Buggy python submission (verdict: Runtime Error):
from collections import Counter

N = int(input())
A = list(map(int, input().split()))

cnt = Counter(A)

if cnt[0] == N:
    print("Yes")
else:
    if N % 3 != 0:
        print("No")
    else:
        if cnt.most_common(1)[0][1] == N*2//3 and cnt[0] == N//3:
            print("Yes")
        else:
            x = cnt.most_common(3)
            if x[0][1] == x[1][1] == x[2][1]:
                if x[0][0]^x[1][0]^x[2][0] == 0:
                    print("Yes")
                else:
                    print("No")
            else:
                print("No")

Fixed submission:
from collections import Counter

N = int(input())
A = list(map(int, input().split()))

cnt = Counter(A)

try:
    if cnt[0] == N:
        print("Yes")
    else:
        if N % 3 != 0:
            print("No")
        else:
            if cnt.most_common(1)[0][1] == N*2//3 and cnt[0] == N//3:
                print("Yes")
            else:
                x = cnt.most_common(3)
                if x[0][1] == x[1][1] == x[2][1] == N//3:
                    if x[0][0]^x[1][0]^x[2][0] == 0:
                        print("Yes")
                    else:
                        print("No")
                else:
                    print("No")
except:
    print("No")

Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))

flag = [False]*N
res = []

def f():
    if len(res) == len(A):
        if res[-1]^res[-2] == res[0]:
            print("Yes")
            exit()
        return

    for i in range(len(A)):
        if flag[i]:
            continue
        if res[-1]^res[-2] != A[i]:
            continue
        flag[i] = True
        res.append(A[i])
        f()
        flag[i] = False
        res.pop()
        return

flag[0] = True
res.append(A[0])

for i in range(1, N):
    flag[i] = True
    res.append(A[i])
    f()
    flag[i] = False
    res.pop()

print("No")

Fixed submission:
from collections import Counter

N = int(input())
A = list(map(int, input().split()))

cnt = Counter(A)

try:
    if cnt[0] == N:
        print("Yes")
    else:
        if N % 3 != 0:
            print("No")
        else:
            if cnt.most_common(1)[0][1] == N*2//3 and cnt[0] == N//3:
                print("Yes")
            else:
                x = cnt.most_common(3)
                if x[0][1] == x[1][1] == x[2][1] == N//3:
                    if x[0][0]^x[1][0]^x[2][0] == 0:
                        print("Yes")
                    else:
                        print("No")
                else:
                    print("No")
except:
    print("No")

Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))

flag = [False]*N
res = []

def f():
    if len(res) == len(A):
        if res[-1]^res[-2] == res[0]:
            print("Yes")
            exit()

    for i in range(len(A)):
        if flag[i]:
            continue
        if res[-1]^res[-2] != A[i]:
            continue
        flag[i] = True
        res.append(A[i])
        f()
        flag[i] = False
        res.pop()
        return

flag[0] = True
res.append(A[0])

for i in range(1, N):
    flag[i] = True
    res.append(A[i])
    f()
    flag[i] = False
    res.pop()

print("No")

Fixed submission:
from collections import Counter

N = int(input())
A = list(map(int, input().split()))

cnt = Counter(A)

try:
    if cnt[0] == N:
        print("Yes")
    else:
        if N % 3 != 0:
            print("No")
        else:
            if cnt.most_common(1)[0][1] == N*2//3 and cnt[0] == N//3:
                print("Yes")
            else:
                x = cnt.most_common(3)
                if x[0][1] == x[1][1] == x[2][1] == N//3:
                    if x[0][0]^x[1][0]^x[2][0] == 0:
                        print("Yes")
                    else:
                        print("No")
                else:
                    print("No")
except:
    print("No")