Buggy python submission (verdict: Runtime Error):
import numpy as np

s = input()
buf = [0 for i in range(13)]
s = s[::-1]
n = len(s)
# print(s)

base = 10

if s[0] == "?":
    buf = [1,1,1,1,1,1,1,1,1,1,0,0,0]
else:
    buf[int(s[0])] = 1
# print(buf)
# print("############")
for i in range(1,n):
    base = base%13
    nbuf = [0 for j in range(13)]
    if s[i] == "?":
        ooo = [0 for j in range(13)]
        for j in range(10):
            temp = (base*j)%13
            ooo[temp] += 1
        # print(ooo)
        for j in range(13):
            for k in range(13):
                temp = (j+k)%13
                nbuf[temp]+= buf[k]*ooo[j]
                nbuf[temp] %= (10**9+7)
    else:
        for j in range(13):
            temp = j+int(s[i])*base
            temp %= 13
            nbuf[temp] += buf[j]
            nbuf[temp] %= (10 ** 9 + 7)
    base *= 10
    buf = nbuf
    # print(buf)
    # print("*********************")

# print(buf)
print(buf[5])


Fixed submission:


s = input()
buf = [0 for i in range(13)]
s = s[::-1]
n = len(s)
# print(s)

base = 10

if s[0] == "?":
    buf = [1,1,1,1,1,1,1,1,1,1,0,0,0]
else:
    buf[int(s[0])] = 1
# print(buf)
# print("############")
for i in range(1,n):
    base = base%13
    nbuf = [0 for j in range(13)]
    if s[i] == "?":
        ooo = [0 for j in range(13)]
        for j in range(10):
            temp = (base*j)%13
            ooo[temp] += 1
        # print(ooo)
        for j in range(13):
            for k in range(13):
                temp = (j+k)%13
                nbuf[temp]+= buf[k]*ooo[j]
                nbuf[temp] %= (10**9+7)
    else:
        for j in range(13):
            temp = j+int(s[i])*base
            temp %= 13
            nbuf[temp] += buf[j]
            nbuf[temp] %= (10 ** 9 + 7)
    base *= 10
    buf = nbuf
    # print(buf)
    # print("*********************")

# print(buf)
print(buf[5])

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np

s = input()
buf = [0 for i in range(13)]
s = s[::-1]
n = len(s)
# print(s)

base = 10

if s[0] == "?":
    buf = [1,1,1,1,1,1,1,1,1,1,0,0,0]
else:
    buf[int(s[0])] = 1
# print(buf)
# print("############")
for i in range(1,n):
    base = base%13
    nbuf = [0 for j in range(13)]
    if s[i] == "?":
        ooo = [0 for j in range(13)]
        for j in range(10):
            temp = (base*j)%13
            ooo[temp] += 1
        # print(ooo)
        for j in range(13):
            for k in range(13):
                temp = (j+k)%13
                nbuf[temp]+= buf[k]*ooo[j]
                nbuf[temp] %= (10**9+7)
    else:
        for j in range(13):
            temp = j+int(s[i])*base
            temp %= 13
            nbuf[temp] += buf[j]
            nbuf[temp] %= (10 ** 9 + 7)
    base *= 10
    buf = nbuf
    # print(buf)
    # print("*********************")

# print(buf)
print(buf[5])


Fixed submission:


s = input()
buf = [0 for i in range(13)]
s = s[::-1]
n = len(s)
# print(s)

base = 10

if s[0] == "?":
    buf = [1,1,1,1,1,1,1,1,1,1,0,0,0]
else:
    buf[int(s[0])] = 1
# print(buf)
# print("############")
for i in range(1,n):
    base = base%13
    nbuf = [0 for j in range(13)]
    if s[i] == "?":
        ooo = [0 for j in range(13)]
        for j in range(10):
            temp = (base*j)%13
            ooo[temp] += 1
        # print(ooo)
        for j in range(13):
            for k in range(13):
                temp = (j+k)%13
                nbuf[temp]+= buf[k]*ooo[j]
                nbuf[temp] %= (10**9+7)
    else:
        for j in range(13):
            temp = j+int(s[i])*base
            temp %= 13
            nbuf[temp] += buf[j]
            nbuf[temp] %= (10 ** 9 + 7)
    base *= 10
    buf = nbuf
    # print(buf)
    # print("*********************")

# print(buf)
print(buf[5])