Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
k, n = map(int,input().split())
a = [int(x) for x in input().split()]
b = [0] *(n)
for i in range(n-1):
    b[i] =a[i+1]-a[i]
b[n] = a[0] + k - a[n-1]

print(k - max(b))


Fixed submission:
k, n = map(int,input().split())
a = [int(x) for x in input().split()]
b = []
for i in range(n-1):
    b.append(a[i+1]-a[i])
b.append(a[0] + k - a[n-1])

print(k - max(b))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
l = list(map(int,input().split()))
count = 0

import itertools
all_comb = list(itertools.combinations(l,3))

for i in range(len(all_comb)):
    a = all_comb[i][0]
    b = all_comb[i][1]
    c = all_comb[i][2]
    if a + b > c and b + c > a and c + a > b:
        count += 1
print(count)

Fixed submission:
n = list(input())
l = sorted(list(map(int,input().split())))
count = 0

import bisect
for i in range(len(l)):
    for j in range(i+1,len(l)):
        end = bisect.bisect_left(l,l[i]+l[j])
        start = j
        count += end - start -1
print(count)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
l = list(map(int,input().split()))
count = 0

for i in range(len(l)):
    for j in range(i+1,len(l)):
        for k in range(j+1,len(l)):
            if l[i]+l[j]>l[k] and l[j]+l[k]>l[i] and l[k]+l[i]>l[j]:
                count += 1
print(count)

Fixed submission:
n = list(input())
l = sorted(list(map(int,input().split())))
count = 0

import bisect
for i in range(len(l)):
    for j in range(i+1,len(l)):
        end = bisect.bisect_left(l,l[i]+l[j])
        start = j
        count += end - start -1
print(count)
Buggy python submission (verdict: Runtime Error):
n= int(input())
a= [int(i) for i in input().split()]
pref=[0]*n
pref[0] = a[0]%m
for i in range(1,n):
    pref[i] =  (pref[i-1]+a[i])%m
m = 10**9+7
ans = 0
#print(pref)
for i in range(n-1):
    ans+= (a[i]%m *((pref[n-1]-pref[i])%m))%m
    ans = ans%m
print(ans)
#437235829

Fixed submission:
n= int(input())
a= [int(i) for i in input().split()]
pref=[0]*n
m = 10**9+7
pref[0] = a[0]%m
for i in range(1,n):
    pref[i] =  (pref[i-1]+a[i])%m
m = 10**9+7
ans = 0
#print(pref)
for i in range(n-1):
    ans+= (a[i]%m *((pref[n-1]-pref[i])%m))%m
    ans = ans%m
print(ans)

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

A = list(map(lambda x: x%(1*10**9 + 7), A))


value = 0
plus = 0
ans = 0

for i in range(N-1):
    for j in range(N-i-1):
        value = (A[i]*A[i+j+1]+value) % (1*10**9 + 7)
        

print(value)

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

A_sum = sum(A)

value = 0
ans = 0

for i in range(N-1):
    A_sum -= A[i]
    value += A[i]*A_sum

ans = value % (1*10**9+7)

print(ans)

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

A = A % (1*10**9 + 7)
value = 0
plus = 0
ans = 0

for i in range(N-1):
    for j in range(N-i-1):
        value = (A[i]*A[i+j+1]+value) % (1*10**9 + 7)
        

print(value)


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

A_sum = sum(A)

value = 0
ans = 0

for i in range(N-1):
    A_sum -= A[i]
    value += A[i]*A_sum

ans = value % (1*10**9+7)

print(ans)

Buggy python submission (verdict: Time Limit Exceeded):

N = int(input())
A = list(map(int,input().split()))
value = 0
plus = 0
ans = 0

for i in range(N-1):
    for j in range(N-i-1):
        plus = A[i]*A[i+j+1] % (1*10**9 + 7)
        value = (value + plus) % (1*10**9 + 7)
        

print(value)


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

A_sum = sum(A)

value = 0
ans = 0

for i in range(N-1):
    A_sum -= A[i]
    value += A[i]*A_sum

ans = value % (1*10**9+7)

print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int,input().split()))
value = 0

for i in range(N-1):
    for j in range(N-i-1):
        value += A[i]*A[i+j+1]  
        value = value % (1*10**9 + 7)


print(value)

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

A_sum = sum(A)

value = 0
ans = 0

for i in range(N-1):
    A_sum -= A[i]
    value += A[i]*A_sum

ans = value % (1*10**9+7)

print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int,input().split()))
value = 0

for i in range(N-1):
    for j in range(N-i-1):
        value += A[i]*A[i+j+1]  


ans = value % (1*10**9 + 7)

print(ans)


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

A_sum = sum(A)

value = 0
ans = 0

for i in range(N-1):
    A_sum -= A[i]
    value += A[i]*A_sum

ans = value % (1*10**9+7)

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
K = int(input())

N = 7
count = -1

for i in range(K):
    amari = N%K
    if amari == 0:
        count = i+1
        break
    N = N*10 + 7
print(count)

Fixed submission:
K = int(input())

N = 0
count = -1

for i in range(K):
    N = (N*10+7)%K
    if N == 0:
        count = i+1
        break
    
print(count)

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

K = int(input())

if K>10**6 or K<1 :
    print(-1)
    sys.exit()

if K%2 == 0 or K%5 ==0:
    print(-1)
    sys.exit()
    
N = 7
count = 0
i = 1

while i:
    
    count += 1
    if N % K == 0:
        print(count)
        sys.exit()
    
    if count > K:
        print(-1)
        sys.exit()
    
    N = N*10 + 7

Fixed submission:
K = int(input())

N = 0
count = -1

for i in range(K):
    N = (N*10+7)%K
    if N == 0:
        count = i+1
        break
    
print(count)

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

K = int(input())

if K>10**6 or K<1 :
    print(-1)
    sys.exit()

if K%2 == 0 or K%5 ==0:
    print(-1)
    sys.exit()
    
N = 7
count = 0
i = 1

while i:
    
    count += 1
    if N % K == 0:
        print(count)
        sys.exit()
    
    if count > 10**6:
        sys.exit()
    
    N = N*10 + 7

Fixed submission:
K = int(input())

N = 0
count = -1

for i in range(K):
    N = (N*10+7)%K
    if N == 0:
        count = i+1
        break
    
print(count)

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

K = int(input())

if K>10**6 or K<1 :
    print(-1)
    sys.exit()

if K%2 == 0 or K%5 ==0:
    print(-1)
    sys.exit()
    
N = 7
count = 0
i = 1

while i:
    
    count += 1
    if N % K == 0:
        print(count)
        sys.exit()
        
    N = N*10 + 7
     

Fixed submission:
K = int(input())

N = 0
count = -1

for i in range(K):
    N = (N*10+7)%K
    if N == 0:
        count = i+1
        break
    
print(count)

Buggy python submission (verdict: Runtime Error):
K = int(input())

if K%2 == 0 or K%5 ==0:
    print(-1)
    sys.exit()
    
N = 7
count = 0
i = 1

while i:
    
    count += 1
    if N % K == 0:
        print(count)
        sys.exit()
    N = N*10 + 7

Fixed submission:
K = int(input())

N = 0
count = -1

for i in range(K):
    N = (N*10+7)%K
    if N == 0:
        count = i+1
        break
    
print(count)
Buggy python submission (verdict: Runtime Error):
N = input()

N = N.splitlines()

N_num = int(N[0])

AC_num = 0
WA_num = 0
TLE_num = 0
RE_num = 0

for i in range(N_num):
    #print(i+1)
    
    if 'AC' == N[i+1]:
        AC_num += 1
        #print(AC_num)
    
    elif 'WA' == N[i+1]:
        WA_num += 1
        #print(WA_num)

    elif 'TLE' == N[i+1]:
        TLE_num += 1
        #print(TLE_num)
    
    else 'RE' == N[i+1]:
        RE_num += 1
        #print(RE_num)


print('AC x {}'.format(AC_num))
print('WA x {}'.format(WA_num))
print('TLE x {}'.format(TLE_num))
print('RE x {}'.format(RE_num))

Fixed submission:
import sys


N = input()
    

N_in = int(N)

if N_in>10000 or N_in<0:
    print('error')
    sys.exit()

N = N_in/1000;

N_f = float(N)

N_i = int(N)


if (N_f - N_i) == 0:
    Ans = 0
    print(Ans)

else:
    N_i = N_i + 1
    Ans = N_i*1000 - N_in
    print(Ans)
Buggy python submission (verdict: Runtime Error):
A = input()

A = A.splitlines()

change_num = 0

Num = len(A[0])

S = list(A[0])
T = list(A[1])

for i in range(Num):
    if S[i] is not T[i]:
        change_num += 1

print(change_num)

Fixed submission:
S = input()
T = input()

Num = len(S)

S = list(S)
T = list(T)

change_num = 0

for i in range(Num):
    if S[i] is not T[i]:
        change_num += 1

print(change_num)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int,input().split()))
A_sum = 1

for i in range(N):
    A_sum = A_sum * A[i]
    
    if A_sum == 0:
        break
    

if A_sum > 1e18:
        print(-1)

else:
    print(A_sum)

Fixed submission:
import sys

N = int(input())
A = list(map(int,input().split()))
A_sum = 1

if min(A) == 0:
    print(0)
    sys.exit()

else:
    for i in range(N):
        A_sum = A_sum * A[i]
        
        if A_sum > 1e18:
            print(-1)
            sys.exit()


print(A_sum)
Buggy python submission (verdict: Runtime Error):
def main():
    
    
    A, B = map(float,input().split())
    
    if A == 0:
        return 0

    else:
        AB = A*(B*100)
        
        if AB > 1e18:
            return -1
        
        else:
            return int(AB/100)
        
    
print(main())

Fixed submission:

N = input()

N = list(N)

if N[len(N)-1] == '3':
    print('bon')

elif N[len(N)-1] == '0' or N[len(N)-1] == '1' or N[len(N)-1] == '6' or N[len(N)-1] == '8':
    print('pon')
    
else:
    print('hon')
Buggy python submission (verdict: Time Limit Exceeded):
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def resolve():
    N, M = list(map(int, input().split()))
    uf = UnionFind(N)
    for i in range(M):
        a, b = list(map(int, input().split()))
        uf.union(a-1, b-1)
    maxnum = 0
    for _, v in uf.all_group_members().items():
        maxnum = max(maxnum, len(v))
    print(maxnum)

if '__main__' == __name__:
    resolve()

Fixed submission:
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

    def same(self, x, y):
        return self.find(x) == self.find(y)

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        return {r: self.members(r) for r in self.roots()}

    def __str__(self):
        return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())

def resolve():
    N, M = list(map(int, input().split()))
    uf = UnionFind(N)
    for i in range(M):
        a, b = list(map(int, input().split()))
        uf.union(a-1, b-1)
    maxnum = 0
    for v in uf.parents:
        if v < 0:
            maxnum = max(maxnum, -v)
    print(maxnum)

if '__main__' == __name__:
    resolve()
Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    H, W, M = list(map(int, input().split()))
    HW = [list(map(int, input().split())) for _ in range(M)]
    rowsum = [0 for _ in range(H)]
    colsum = [0 for _ in range(W)]
    for h, w in HW:
        rowsum[h-1] += 1
        colsum[w-1] += 1
    rmax = 0
    ridx = []
    for i, r in enumerate(rowsum):
        if rmax < r:
            rmax = r
            ridx = [i]
        elif rmax == r:
            ridx.append(i)
    cmax = 0
    cidx = []
    for j, c in enumerate(colsum):
        if cmax < c:
            cmax = c
            cidx = [j]
        elif cmax == c:
            cidx.append(j)
    
    import itertools
    cnt = 0
    for h, w in HW:
        if h-1 in ridx and w-1 in cidx:
            cnt += 1
    
    print(rmax + cmax if cnt < len(cidx)*len(ridx) else rmax + cmax - 1)

    
    


if '__main__' == __name__:
    resolve()



Fixed submission:
def resolve():
    H, W, M = list(map(int, input().split()))
    HW = [list(map(int, input().split())) for _ in range(M)]
    rowsum = [0 for _ in range(H)]
    colsum = [0 for _ in range(W)]
    for h, w in HW:
        rowsum[h-1] += 1
        colsum[w-1] += 1
    rmax = 0
    ridx = []
    for i, r in enumerate(rowsum):
        if rmax < r:
            rmax = r
            ridx = [i]
        elif rmax == r:
            ridx.append(i)
    maxr = [False for _ in range(H)]
    for i in ridx:
        maxr[i] = True
    
    cmax = 0
    cidx = []
    for j, c in enumerate(colsum):
        if cmax < c:
            cmax = c
            cidx = [j]
        elif cmax == c:
            cidx.append(j)
    maxc = [False for _ in range(W)]
    for i in cidx:
        maxc[i] = True
    
    cnt = 0
    for h, w in HW:
        if maxr[h-1] and maxc[w-1]:
            cnt += 1
    
    print(rmax + cmax if cnt < len(cidx)*len(ridx) else rmax + cmax - 1)

    
    


if '__main__' == __name__:
    resolve()
Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N, K = list(map(int, input().split()))
    A = list(map(int, input().split()))
    points = [0 for _ in range(N+1)]
    acc = 1
    for i in range(1, N+1):
        if i < K:
            points[i] = 0
            acc *= A[i-1]
        else:
            acc *= A[i-1]
            points[i] = acc
            acc /= A[i-K]
    #print(points)
    for i in range(K, N):
        if points[i] < points[i+1]:
            print("Yes")
        else:
            print("No")


    
if '__main__' == __name__:
    resolve()

Fixed submission:
def resolve():
    N, K = list(map(int, input().split()))
    A = list(map(int, input().split()))
    for i in range(K, N):
        if A[i-K] < A[i]:
            print("Yes")
        else:
            print("No")


    
if '__main__' == __name__:
    resolve()

Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N, K = list(map(int, input().split()))
    A = list(map(int, input().split()))
    points = [0 for _ in range(N+1)]
    acc = 1
    for i in range(1, N+1):
        if i < K:
            points[i] = 0
            acc *= A[i-1]
        else:
            acc *= A[i-1]
            points[i] = acc
            acc /= A[i-K]
    #print(points)
    for i in range(K, N):
        if points[i] < points[i+1]:
            print("Yes")
        else:
            print("No")


    
if '__main__' == __name__:
    resolve()

Fixed submission:
def resolve():
    N, K = list(map(int, input().split()))
    A = list(map(int, input().split()))
    for i in range(K, N):
        if A[i-K] < A[i]:
            print("Yes")
        else:
            print("No")


    
if '__main__' == __name__:
    resolve()
Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    l = len(bin(max(A))[2:])
    mask = int("1"*N, 2)
    for i in range(N):
        A[i] = list(bin(A[i])[2:].zfill(l))
    cols = [list(c) for c in zip(*A)]
    joinedcols = ["".join(c) for c in cols]
    #print(joinedcols)
    #print(A)
    #print(cols)
    colssum = [c.count("1") for c in cols]
    for i in range(l):
        if (colssum[i]-int(cols[i][0])) % 2 == int(A[0][i]):
            cols[i] = joinedcols[i]
        else:
            cols[i] = bin(int(joinedcols[i], 2) ^ mask)[2:].zfill(N)
    #print(cols)
    ans = ["".join(a) for a in zip(*cols)]
    #print(ans)
    print(*(map(lambda x: int(x, 2), ans))) 
    


if __name__ == "__main__":
    resolve()


Fixed submission:
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    B = A[0]
    for i in range(1, N):
        B = B^A[i]
    ans = []
    for i in range(N):
        ans.append(B^A[i])
    print(*ans)

if __name__ == "__main__":
    resolve()

Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    l = len(bin(max(A))[2:])
    mask = int("1"*N, 2)
    for i in range(N):
        A[i] = list(bin(A[i])[2:].zfill(l))
    cols = [list(c) for c in zip(*A)]
    #print(A)
    #print(cols)
    colssum = [c.count("1") for c in cols]
    for i in range(l):
        if (colssum[i]-int(cols[i][0])) % 2 == int(A[0][i]):
            cols[i] = "".join(cols[i])
        else:
            cols[i] = bin(int("".join(cols[i]), 2) ^ mask)[2:].zfill(N)
    #print(cols)
    ans = ["".join(a) for a in zip(*cols)]
    #print(ans)
    print(*(map(lambda x: int(x, 2), ans))) 
    


if __name__ == "__main__":
    resolve()


Fixed submission:
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    B = A[0]
    for i in range(1, N):
        B = B^A[i]
    ans = []
    for i in range(N):
        ans.append(B^A[i])
    print(*ans)

if __name__ == "__main__":
    resolve()

Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    l = len(bin(max(A))[2:])
    mask = int("1"*N, 2)
    cols = ["" for _ in range(l)]
    for i in range(N):
        A[i] = bin(A[i])[2:].zfill(l)
        for j in range(l):
            cols[j] += A[i][j]
    #print(A)
    #print(cols)
    for i in range(l):
        if cols[i][1:].count("1") % 2 == int(A[0][i]):
            continue
        else:
            cols[i] = bin(int(cols[i], 2) ^ mask)[2:].zfill(N)
    #print(cols)
    ans = ["" for _ in range(N)]
    for c in cols:
        for i in range(N):
            ans[i] += c[i]
    #print(ans)
    print(*(map(lambda x: int(x, 2), ans))) 
    


if __name__ == "__main__":
    resolve()

Fixed submission:
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    B = A[0]
    for i in range(1, N):
        B = B^A[i]
    ans = []
    for i in range(N):
        ans.append(B^A[i])
    print(*ans)

if __name__ == "__main__":
    resolve()
Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    ans = 1
    for a in A:
        ans *= a
    print(ans if ans <= 10**18 else -1)

if '__main__' == __name__:
    resolve()

Fixed submission:
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    ans = 1
    th = 10**18
    if 0 in A:
        print(0)
        return
    for a in A:
        ans *= a
        if ans > th:
            print(-1)
            return 
    print(ans if ans <= th else -1)

if '__main__' == __name__:
    resolve()
Buggy python submission (verdict: Runtime Error):
def resolve():
    X = int(input())
    powered = set()
    for i in range(100):
        powered.add(i**5)
    for b in powered:
        if X+b in powered:
            a = int((b+X)**(1/5))
            b = int(b**(1/5))
            print(a, b)
            return
        if X-b in powered:
            a = int((b+X)**(1/5))
            b = -int(b**(1/5))
            print(a, b)
            return
            
    assert False


if '__main__' == __name__:
    resolve()


Fixed submission:
def resolve():
    X = int(input())
    for a in range(-200, 201):
        for b in range(-200, 201):
            if a**5 - b**5 == X:
                print(a, b)
                return
    assert False


if '__main__' == __name__:
    resolve()

Buggy python submission (verdict: Runtime Error):
def resolve():
    X = int(input())
    b = 0
    while b < 10**6:
        a = (X-(b**5))**(1/5)
        if a.is_integer():
            print(int(a), b)
            return
        b += 1
    raise Exception("NOT FOUND")


if '__main__' == __name__:
    resolve()


Fixed submission:
def resolve():
    X = int(input())
    for a in range(-200, 201):
        for b in range(-200, 201):
            if a**5 - b**5 == X:
                print(a, b)
                return
    assert False


if '__main__' == __name__:
    resolve()
Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    L = [i+A[i-1] for i in range(1,N+1)]
    R = [i-A[i-1] for i in range(1,N+1)]
    import collections
    Lcnter = collections.Counter(L)
    Rcnter = collections.Counter(R)
    values = set(Lcnter.keys()) & set(Rcnter.keys())
    ans = 0
    for i in values:
        if i in L and i in R:
            ans += Lcnter[i]*Rcnter[i]
    print(ans)
    


if __name__ == "__main__":
    resolve()


Fixed submission:
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    L = [i+A[i-1] for i in range(1,N+1)]
    R = [i-A[i-1] for i in range(1,N+1)]
    import collections
    Lcnter = collections.Counter(L)
    Rcnter = collections.Counter(R)
    values = set(Lcnter.keys()) & set(Rcnter.keys())
    ans = 0
    for i in values:
        ans += Lcnter[i]*Rcnter[i]
    print(ans)
    


if __name__ == "__main__":
    resolve()

Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    L = [i+A[i-1] for i in range(1,N+1)]
    R = [i-A[i-1] for i in range(1,N+1)]
    import collections
    Lcnter = collections.Counter(L)
    Rcnter = collections.Counter(R)
    limit = max(max(Lcnter.keys()), max(Rcnter.keys()))
    ans = 0
    for i in range(limit+1):
        if i in L and i in R:
            ans += Lcnter[i]*Rcnter[i]
    print(ans)
    


if __name__ == "__main__":
    resolve()


Fixed submission:
def resolve():
    N = int(input())
    A = list(map(int, input().split()))
    L = [i+A[i-1] for i in range(1,N+1)]
    R = [i-A[i-1] for i in range(1,N+1)]
    import collections
    Lcnter = collections.Counter(L)
    Rcnter = collections.Counter(R)
    values = set(Lcnter.keys()) & set(Rcnter.keys())
    ans = 0
    for i in values:
        ans += Lcnter[i]*Rcnter[i]
    print(ans)
    


if __name__ == "__main__":
    resolve()
Buggy python submission (verdict: Time Limit Exceeded):
def resolve():
    S = list(input())
    rem = [0 for _ in range(2019)]
    v = 0
    rem[0] += 1
    n_p = 0
    for i in range(len(S)-1, -1, -1):
        v = (10**n_p)*int(S[i]) + v
        v %= 2019
        rem[v] += 1
        n_p += 1
    ans = 0
    for r in rem:
        ans += r*(r-1)//2
    print(ans)
        



if '__main__' == __name__:
    resolve()


Fixed submission:
def resolve():
    S = list(input())
    rem = [0 for _ in range(2019)]
    v = 0
    rem[0] += 1
    p = 1
    for i in range(len(S)-1, -1, -1):
        v = p*int(S[i]) + v
        v %= 2019
        rem[v] += 1
        p = (p*10)%2019

    ans = 0
    for r in rem:
        ans += r*(r-1)//2
    print(ans)
        



if '__main__' == __name__:
    resolve()
Buggy python submission (verdict: Runtime Error):
def resolve():
    N = int(input())
    import math
    print(math.ceil(N/2))

if '__main__' == __name__:
    resolve()

Fixed submission:
def resolve():
    S = input()
    print("No" if S in ["AAA", "BBB"] else "Yes")

if '__main__' == __name__:
    resolve()