Buggy python submission (verdict: Time Limit Exceeded):
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mod = 10 ** 9 + 7

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

    #    mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()

Fixed submission:
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mod = 10 ** 9 + 7

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

    #    mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mul = 1
    mod = 10 ** 9 + 7
    s.reverse()

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(k*mul+j)%13] += dp[j]
                    next_dp[(k*mul+j)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[(k*mul+j)%13] += dp[j]
                    next_dp[(k*mul+j)%13] %= mod

        mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()


Fixed submission:
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mod = 10 ** 9 + 7

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

    #    mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Runtime Error):
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mul = 1
    mod = 10 ** 9 + 7
    s.reverse()

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(k*mul+j)%13] += dp[j]
                    next_dp[(k*mul+j)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[k*mul+j)%13] += dp[j]
                    next_dp[k*mul+j)%13] %= mod

        mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()


Fixed submission:
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mod = 10 ** 9 + 7

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

    #    mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mul = 1
    mod = 10 ** 9 + 7
    s.reverse()

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(k*mul+j)%13] += dp[j]
                    next_dp[(k*mul+j)%13] %= mod

        else:
            for j in range(0, 13):
                    next_dp[(int(s[i])*mul+j)%13] += dp[j]
                    next_dp[(int(s[i])*mul+j)%13] %= mod

        mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()


Fixed submission:
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mod = 10 ** 9 + 7

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

    #    mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
from sys import stdin

s = list(stdin.readline().rstrip())

dp = [0]*13
dp[0] = 1
mul = 1
mod = 10 ** 9 + 7

for i in reversed(range(0,len(s))):
    next_dp = [0]*13
    if s[i] == '?':
       for k in range(0, 10):
           for j in range(0, 13):
               next_dp[(k*mul+j)%13] += dp[j]
               next_dp[(k*mul+j)%13] %= mod

    else:
        for j in range(0, 13):
            next_dp[(int(s[i])*mul+j)%13] += dp[j]
            next_dp[(int(s[i])*mul+j)%13] %= mod

    mul *= 10
    mul %= 13
    dp = next_dp

print(dp[5])


Fixed submission:
from sys import stdin

def main():
    s = [int(x) if x != "?" else "?" for x in stdin.readline().rstrip()]

    dp = [1] + [0]*12
    mod = 10 ** 9 + 7

    for i in (range(0,len(s))):
        next_dp = [0]*13
        if s[i] == "?":
            for k in range(0, 10):
                for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

        else:
            k = s[i]
            for j in range(0, 13):
                    next_dp[(j*10+k)%13] += dp[j]
                    next_dp[(j*10+k)%13] %= mod

    #    mul = mul * 10 % 13
        dp = next_dp

    print(dp[5])

if __name__ == '__main__':
    main()