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

def gcd(a,b,mem):
    str12 = "{}.{}".format(a, b)
    if b==0:
        return a
    elif str12 in mem.keys():
        return mem[str12]
    else:
        mem[str12] = gcd(b,a%b,mem)
        return  mem[str12]




N = int(input())
A = numpy.array([int(x) for x in input().split()])
a2 = list(A)
max = 0
mem = {}
for i,_ in enumerate(A):
    A.pop(i)
    res = A[0]
    for i in A[1:]:
        res = gcd(i,res,mem)
    max = res if res >= max else max
    A = list(a2)


print(max)

Fixed submission:
def gcd(a,b):
    if b == 0:
        return a
    else:
        return gcd(b,a%b)


gcdL = []
gcdR = []

N = int(input())
A = [int(x) for x in input().split()]
gcdL.append(0)
length_A = len(A)
for i in range(1,length_A):
    gcdL.append(gcd(A[i-1],gcdL[i-1]))


gcdR.append(0)
for i in range(1,length_A):
    gcdR.append(gcd(A[length_A-i],gcdR[i-1]))



list_gcd = []
for i in range(length_A):
        list_gcd.append(gcd(gcdL[i],gcdR[length_A-i-1]))

print(max(list_gcd))

Buggy python submission (verdict: Runtime Error):
def gcd(a, b):
    while b > 0:
        a, b = b, a % b
    return a




N = int(input())
A = [int(x) for x in input().split()]
a2 = A.copy()
max = 0
mem = {}
for i,_ in enumerate(A):
    A.pop(i)
    res = A[0]
    for i in A[1:]:
        str12 = "{}.{}".format(i,res)
        if str12 in mem.keys():
            res = mem[str12]
        else:
            res = gcd(res,i)
            mem[str12] = res
    max = res if res >= max else max
    A = list(a2)


print(max)

Fixed submission:
def gcd(a,b):
    if b == 0:
        return a
    else:
        return gcd(b,a%b)


gcdL = []
gcdR = []

N = int(input())
A = [int(x) for x in input().split()]
gcdL.append(0)
length_A = len(A)
for i in range(1,length_A):
    gcdL.append(gcd(A[i-1],gcdL[i-1]))


gcdR.append(0)
for i in range(1,length_A):
    gcdR.append(gcd(A[length_A-i],gcdR[i-1]))



list_gcd = []
for i in range(length_A):
        list_gcd.append(gcd(gcdL[i],gcdR[length_A-i-1]))

print(max(list_gcd))

Buggy python submission (verdict: Runtime Error):
def gcd(a, b):
    while b > 0:
        a, b = b, a % b
    return a




N = int(input())
A = [int(x) for x in input().split()]
a2 = A.copy()
max = 0
for i,_ in enumerate(A):
    A.pop(i)
    res = A[0]
    for i in A[1:]:
        res = gcd(res,i)
    max = res if res >= max else max
    A = list(a2)


print(max)

Fixed submission:
def gcd(a,b):
    if b == 0:
        return a
    else:
        return gcd(b,a%b)


gcdL = []
gcdR = []

N = int(input())
A = [int(x) for x in input().split()]
gcdL.append(0)
length_A = len(A)
for i in range(1,length_A):
    gcdL.append(gcd(A[i-1],gcdL[i-1]))


gcdR.append(0)
for i in range(1,length_A):
    gcdR.append(gcd(A[length_A-i],gcdR[i-1]))



list_gcd = []
for i in range(length_A):
        list_gcd.append(gcd(gcdL[i],gcdR[length_A-i-1]))

print(max(list_gcd))

Buggy python submission (verdict: Runtime Error):
import fractions
import  functools

def gcd(a, b):
    while b > 0:
        a, b = b, a % b
    return a




N = int(input())
A = [int(x) for x in input().split()]
a2 = A.copy()
max = 0
for i,_ in enumerate(A):
    A.pop(i)
    res = A[0]
    for i in A[1:]:
        res = gcd(res,i)
    max = res if res >= max else max
    A = a2.copy()


print(max)

Fixed submission:
def gcd(a,b):
    if b == 0:
        return a
    else:
        return gcd(b,a%b)


gcdL = []
gcdR = []

N = int(input())
A = [int(x) for x in input().split()]
gcdL.append(0)
length_A = len(A)
for i in range(1,length_A):
    gcdL.append(gcd(A[i-1],gcdL[i-1]))


gcdR.append(0)
for i in range(1,length_A):
    gcdR.append(gcd(A[length_A-i],gcdR[i-1]))



list_gcd = []
for i in range(length_A):
        list_gcd.append(gcd(gcdL[i],gcdR[length_A-i-1]))

print(max(list_gcd))

Buggy python submission (verdict: Runtime Error):
import math
import  functools

def gcd(numbers):
    return functools.reduce(math.gcd,numbers)

N = int(input())
A = [int(x) for x in input().split()]
a2 = A.copy()
max = 0
for i,_ in enumerate(A):
    A.pop(i)
    temp = gcd(A)
    max = temp if temp >= max else max
    A = a2.copy()


print(max)

Fixed submission:
def gcd(a,b):
    if b == 0:
        return a
    else:
        return gcd(b,a%b)


gcdL = []
gcdR = []

N = int(input())
A = [int(x) for x in input().split()]
gcdL.append(0)
length_A = len(A)
for i in range(1,length_A):
    gcdL.append(gcd(A[i-1],gcdL[i-1]))


gcdR.append(0)
for i in range(1,length_A):
    gcdR.append(gcd(A[length_A-i],gcdR[i-1]))



list_gcd = []
for i in range(length_A):
        list_gcd.append(gcd(gcdL[i],gcdR[length_A-i-1]))

print(max(list_gcd))