = (i + x) % 13
			countnow[y] += count13[i]
	for i in range(13):
		countnow[i] = countnow[i] % 1000000007
	count13 = copy.deepcopy(countnow)

print(count13[5])

Fixed code:

import sys
from collections import deque, defaultdict
import copy
import bisect
sys.setrecursionlimit(10 ** 9)
import math

S = input()
amari = [1, 10, 9, 12, 3, 4]
kurai = 0
hatena = []
base = 0
for i in range(len(S)):
	#print(S[len(S) - 1 - i])
	if S[len(S) - 1 - i] == '?':
		hatena.append(kurai)
	else:
		base += (int(S[len(S) - 1 - i])*amari[i % 6])
		base = base % 13
	kurai += 1

#print(base, hatena)
count13 = [0]*13
count13[base]+=1
for kurai in hatena:
	countnow = [0]*13
	for num in range(10):
		x = num * amari[kurai % 6]
		for i in range(13):
			y = (i + x) % 13
			countnow[y] += count13[i]
	for i in range(13):
		countnow[i] = countnow[i] % 1000000007
	count13 = copy.deepcopy(countnow)

print(count13[5])
Buggy code:
rom sys import stdin, setrecursionlimit


def main():
    mod = 10 ** 9 + 7
    input = stdin.buffer.readline
    s = list(input()[:-1].decode())
    s.reverse()
    n = len(s)

    p10 = [0] * n
    p10[0] = 1
    for i in range(1, n):
        p10[i] = 10 * p10[i - 1]

    dp = [0] * 13
    if s[0] == '?':
        for i in range(10):
            dp[i % 13] += 1
    else:
        dp[int(s[0]) % 13] += 1

    for i in range(1, n):
        tmp_dp = [0] * 13
        if s[i] == '?':
            for j in range(13):
                for k in range(10):
                    tmp_dp[(k * p10[i] + j) % 13] += dp[j] % mod
        else:
            for j in range(13):
                tmp_dp[(int(s[i]) * p10[i] + j) % 13] += dp[j] % mod
        dp = tmp_dp

    print(dp[5] % mod)


if __name__ == "__main__":
    setrecursionlimit(10000)
    main()


Fixed code:
from sys import stdin, setrecursionlimit


def main():
    mod = 10 ** 9 + 7
    input = stdin.buffer.readline
    s = list(input()[:-1].decode())
    n = len(s)

    dp = [0] * 13
    if s[0] == '?':
        for i in range(10):
            dp[i % 13] += 1
    else:
        dp[int(s[0]) % 13] += 1

    for i in range(1, n):
        tmp_dp = [0] * 13
        if s[i] == '?':
            for j in range(13):
                for k in range(10):
                    index = (10 * j + k) % 13
                    tmp_dp[index] += dp[j]
                    tmp_dp[index] %= mod
        else:
            for j in range(13):
                index = (10 * j + int(s[i])) % 13
                tmp_dp[index] += dp[j]
                tmp_dp[index] %= mod
        dp = tmp_dp

    print(dp[5] % mod)


if __name__ == "__main__":
    setrecursionlimit(10000)
    main()
Buggy code:
S = list(input())
dp = [[0]*13 for j in range(len(S)+1)]
dp[0][0] = 1
mod = 10**9 + 7
for i, s in enumerate(S[::-1]):
    k = (10**i) % mod
    if s == '?':
        for c in range(10):
            for j in range(13):
                dp[i+1][(k*c+j) % 13] += dp[i][j] % mod
    else:
        c = int(s)
        for j in range(13):
            dp[i+1][(k*c+j) % 13] += dp[i][j] % mod
print(dp[-1][5] % mod)


Fixed code:
S = list(input())
dp = [[0]*13 for j in range(len(S)+1)]
dp[0][0] = 1
mod = 10**9 + 7
k = 1
for i, s in enumerate(S[::-1]):
    if s == '?':
        for c in range(10):
            for j in range(13):
                dp[i+1][(k*c+j) % 13] += dp[i][j] % mod
    else:
        c = int(s)
        for j in range(13):
            dp[i+1][(k*c+j) % 13] += dp[i][j] % mod
    k = k * 10 % 13
print(dp[-1][5] % mod)
Buggy code:
def main():
    S = input()
    N = len(S)
    MOD = 10 ** 9 + 7
    dp = [[0] * 12 for _ in range(N + 5)]
    dp[0][0] = 1

    for i in range(N):
        if S[i] != '?':
            for j in range(13):
                dp[i+1][(j * 10 + int(S[i]))%13] += dp[i][j]
                dp[i+1][(j * 10 + int(S[i]))%13] %= MOD
        else:
            for k in range(10):
                for j in range(13):
                    dp[i+1][(j * 10 + k)%13] += dp[i][j]
                    dp[i+1][(j * 10 + k)%13] %= MOD

    print(dp[N][5])

    

if __name__ == "__main__":
    main()

Fixed code:
def main():
    S = input()
    N = len(S)
    MOD = 10 ** 9 + 7
    dp = [[0] * 13 for _ in range(N + 5)]
    dp[0][0] = 1

    for i in range(N):
        if S[i] != '?':
            for j in range(13):
                dp[i+1][(j * 10 + int(S[i]))%13] += dp[i][j]
                dp[i+1][(j * 10 + int(S[i]))%13] %= MOD
        else:
            for k in range(10):
                for j in range(13):
                    dp[i+1][(j * 10 + k)%13] += dp[i][j]
                    dp[i+1][(j * 10 + k)%13] %= MOD

    print(dp[N][5])

    

if __name__ == "__main__":
    main()
Buggy code:
s=list(input())
s.reverse()
l=[1,10,9,12,3,4]
p=10**9+7
dp=[[0 for i in range(13)] for j in range(len(s))]
if s[0]=='?':
  for i in range(9):
    dp[0][i]+=1
else:
  dp[0][int(s[0])]+=1
for i in range(1,len(s)):
  if s[i]!='?':
    for j in range(13):
      dp[i][j]+=dp[i-1][j-(int(s[i])*l[i%6])%13]
      dp[i][j]%=p
  else:
    for j in range(13):
      for k in range(10):
        dp[i][j]+=dp[i-1][(j-k*l[i%6])%13]
        dp[i][j]%=p
print(dp[len(s)-1][5])

Fixed code:
s=list(input())
s.reverse()
l=[1,10,9,12,3,4]
p=10**9+7
dp=[[0 for i in range(13)] for j in range(len(s))]
if s[0]=='?':
  for i in range(10):
    dp[0][i]+=1
else:
  dp[0][int(s[0])]+=1
for i in range(1,len(s)):
  if s[i]!='?':
    for j in range(13):
      dp[i][j]+=dp[i-1][(j-(int(s[i])*l[i%6]))%13]
      dp[i][j]%=p
  else:
    for j in range(13):
      for k in range(10):
        dp[i][j]+=dp[i-1][(j-k*l[i%6])%13]
        dp[i][j]%=p
print(dp[len(s)-1][5])
Buggy code:
s=input()
n=len(s)

dp=[[0]*13 for i in range(n)]

if s[0]!='?':
    a=int(s[i])*10**(n-1)%13
    dp[0][a]=1
else:
    for k in range(10):
        a=k*10**(n-1)%13
        dp[0][a]=1

for i in range(1,n):
    if s[i]!='?':
        a=int(s[i])*10**(n-i-1)%13
        for j in range(13):
            dp[i][j]+=dp[i-1][(j-a)%13]
    else:
        for k in range(10):
            a=k*10**(n-i-1)%13
            for j in range(13):
                dp[i][j]+=dp[i-1][(j-a)%13]
print(dp[n-1][5]%(10**9+7))

Fixed code:
s=input()
n=len(s)
p=10**9+7
 
dp=[[0]*13 for i in range(n)]
m=[0]*(n-1)+[1]
for i in range(n-1):
    m[-i-2]=m[-i-1]*10%13
 
if s[0]!='?':
    a=int(s[0])*m[0]%13
    dp[0][a]=1
else:
    for k in range(10):
        a=k*m[0]%13
        dp[0][a]=1
 
for i in range(1,n):
    if s[i]!='?':
        for j in range(13):
            dp[i][j]=dp[i-1][(j-int(s[i])*m[i])%13]%p
    else:
        for k in range(10):
            for j in range(13):
                dp[i][j]+=dp[i-1][(j-k*m[i])%13]%p
print(dp[n-1][5]%p)
Buggy code:
MOD = 10**9 + 7

S = input()
L = len(S)
memo = [[0 for i in range(14)] for j in range(L + 1)]
dp = [[0 for i in range(14)] for j in range(L + 1)]

dp[0][0] = 1

for k in range(L):
    for m in range(13):
        if S[k] == '?':
            for i in range(10):
                dp[k + 1][(m * 10 + i) % 13] += dp[k][m]
        else:
            dp[k + 1][(m * 10 + int(S[k])) % 13] += dp[k][m]

        for i in range(13):
            dp[k][m] %= MOD

print(dp[L][5])


Fixed code:
MOD = 10**9 + 7

S = input()
L = len(S)
memo = [[0 for i in range(14)] for j in range(L + 1)]
dp = [[0 for i in range(14)] for j in range(L + 1)]

dp[0][0] = 1

for k in range(L):
    for m in range(13):
        if S[k] == '?':
            for i in range(10):
                dp[k + 1][(m * 10 + i) % 13] += dp[k][m]
        else:
            dp[k + 1][(m * 10 + int(S[k])) % 13] += dp[k][m]

        for i in range(13):
            dp[k+1][i] %= MOD

print(dp[L][5])
Buggy code:
s=input()[::-1]
l=len(s)
dp=[[0 for j in range(13)] for i in range(l)]
if s[0] == "?":
    for j in range(10):dp[0][j]=1
else:
    dp[0][int(s[0])]=1
for i in range(1,l):
    mod = 10**i % 13
    if s[i] == "?":
        for j in range(10):
            for k in range(13):
                dp[i][(k+j*mod)%13] += dp[i-1][k]
                dp %= 10**9+7
    else:
        for k in range(13):
            dp[i][(k+int(s[i])*mod)%13] += dp[i-1][k]
            dp %= 10**7
print(dp[-1][5]%(10**9+7))

Fixed code:
s=input()[::-1]
l=len(s)
dp=[[0 for j in range(13)] for i in range(l)]
if s[0] == "?":
    for j in range(10):dp[0][j]=1
else:
    dp[0][int(s[0])]=1
for i in range(1,l):
    mod = pow(10,i,13)
    if s[i] == "?":
        for j in range(10):
            for k in range(13):
                dp[i-1][k] %= 10**9+7
                dp[i][(k+j*mod)%13] += dp[i-1][k]
    else:
        for k in range(13):
            dp[i-1][k] %= 10**9+7
            dp[i][(k+int(s[i])*mod)%13] += dp[i-1][k]
print(dp[-1][5]%(10**9+7))
Buggy code:
s=input().strip();mod=10**9+7
print(s)
dp = [[0]*13for _ in range(len(s)+1)]
dp[0][0]=1
for i in range(len(s)):
  if s[i]=='?':
    for j in range(13):
      for k in range(10):
        dp[i+1][(10*j+k)%13] += dp[i][j]
        dp[i+1][(10*j+k)%13] %= mod
  else:
    for j in range(13):
      dp[i+1][(10*j+int(s[i]))%13] += dp[i][j]
      dp[i+1][(10*j+int(s[i]))%13] %= mod
print(dp[len(s)][5])

Fixed code:
s=input();mod=10**9+7
dp = [[0]*13for _ in range(len(s)+1)]
dp[0][0]=1
for i in range(len(s)):
  if s[i]=='?':
    for j in range(13):
      for k in range(10):
        dp[i+1][(10*j+k)%13] += dp[i][j]
        dp[i+1][(10*j+k)%13] %= mod
  else:
    for j in range(13):
      dp[i+1][(10*j+int(s[i]))%13] += dp[i][j]
      dp[i+1][(10*j+int(s[i]))%13] %= mod
print(dp[len(s)][5])
Buggy code:
MOD = 10**9+7
s = input()
ind = list(range(len(s)))
sl = list(s)
#print(sl)
dsl = dict(zip(ind, sl))
#print(dsl)

ind2 = list(range(13))
dp={}
#dp.setdefault(0, dict(zip(ind2,[0]*13)))
for i in range(len(s)+1):
    #dp.append(dict(zip(ind2,[0]*13)))
    dp.setdefault(i, dict(zip(ind2,[0]*13)))


print(dp)
dp[0][0]=1

for i in range(len(s)):
    for k in range(10):
        if dsl[i] != "?" and dsl[i] != str(k):
            continue
        for j in range(13):
            dp[i+1][(j*10+k)%13] += dp[i][j]%MOD
    #for k in range(13):
    #    dp[i+1][k] %= MOD

#print(dp)
print(dp[len(s)][5]%MOD)

Fixed code:
MOD = 10**9+7
s = input()
ind = list(range(len(s)))
sl = list(s)
#print(sl)
dsl = dict(zip(ind, sl))
#print(dsl)

ind2 = list(range(13))
dp={}
#dp.setdefault(0, dict(zip(ind2,[0]*13)))
for i in range(len(s)+1):
    #dp.append(dict(zip(ind2,[0]*13)))
    dp.setdefault(i, dict(zip(ind2,[0]*13)))


#print(dp)
dp[0][0]=1

for i in range(len(s)):
    for k in range(10):
        if dsl[i] != "?" and dsl[i] != str(k):
            continue
        for j in range(13):
            dp[i+1][(j*10+k)%13] += dp[i][j]%MOD
    #for k in range(13):
    #    dp[i+1][k] %= MOD

#print(dp)
print(dp[len(s)][5]%MOD)
Buggy code:
S = input()
L = len(input())
dp = [[0] * 13 for _ in range(L+1)]
dp[0][0] = 1
MOD = 10 ** 9 + 7
for i in range(L):
  if S[i] == '?':
    for j in range(10):
      for k in range(13):
        dp[i][(k*10+j)%13] += dp[i][j]
  else:
    for k in range(13):
      dp[i][(k*10+int(i))%13] += dp[i][j]
print(dp[L][5]

Fixed code:
S = input()
N = len(S)
dp = [[0] * 13 for i in range(N + 1)]
dp[0][0] = 1
MOD = 10 ** 9 + 7

for i in range(N):
    if S[i] == '?':
        for k in range(10):
            for j in range(13):
                dp[i + 1][(j * 10 + k) % 13] += dp[i][j]
    else:
        k = int(S[i])
        for j in range(13):
            dp[i + 1][(j * 10 + k) % 13] += dp[i][j]

    for j in range(13):
        dp[i + 1][j] %= MOD

print(dp[N][5])
Buggy code:
d=[0]*13
d[0]=1
s=input()
for k,t in enumerate(s[::-1]):
    if t=='?':
        d2=[0]*13
        for i in range(10):
            u=i*pow(10,d,13)
            for i in range(13):
                d2[(i+u)%13]+=d[i]
    else:
        u=int(t)*pow(10,d,13)
        d2=[0]*13
        for i in range(13):
            d2[(i+u)%13]+=d[i]
    for i in range(13):
        d[i]=d2[i]%(10**9+7)
print(d[5])

Fixed code:
d=[0]*13
d[0]=1
s=input()
for k,t in enumerate(s[::-1]):
    if t=='?':
        d2=[0]*13
        for i in range(10):
            u=i*pow(10,k,13)
            for i in range(13):
                d2[(i+u)%13]+=d[i]
    else:
        u=int(t)*pow(10,k,13)
        d2=[0]*13
        for i in range(13):
            d2[(i+u)%13]+=d[i]
    for i in range(13):
        d[i]=d2[i]%(10**9+7)
print(d[5])
Buggy code:

#readed editional
MOD = int(1e9)+7
print(MOD)
S = [int(x) if x != '?' else - 1 for x in input()]

n = len(S)

dp = [[0]*13 for i in range(n+1)]

dp[0][0] = 1
print(dp)

for i in range(n):
    c = S[i]
    for j in range(10):
        if (c != -1 and c!= j):
            continue
        for ki in range(13):
            dp[i + 1][(ki * 10 + j) % 13] += dp[i][ki]
    
    for j in range(13):
        dp[i+1][j] %= MOD

#print(S)
#print(dp)
print(dp[len(dp)-1][5])


Fixed code:

#readed editional
MOD = int(1e9)+7
#print(MOD)
S = [int(x) if x != '?' else - 1 for x in input()]

n = len(S)

dp = [[0]*13 for i in range(n+1)]

dp[0][0] = 1
#print(dp)

for i in range(n):
    c = S[i]
    if c == -1:
        for j in range(10):
            for ki in range(13):
                dp[i + 1][(ki * 10 + j) % 13] += dp[i][ki]
    else:
        for ki in range(13):
            dp[i + 1][(ki * 10 + c) % 13] += dp[i][ki]        
    for j in range(13):
        dp[i+1][j] %= MOD

#print(S)
#print(dp)
print(dp[len(dp)-1][5])
Buggy code:
S = input()

MOD = 10 ** 9 + 7

dp = [0] * 13
dp[0] = 1
msb = 1
for i in range(len(S) - 1, -1, -1):
    new_dp = [0] * 13
    if S[i] == '?':
        for j in range(10):
            for k in range(13):
                new_dp[(j * msb + k) % 13] += dp[k]
                new_dp[(j * msb + k) % 13] %= MOD
    else:
        j = int(S[i])
        for k in range(13):
            new_dp[(j * msb + k) % 13] += dp[k]
            new_dp[(j * msb + k) % 13] %= MOD
    dp = new_dp[:]
    msb *= 10
    msb %= MOD
print(dp[5])


Fixed code:
S = input()

MOD = 10 ** 9 + 7

dp = [0] * 13
dp[0] = 1
for i in range(len(S)):
    new_dp = [0] * 13
    if S[i] == '?':
        for j in range(10):
            for k in range(13):
                new_dp[(k * 10 + j) % 13] += dp[k]
                new_dp[(k * 10 + j) % 13] %= MOD
    else:
        j = int(S[i])
        for k in range(13):
            new_dp[(k * 10 + j) % 13] += dp[k]
            new_dp[(k * 10 + j) % 13] %= MOD
    dp = new_dp[:]
print(dp[5])
Buggy code:
s=input()
l=len(s)

dp=[[0 for j in range(13)] for i in range(l+1)]
dp[0][0]=1
place=10

for i in range(l):
    st = s[-(i+1)]
    if st =='?':
        for j in range(10):
            for k in range(13):
                dp[i+1][(k*place+j)%13] += dp[i][k]
    else:
        for k in range(13):
            dp[i+1][(k*place+int(st))%13] += dp[i][k]

print(dp[l][5]%(10**9+7))

Fixed code:
s=input()
l=len(s)
 
dp=[[0 for j in range(13)] for i in range(l+1)]
dp[0][0]=1
 
for i in range(l):
    st = s[i]
    if st =='?':
        for j in range(10):
            for k in range(13):
                dp[i+1][(10*k+j)%13] += dp[i][k]
                dp[i+1][(10*k*+j)%13] %= 10**9+7
    else:
        for k in range(13):
            dp[i+1][(10*k+int(st))%13] += dp[i][k]
            dp[i+1][(10*k*+int(st))%13] %= 10**9+7
 
print(dp[l][5]%(10**9+7))
Buggy code:
#

import sys
input=sys.stdin.readline

def main():
    MOD=10**9+7
    S=input().strip("\n")
    q=[]
    g=0
    S=S[::-1]
    m13=(1,10,9,12,3,4)
    for i in range(len(S)):
        if S[i] == "?":
            q.append(m13[i%6])
        else:
            g+=m13[i%6]
            g%=13
    N=len(q)
    q=[0]+q
    dp=[[0]*13 for i in range(N+1)]
    dp[0][0]=1
    for i in range(1,N+1):
        for j in range(13):
            for k in range(10):
                x=(j-k*q[i])%13
                dp[i][j]+=dp[i-1][x]
            dp[i][j]%=MOD
    print(dp[N][5])
    
if __name__=="__main__":
    main()


Fixed code:
#

import sys
input=sys.stdin.readline

def main():
    MOD=10**9+7
    S=input().strip("\n")
    q=[]
    g=0
    S=S[::-1]
    m13=(1,10,9,12,3,4)
    for i in range(len(S)):
        if S[i] == "?":
            q.append(m13[i%6])
        else:
            x=int(S[i])
            g+=x*m13[i%6]
            g%=13
    if len(q)==0:
        if g==5:
            print(1)
        else:
            print(0)
        exit()
    N=len(q)
    q=[0]+q
    dp=[[0]*13 for i in range(N+1)]
    for j in range(10):
        dp[1][(j*q[1])%13]=1
    for i in range(2,N+1):
        for j in range(13):
            for k in range(10):
                x=(j-k*q[i])%13
                dp[i][j]+=dp[i-1][x]
                dp[i][j]%=MOD
    print(dp[N][(5-g)%13])
    
if __name__=="__main__":
    main()
Buggy code:
s = input()
mod = 10**9+7

init = [0 for i in range(13)]
if s[0] == '?':
  dp = [1] * 10 + [0] * 3
else:
  dp = [0 for i in range(13)]
  dp[int(s[0])] = 1

for c in s[1:]:
  d = init
  if c == '?':
    for i in range(13):
      for j in range(10):
        idx = (i * 10 + j) % 13
        d[idx] = (dp[i] + d[idx]) % mod 
  else :
    for i in range(13):
      idx = (i * 10 + int(c)) % 13
      d[idx] = (dp[i] + d[idx]) % mod
  dp = d
print(dp[5])


Fixed code:
s = input()
mod = 10**9+7

init = [0 for i in range(13)]
if s[0] == '?':
  dp = [1] * 10 + [0] * 3
else:
  dp = [0 for i in range(13)]
  dp[int(s[0])] = 1

for c in s[1:]:
  d = [0 for i in range(13)]
  if c == '?':
    for i in range(13):
      for j in range(10):
        idx = (i * 10 + j) % 13
        d[idx] = (dp[i] + d[idx]) % mod 
  else :
    for i in range(13):
      idx = (i * 10 + int(c)) % 13
      d[idx] = (dp[i] + d[idx]) % mod
  dp = d
print(dp[5])
Buggy code:
s = input()
dp = [[0 for i in range(13)] for i in range(len(s))]
if s[-1] != "?":
    dp[0][int(s[-1]) % 13] += 1
else:
    for k in range(10):
        dp[0][k % 13] += 1

for i in range(1,len(s)):
    for r in range(13):
        if s[-(i+1)] == "?":
            for k in range(10): 
                dp[i][(k * (10**i) % 13 + r) % 13] += dp[i-1][r]
                
        else:
            dp[i][(int(s[-(i+1)]) * (10**i) % 13 + r) % 13] += dp[i-1][r]
    for r in range(13)    
        dp[i][r]  %= 10**9 + 7
print(dp[len(s)-1][5]%(10**9+7))


Fixed code:
s = input()
dp = [[0 for i in range(13)]]
if s[-1] != "?":
    dp[0][int(s[-1]) % 13] += 1
else:
    for k in range(10):
        dp[0][k % 13] += 1
        
d = [1]   
for i in range(1,len(s)):
    dp.append([0]*13)
    d.append(d[i-1]*10 % 13)
    for r in range(13):
        if s[-(i+1)] == "?":
            for k in range(10): 
                dp[i][(k * d[i] + r) % 13] += dp[i-1][r] % (10**9 + 7)
                
        else:
            dp[i][(int(s[-(i+1)]) * d[i] + r) % 13] += dp[i-1][r] % (10**9 + 7)

print(dp[len(s)-1][5]%(10**9+7))
Buggy code:
import sys
input = sys.stdin.readline
sys.setrecursionlimit(10**9)

def main():
    S = input()
    N = len(S)

    # S = [int(s) if s!="?" else -1 for s in S ]
    dp = [[0] * 13 for _ in range(N+1)]

    s = S[0]
    if s == "?":
        for j in range(10):
            dp[0][j] += 1
    else:
        dp[0][int(s)%13] += 1
    for i in range(1,N):
        s = S[i]
        if s == "?":
            X = range(10)
        else:
            X = [int(s)]

        for j in range(0,13):
            ten_j = j*10
            for x in X:
                k = (ten_j+x)%13
                dp[i][k] += dp[i-1][j]
                # print(i,j,k)

    # print(dp)
    print(dp[-2][5] % (10**9+7))



if __name__ == "__main__":
  main()

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

def main():
    S = input()
    N = len(S)
    MOD = 10**9+7

    S = [int(s) if s!="?" else -1 for s in S ]
    dp = [[0] * 13 for _ in range(N+1)]

    s = S[0]
    if s == -1:
        for j in range(10):
            dp[0][j] += 1
    else:
        dp[0][s%13] += 1
    for i in range(1,N):
        s = S[i]
        X = [s]
        if s == -1:
            X = range(10)

        for j in range(0,13):
            ten_j = j*10
            for x in X:
                k = (ten_j+x)%13
                dp[i][k] += dp[i-1][j]
                dp[i][k] %= MOD

    # print(dp)
    print(dp[N-1][5])



if __name__ == "__main__":
  main()
Buggy code:
import sys
input = sys.stdin.readline
sys.setrecursionlimit(10**9)

def main():
    S = input()
    N = len(S)

    # S = [int(s) if s!="?" else -1 for s in S ]
    dp = [[0] * 13 for _ in range(N+1)]

    s = S[0]
    if s == "?":
        for j in range(10):
            dp[0][j] += 1
    else:
        dp[0][int(s)%13] += 1
    for i in range(1,N):
        s = S[i]
        if s == "?":
            X = range(10)
        else:
            X = [int(s)]

        for j in range(0,13):
            ten_j = j*10
            for x in X:
                k = (ten_j+x)%13
                dp[i][k] += dp[i-1][j]
                # print(i,j,k)

    # print(dp)
    print(dp[N-1][5] % (10**9+7))



if __name__ == "__main__":
  main()

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

def main():
    S = input()
    N = len(S)
    MOD = 10**9+7

    # S = [int(s) if s!="?" else -1 for s in S ]
    dp = [[0] * 13 for _ in range(N+1)]

    s = S[0]
    if s == "?":
        for j in range(10):
            dp[0][j] += 1
    else:
        dp[0][int(s)%13] += 1
    for i in range(1,N):
        s = S[i]
        if s == "?":
            for j in range(0,13):
                for x in range(10):
                    k = (j*10+x)%13
                    dp[i][k] += dp[i-1][j]
                    dp[i][k] %= MOD
        else:
            for j in range(0,13):
                k = (j*10+int(s))%13
                dp[i][k] += dp[i-1][j]
                dp[i][k] %= MOD


    print(dp[N-1][5])


if __name__ == "__main__":
  main()
Buggy code:
S = input()
n = len(S)
mod = 10**9 + 7
pow10 = [0]
for i in range(1,n):
    x = pow10[-1]
    y = 10*x%13
    pow10.append(y)
dp = [[0 for i in range(13)]for j in range(n+1)]
dp[0][0] = 1
for i in range(n):
    d = S[-i-1]
    if d = '?':
        for j in range(10):
            s = pow10[i]*j%13
            for t in range(13):
                r = (s+t)%13
                dp[i][r] = (dp[i][r] + dp[i-1][t])%mod
    else:
        j = str(d)
        s = pow10[i]*j%13
        for t in range(13):
            r = (s+t)%13
            dp[i][r] = (dp[i][r] + dp[i-1][t])%mod
print(dp[n][5])

Fixed code:
S = input()
n = len(S)
mod = 10**9 + 7
pow10 = [1]
for i in range(1,n):
    x = pow10[-1]
    y = 10*x%13
    pow10.append(y)
dp = [[0 for i in range(13)]for j in range(n+1)]
dp[0][0] = 1
for i in range(n):
    d = S[-i-1]
    if d == '?':
        for j in range(10):
            s = (pow10[i]*j)%13
            for t in range(13):
                r = (s+t)%13
                dp[i+1][r] = (dp[i+1][r] + dp[i][t])%mod
    else:
        j = int(d)
        s = (pow10[i]*j)%13
        for t in range(13):
            r = (s+t)%13
            dp[i+1][r] = (dp[i+1][r] + dp[i][t])%mod
print(dp[n][5])