Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = []

for i in range(N):
    a,b = map(int,input().split())
    sa = b-a+1
    a.append(sa)
    
print(sum(a))

Fixed submission:
N = int(input())
a = []

for i in range(N):
    x,b = map(int,input().split())
    sa = b-x+1
    a.append(sa)
    

print(sum(a))
Buggy python submission (verdict: Runtime Error):
N = int(input())
x = [0]*100000
count = 0

for i in range(N):
    a = int(input())
    if x[a-1] == 1:
            x[a-1] = 0
    else:
        x[a-1] += 1

print(x.count(1))


Fixed submission:
import collections as cl
N = int(input())
x = []
count = 0

for i in range(N):
    a = int(input())
    x.append(a)

d = cl.Counter(x)

for i in d.values():
    if i % 2 == 1:
        count += 1
print(count)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
x = []
count = 0

for i in range(N):
    a = int(input())
    if a in x:
        x.remove(a)
    else:
        x.append(a)

print(len(x))


Fixed submission:
import collections as cl
N = int(input())
x = []
count = 0

for i in range(N):
    a = int(input())
    x.append(a)

d = cl.Counter(x)

for i in d.values():
    if i % 2 == 1:
        count += 1
print(count)
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = [map(int, input().split())]
x = [0] * (10**5+2)

for i in a:
    x[i] += 1
    x[i+1] += 1
    x[i+2] += 1 
    
print(max(a))
    

Fixed submission:
N = int(input())
a = list(map(int, input().split()))
x = [0] * (10**5+2)

for i in a:
    x[i] += 1
    x[i+1] += 1
    x[i+2] += 1 
    
print(max(x))

Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int, input().split()))
x = [0] * (10**5+2)

for i in a:
    a[i] += 1
    a[i+1] += 1
    a[i+2] +=1 
    
print(max(a))
    

Fixed submission:
N = int(input())
a = list(map(int, input().split()))
x = [0] * (10**5+2)

for i in a:
    x[i] += 1
    x[i+1] += 1
    x[i+2] += 1 
    
print(max(x))
Buggy python submission (verdict: Runtime Error):
import sys
import math
import itertools
import bisect
from copy import copy
from collections import deque,Counter
from decimal import Decimal
def s(): return input()
def i(): return int(input())
def S(): return input().split()
def I(): return map(int,input().split())
def X(): return list(input())
def L(): return list(input().split())
def l(): return list(map(int,input().split()))
def lcm(a,b): return a*b//math.gcd(a,b)
sys.setrecursionlimit(10 ** 9)
mod = 10**9+7

N = i()
p = l()
count = 0

for i in range(N):
    if p[i] == i+1:
        p[i],p[i+1] = p[i+1],p[i]
        count += 1
    else:
        pass

print(count)


Fixed submission:
N = int(input())
p = list(map(int, input().split()))
count = 0
i = 0

while N > i:
    if p[i]-1 == i:
        count += 1
        i += 1
    i+=1
print(count)

Buggy python submission (verdict: Runtime Error):
N = int(input())
p = list(map(int, input().split()))
count = 0
i = 0

while N > i:
    if p[i]-1 == i:
        p[i],p[i+1] = p[i+1],p[i]
        count += 1
        i += 1
    i+=1
print(count)


Fixed submission:
N = int(input())
p = list(map(int, input().split()))
count = 0
i = 0

while N > i:
    if p[i]-1 == i:
        count += 1
        i += 1
    i+=1
print(count)
Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int,input().split()))

A = A.sort()
b = set(A)
b = list(b)
a = [i for i in b if A.count(i) >= 2]

if len(a) <= 1:
    print(0)
else:
    a = set(a)
    a = list(a)
    a.reverse()
    print(a[0]*a[1])


Fixed submission:
n = int(input())
a = list(map(int,input().split()))
ch = [0]*2
i = 0
j = 2
ans = 1
a.sort()
a = a[::-1]
while True:
    if a[i] == a[i+1]:
        ch[0] = a[i]
        break
    else:
        i += 1
    if i == n-1:
        ans = 0
        break

while True:
    if ans == 0:
        break
    if a[i+j] == a[i+j+1]:
        ch[1] = a[i+j]
        break
    else:
        j += 1
    if i+j == n-1:
        ans = 0

if ans == 0:
    print(0)
else:
    print(ch[0]*ch[1])

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int,input().split()))

a = [i for i in A if A.count(i) >= 2]

if len(a) <= 1:
    print(0)
else:
    a = set(a)
    a = list(a)
    a.reverse()
    print(a[0]*a[1])


Fixed submission:
n = int(input())
a = list(map(int,input().split()))
ch = [0]*2
i = 0
j = 2
ans = 1
a.sort()
a = a[::-1]
while True:
    if a[i] == a[i+1]:
        ch[0] = a[i]
        break
    else:
        i += 1
    if i == n-1:
        ans = 0
        break

while True:
    if ans == 0:
        break
    if a[i+j] == a[i+j+1]:
        ch[1] = a[i+j]
        break
    else:
        j += 1
    if i+j == n-1:
        ans = 0

if ans == 0:
    print(0)
else:
    print(ch[0]*ch[1])
Buggy python submission (verdict: Runtime Error):
N = int(input())
if N[0] == N[2]:
    print("Yes")
else:
    print("No")

Fixed submission:
N = input()
if N[0] == N[2]:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int, input().split()))

even4, even, odd = 0, 0, 0
for i in a:
    if i % 4 == 0:
        even4 += 1
    elif i % 2 == 0:
        even += 1
    else:
        odd += 1

if n % 2 == 0:
    if even4 >= odd:
        print("Yes")
    else:
        print("No")
else:
    if even4 >= odd + 1:
        print("Yes")
    else:
        print("No")


Fixed submission:
N = int(input())
a = list(map(int, input().split()))

even4, even, odd = 0, 0, 0
for i in a:
    if i % 4 == 0:
        even4 += 1
    elif i % 2 == 0:
        even += 1
    else:
        odd += 1

if N % 2 == 0:
    if even4 >= odd:
        print("Yes")
    else:
        print("No")
else:
    if even4 >= odd - 1:
        print("Yes")
    else:
        print("No")

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

even4, ,even, odd = 0, 0, 0
for i in a:
    if i % 4 == 0:
        even4 += 1
    elif i % 2 == 0:
        even += 1
    else:
        odd += 1

if n % 2 == 0:
    if even4 >= odd:
        print("Yes")
    else:
        print("No")
else:
    if even4 >= odd + 1:
        print("Yes")
    else:
        print("No")


Fixed submission:
N = int(input())
a = list(map(int, input().split()))

even4, even, odd = 0, 0, 0
for i in a:
    if i % 4 == 0:
        even4 += 1
    elif i % 2 == 0:
        even += 1
    else:
        odd += 1

if N % 2 == 0:
    if even4 >= odd:
        print("Yes")
    else:
        print("No")
else:
    if even4 >= odd - 1:
        print("Yes")
    else:
        print("No")
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int, input().split()))

ans = abs(sum(a[1:])-a[0])
X = sum(a)

for i in range(1,N):
    sa = abs(X - 2*sum(a[:i]))
    ans = min(ans,sa)

print(ans)


Fixed submission:
A, B = map(int, input().split())
aa = A+B

if A % 3 == 0 or B%3==0 or aa%3==0:
    print("Possible")
else:
    print("Impossible")
Buggy python submission (verdict: Runtime Error):
N, K = map(int, input().split())
l = list(map(int, input().split()))

l = sorted(l. reverse = True)

print(sum(l[:K]))

Fixed submission:
N, K = map(int, input().split())
l = list(map(int, input().split()))

l = sorted(l, reverse = True)

print(sum(l[:K]))
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))

ans = abs(sum(a[1:])-a[0])
X = sum(a)

for i in range(1,N):
    sa = abs(X - 2*sum(a[:i]))
    ans = min(ans,sa)

print(ans)


Fixed submission:
input()
cards = tuple(map(int, input().split(' ')))

a = sum(cards[1:])
s = cards[0]
diff_min = abs(a - s)

for card in cards[1:-1]:
    a -= card
    s += card
    diff_min = min(diff_min, abs(a - s))

print(diff_min)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))

ans = abs(sum(a[1:])-a[0])
X = sum(a)

for i in range(1,N):
    sa = abs(X - 2*sum(a[:i]))
    ans = min(ans,sa)

print(ans)


Fixed submission:
input()
cards = tuple(map(int, input().split(' ')))

a = sum(cards[1:])
s = cards[0]
diff_min = abs(a - s)

for card in cards[1:-1]:
    a -= card
    s += card
    diff_min = min(diff_min, abs(a - s))

print(diff_min)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))

ans = 10000000000
X = sum(a)

for i in range(N-1):
    sa = abs(X - 2*sum(a[:i+1]))
    ans = min(ans,sa)

print(ans)


Fixed submission:
input()
cards = tuple(map(int, input().split(' ')))

a = sum(cards[1:])
s = cards[0]
diff_min = abs(a - s)

for card in cards[1:-1]:
    a -= card
    s += card
    diff_min = min(diff_min, abs(a - s))

print(diff_min)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))

ans = 10000000000
aa = sum(a)

for i in range(N-1):
    sum_a = sum(a[:i+1])
    sum_b = aa-sum_a
    sa = abs(sum_a-sum_b)
    ans = min(ans, sa)

print(ans)


Fixed submission:
input()
cards = tuple(map(int, input().split(' ')))

a = sum(cards[1:])
s = cards[0]
diff_min = abs(a - s)

for card in cards[1:-1]:
    a -= card
    s += card
    diff_min = min(diff_min, abs(a - s))

print(diff_min)

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

ans = 10000000000
aa = sum(a)

for i in range(N-1):
    sum_a = sum(a[:i+1])
    sum_b = a-sum_a
    sa = abs(sum_a-sum_b)
    ans = min(ans, sa)

print(ans)


Fixed submission:
input()
cards = tuple(map(int, input().split(' ')))

a = sum(cards[1:])
s = cards[0]
diff_min = abs(a - s)

for card in cards[1:-1]:
    a -= card
    s += card
    diff_min = min(diff_min, abs(a - s))

print(diff_min)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))

ans = 10000000000


for i in range(N-1):
    sum_a = sum(a[:i+1])
    sum_b = sum(a[i+1:])
    sa = abs(sum_a-sum_b)
    ans = min(ans, sa)

print(ans)


Fixed submission:
input()
cards = tuple(map(int, input().split(' ')))

a = sum(cards[1:])
s = cards[0]
diff_min = abs(a - s)

for card in cards[1:-1]:
    a -= card
    s += card
    diff_min = min(diff_min, abs(a - s))

print(diff_min)
Buggy python submission (verdict: Runtime Error):
import re
import sys
import math
import itertools
import bisect
from copy import copy
from collections import deque,Counter
from decimal import Decimal
import functools
def v(): return input()
def k(): return int(input())
def S(): return input().split()
def I(): return map(int,input().split())
def X(): return list(input())
def L(): return list(input().split())
def l(): return list(map(int,input().split()))
def lcm(a,b): return a*b//math.gcd(a,b)
sys.setrecursionlimit(10 ** 6)
mod = 10**9+7
cnt = 0
ans = 0
inf = float("inf")
al = "abcdefghijklmnopqrstuvwxyz"
AL = al.upper()

a,b,c =I()
ans = min(a+b,b+c)
print(min(ans,a+c))


Fixed submission:

N = int(input())
A = []
for i in range(N):
    a = int(input())
    A.append(a)
    
aaa = 0    
ans = A[0]
count = 1

for i in range(N):
    if ans == 2:
        aaa = 1
        break
    else:
        ans = A[ans-1]
        count += 1
if aaa == 1:
    print(count)
else:
    print(-1)
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int, input().split()))

cnt = [0 for i in range(8)]
count = 0

for i in range(N):
    if 1<= a[i] <= 399:
        cnt[0] = 1
    elif 400<=a[i]<=799:
        cnt[1] = 1
    elif 800<=a[i]<=1199:
        cnt[2] = 1
    elif 1200<=a[i]<=1599:
        cnt[3] = 1
    elif 1600<=a[i]<=1999:
        cnt[4] = 1
    elif 2000<=a[i]<=2399:
        cnt[5] = 1
    elif 2400<=a[i]<=2799:
        cnt[6] = 1
    elif 2800<=a[i]<=3199:
        cnt[7] = 1
    else:
        count += 1

ans_min = sum(cnt)
ans_max = ans_min + count

print("{} {}".format(max(1,ans_min), ans_max))

Fixed submission:
r, g, b= map(int, input().split())

ans = 10*g+b

if ans % 4==0:
    print("YES")
else:
    print("NO")
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int, input().split()))

cnt = [0 for i in range(8)]
count = 0

for i in range(N):
    if 1<= a[i] <= 399:
        cnt[0] += 1
    elif 400<=a[i]<=799:
        cnt[1] += 1
    elif 800<=a[i]<=1199:
        cnt[2] += 1
    elif 1200<=a[i]<=1599:
        cnt[3] += 1
    elif 1600<=a[i]<=1999:
        cnt[4] += 1
    elif 2000<=a[i]<=2399:
        cnt[5] += 1
    elif 2400<=a[i]<=2799:
        cnt[6] += 1
    elif 2800<=a[i]<=3199:
        cnt[7] += 1
    else:
        count += 1

ans_min = len([s for s in cnt if s != 0])
ans_max = ans_min + count

print("{} {}".format(max(1,ans_min), min(8,ans_max))

Fixed submission:
N = int(input())
a = list(map(int, input().split()))

cnt = [0 for i in range(8)]
count = 0

for i in range(N):
    if 1<= a[i] <= 399:
        cnt[0] = 1
    elif 400<=a[i]<=799:
        cnt[1] = 1
    elif 800<=a[i]<=1199:
        cnt[2] = 1
    elif 1200<=a[i]<=1599:
        cnt[3] = 1
    elif 1600<=a[i]<=1999:
        cnt[4] = 1
    elif 2000<=a[i]<=2399:
        cnt[5] = 1
    elif 2400<=a[i]<=2799:
        cnt[6] = 1
    elif 2800<=a[i]<=3199:
        cnt[7] = 1
    else:
        count += 1

ans_min = sum(cnt)
ans_max = ans_min + count
if ans_min == 0:
    ans_min =1

print("{} {}".format(ans_min, ans_max))

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

cnt = [0 for i in range(8)]
count = 0

for i in range(N):
    if 1<= a[i] <= 399:
        cnt[0] += 1
    elif 400<=a[i]<=799:
        cnt[1] += 1
    elif 800<=a[i]<=1199:
        cnt[2] += 1
    elif 1200<=a[i]<=1599:
        cnt[3] += 1
    elif 1600<=a[i]<=1999:
        cnt[4] += 1
    elif 2000<=a[i]<=2399:
        cnt[5] += 1
    elif 2400<=a[i]<=2799:
        cnt[6] += 1
    elif 2800<=a[i]<=3199:
        cnt[7] += 1
    else:
        count += 1


ans_min = len([s for s in cnt if s != 0])

if ans_min == 0 and count >0:
    ans_min = 1
    ans_max = ans_min + count
else:
    if ans_max > 8:
        ans_max = 8

print("{} {}".format(ans_min, ans_max))

Fixed submission:
N = int(input())
a = list(map(int, input().split()))

cnt = [0 for i in range(8)]
count = 0

for i in range(N):
    if 1<= a[i] <= 399:
        cnt[0] = 1
    elif 400<=a[i]<=799:
        cnt[1] = 1
    elif 800<=a[i]<=1199:
        cnt[2] = 1
    elif 1200<=a[i]<=1599:
        cnt[3] = 1
    elif 1600<=a[i]<=1999:
        cnt[4] = 1
    elif 2000<=a[i]<=2399:
        cnt[5] = 1
    elif 2400<=a[i]<=2799:
        cnt[6] = 1
    elif 2800<=a[i]<=3199:
        cnt[7] = 1
    else:
        count += 1

ans_min = sum(cnt)
ans_max = ans_min + count
if ans_min == 0:
    ans_min =1

print("{} {}".format(ans_min, ans_max))
Buggy python submission (verdict: Runtime Error):
N = int(input())
S = []

for i in range(N):
    s = int(input())
    S.append(s)

a = sum(S)

if a % 10 != 0:
    print(a)
else:
    T = [s for s in S if s%10!=0]
    if len(T) == 0:
       ans = 0
    else:
        ans = a-min(T)

print(ans)

Fixed submission:
N = int(input())
S = []

for i in range(N):
    s = int(input())
    S.append(s)

a = sum(S)
ans = 0

if a % 10 != 0:
    ans = a
else:
    T = [s for s in S if s%10!=0]
    if len(T) == 0:
       ans = 0
    else:
        ans = a-min(T)

print(ans)

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

N = int(input())
S = []

for i in range(N):
    s = int(input())
    S.append(s)

a = sum(S)

if a % 10 != 0:
    print(a)
else:
    T = [s for s in S if s%10!=0]
    if len(T) == 0:
       ans = 0
    else:
        ans = A-min(T)

print(ans)

Fixed submission:
N = int(input())
S = []

for i in range(N):
    s = int(input())
    S.append(s)

a = sum(S)
ans = 0

if a % 10 != 0:
    ans = a
else:
    T = [s for s in S if s%10!=0]
    if len(T) == 0:
       ans = 0
    else:
        ans = a-min(T)

print(ans)
Buggy python submission (verdict: Runtime Error):
N, M =map(int, input().split())
ans = []
for i in range(M):
    a, b = map(int, input().split())
    ans.append(a)
    ans.append(b)

for i in range(1,N+1):
    print(ans.index(i))
    
    

Fixed submission:
N, M =map(int, input().split())
ans = []
for i in range(M):
    a, b = map(int, input().split())
    ans.append(a)
    ans.append(b)

for i in range(1,N+1):
    print(ans.count(i))
Buggy python submission (verdict: Runtime Error):
A, B, C = map(int, input().split())

if A[-1] == B[0] and B[-1] == C[0]:
    print("YES")
else:
    print("NO")



Fixed submission:
A, B, C = map(str, input().split())

if A[-1] == B[0] and B[-1] == C[0]:
    print("YES")
else:
    print("NO")
Buggy python submission (verdict: Runtime Error):
a, b = input(), input()

if a == "H":
    print(b)
else:
    if b == "H":
        print("D")
    else:
        print("H")

Fixed submission:
a, b = map(str, input().split())

if a == "H":
    print(b)
else:
    if b == "H":
        print("D")
    else:
        print("H")
Buggy python submission (verdict: Time Limit Exceeded):
import sys
import math
import itertools
import bisect
from copy import copy
from collections import deque,Counter
from decimal import Decimal
def s(): return input()
def i(): return int(input())
def S(): return input().split()
def I(): return map(int,input().split())
def X(): return list(input())
def L(): return list(input().split())
def l(): return list(map(int,input().split()))
def lcm(a,b): return a*b//math.gcd(a,b)
def gcd(*numbers): reduce(math.gcd, numbers)
sys.setrecursionlimit(10 ** 9)
mod = 10**9+7
count = 0
ans = 0

N = i()
ary = []
for i in range(1,N+1):
    ary.append(i)

cumsum = list(itertools.accumulate(ary))

for i in range(len(cumsum)):
    if cumsum[i] >= N:
        ans = i
        break
print(ans+1)


Fixed submission:
x = int(input())

for i in range(10**5):
    if 2*x <= (i+1)*i:
        print(i)
        break
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
x = 10**9 + 7

dp = 1

for i in range(1, N+1):
    dp *= i

print(dp % x)

Fixed submission:
import math

N = int(input())
x = 10**9 + 7

ans = math.factorial(N)

print(ans % x)
Buggy python submission (verdict: Runtime Error):
import re
import sys
import math
import itertools
import bisect
from copy import copy
from collections import deque,Counter
from decimal import Decimal
import functools
def v(): return input()
def k(): return int(input())
def S(): return input().split()
def I(): return map(int,input().split())
def X(): return list(input())
def L(): return list(input().split())
def l(): return list(map(int,input().split()))
def lcm(a,b): return a*b//math.gcd(a,b)
sys.setrecursionlimit(10 ** 9)
mod = 10**9+7
cnt = 0
ans = 0
inf = float("inf")
al = "abcdefghijklmnopqrstuvwxyz"
AL = al.upper()

n,m = I()
a = [v() for i in range(n)]
b = [v() for i in range(m)]

for j in range(m):
    place = []
    for i in range(n-m):
        if b[j] in a[i]:
            m_place = re.match(b[j],a[i])
            xxx = m_place.span()
            place.append(xxx)
    ans = list(set(place))
    if len(ans) == 1:
        print("Yes")
        sys.exit()

print("No")

Fixed submission:
import re
import sys
import math
import itertools
import bisect
from copy import copy
from collections import deque,Counter
from decimal import Decimal
import functools
def v(): return input()
def k(): return int(input())
def S(): return input().split()
def I(): return map(int,input().split())
def X(): return list(input())
def L(): return list(input().split())
def l(): return list(map(int,input().split()))
def lcm(a,b): return a*b//math.gcd(a,b)
sys.setrecursionlimit(10 ** 9)
mod = 10**9+7
cnt = 0
ans = 0
inf = float("inf")
al = "abcdefghijklmnopqrstuvwxyz"
AL = al.upper()

n,m = I()
a = []
b = []

for _ in range(n):
    a += [list(input())]
for _ in range(m):
    b += [list(input())]

for i in range(n-m+1):
    for j in range(n-m+1):
        if [k[j:m+j] for k in a[i:m+i]] == b:
            print('Yes')
            exit()
print('No')
Buggy python submission (verdict: Runtime Error):
a, b = map(int, input().split())
list_a = []
for i in range(a):
    x = []
    a = input()
    x.append(a)
    list_a.append(x)
  
for j in range(a):
    print(list_a[j][0])
    print(list_a[j][0])

Fixed submission:
a, b = map(int, input().split())
list_a = []
for i in range(a):
    x = []
    c = input()
    x.append(c)
    list_a.append(x)
  
for j in range(a):
    print(list_a[j][0])
    print(list_a[j][0])

Buggy python submission (verdict: Runtime Error):
a, b = map(int, input().split())
list_a = []
for i in range(a):
    x = []
    a = input()
    x.append(a)
    list_a.append(x)

for i in range(2):    
    for j in range(b):
        print(list_a[j][0])

Fixed submission:
a, b = map(int, input().split())
list_a = []
for i in range(a):
    x = []
    c = input()
    x.append(c)
    list_a.append(x)
  
for j in range(a):
    print(list_a[j][0])
    print(list_a[j][0])
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
cnt=1
a=list(map(int,input().split()))
for it in a:
  cnt*=it
if cnt>1000000000000000000:
  print(-1)
else:
  print(cnt)


Fixed submission:
n=int(input())
cnt=1
a=sorted(list(map(int,input().split())))
for it in a:
  cnt*=it
  if cnt>1000000000000000000:
    print(-1)
    exit()
if cnt>1000000000000000000:
  print(-1)
else:
  print(cnt)

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
cnt=1
for it in map(int,input().split()):
  cnt*=it
if cnt>1000000000000000000:
  print(-1)
else:
  print(cnt)

Fixed submission:
n=int(input())
cnt=1
a=sorted(list(map(int,input().split())))
for it in a:
  cnt*=it
  if cnt>1000000000000000000:
    print(-1)
    exit()
if cnt>1000000000000000000:
  print(-1)
else:
  print(cnt)
Buggy python submission (verdict: Runtime Error):
import math

def dist(x, y):
  math.sqrt(x ^ 2 + y ^ 2)

(n, d) = map(int, input().split())
res = 0

for _ in range(n):
  (x, y) = map(int, input().split())
  res += 1 if dist(x, y) <= d else 0
  
print(res)

Fixed submission:
import math

def dist(x, y):
  return math.sqrt(x ** 2 + y ** 2)

(n, d) = map(int, input().split())
res = 0

for _ in range(n):
  (x, y) = map(int, input().split())
  res += 1 if dist(x, y) <= d else 0

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

n = int(input())
c = Counter(map(int, input().split()))

print("YES" if c.most_common(1)[1] <= 1 else "NO")

Fixed submission:
from collections import Counter

n = int(input())
c = Counter(map(int, input().split()))

print("YES" if c.most_common(1)[0][1] <= 1 else "NO")
Buggy python submission (verdict: Runtime Error):
from itertools import permutations

def factorial(n):
  if n < 2:
    return 1
  return n * factorial(n - 1)


def distance(a, b):
  dx = a[0] - b[0]
  dy = a[1] - b[1]
  return sqrt(dx * dx + dy * dy)
  

def calc_len(points, perm):
  res = 0
  for i in range(1, len(perm)):
    a = points[perm[i]]
    b = points[perm[i - 1]]
    res += distance(a, b)
  return res


n = int(input())
points = []
for _ in range(n):
  x, y = map(int, input().split())
  points.append((x, y))
  
total_len = 0
for perm in permutations(list(range(n))):
  total_len += calc_len(points, perm)
print(total_left / factorial(n))

Fixed submission:
from itertools import permutations
from math import sqrt

def factorial(n):
  if n < 2:
    return 1
  return n * factorial(n - 1)


def distance(a, b):
  dx = a[0] - b[0]
  dy = a[1] - b[1]
  return sqrt(dx * dx + dy * dy)


def calc_len(points, perm):
  res = 0
  for i in range(1, len(perm)):
    a = points[perm[i]]
    b = points[perm[i - 1]]
    res += distance(a, b)
  return res


n = int(input())
points = []
for _ in range(n):
  x, y = map(int, input().split())
  points.append((x, y))

total_len = 0
for perm in permutations(list(range(n))):
  total_len += calc_len(points, perm)
print(total_len / factorial(n))
Buggy python submission (verdict: Runtime Error):
def valid(words):
  used = set()
  last = ""

  for w in words:
    if w in used:
      return False
    if last != "" and last[-1] != w[0]:
      return False
    last = w
    used.append(w)
  return True

n = int(input())
words = [input() for _ in range(n)]
print("Yes" if valid(words) else "No")

Fixed submission:
def valid(words):
  used = set()
  last = ""

  for w in words:
    if w in used:
      return False
    if last != "" and last[-1] != w[0]:
      return False
    last = w
    used.add(w)

  return True


n = int(input())
words = [input() for _ in range(n)]
print("Yes" if valid(words) else "No")