Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Time Limit Exceeded):
S = input()
Q = int(input())
flag = 1

for i in range(Q):
    q = list(map(str, input().split()))
    if q==["1"]:
        flag *= -1
    else:
        if flag==1 and q[1]=="1":
            S = q[2]+S
        elif flag==1 and q[1]=="2":
            S += q[2]
        elif flag==-1 and q[1]=="1":
            S += q[2]
        else:
            S = q[2]+S

if flag==1:
    print(S)
else:
    ans = ""
    for i in reversed(S):
        ans += i
    print(ans)
    # print("".join(list(reversed(S))))


Fixed submission:
S = input()
Q = int(input())
flag = 1
left = ""
right = ""

for i in range(Q):
    q = input().split()
    if q==["1"]:
        flag *= -1
    else:
        if flag==1 and q[1]=="1":
            left = q[2]+left
        elif flag==1 and q[1]=="2":
            right += q[2]
        elif flag==-1 and q[1]=="1":
            right += q[2]
        else:
            left = q[2]+left
# print(S)

if flag==1:
    print(left+S+right)
else:
    print(right[::-1]+S[::-1]+left[::-1])

Buggy python submission (verdict: Time Limit Exceeded):
S = input()
Q = int(input())
flag = 1

for i in range(Q):
    q = list(map(str, input().split()))
    if q==["1"]:
        flag *= -1
    else:
        if flag==1 and q[1]=="1":
            S = q[2]+S
        elif flag==1 and q[1]=="2":
            S += q[2]
        elif flag==-1 and q[1]=="1":
            S += q[2]
        else:
            S = q[2]+S

if flag==1:
    print(S)
else:
    print("".join(list(reversed(S))))


Fixed submission:
S = input()
Q = int(input())
flag = 1
left = ""
right = ""

for i in range(Q):
    q = input().split()
    if q==["1"]:
        flag *= -1
    else:
        if flag==1 and q[1]=="1":
            left = q[2]+left
        elif flag==1 and q[1]=="2":
            right += q[2]
        elif flag==-1 and q[1]=="1":
            right += q[2]
        else:
            left = q[2]+left
# print(S)

if flag==1:
    print(left+S+right)
else:
    print(right[::-1]+S[::-1]+left[::-1])
Buggy python submission (verdict: Runtime Error):
A = []
for i in range(3):
    p,q,r = map(int, input().split())
    A.append(p)
    A.append(q)
    A.append(r)
n = int(input())
for i in range(n):
    b = int(input())
    if b in A:
        A[A.index(b)] = 0

if A[0]==A[1]==A[2]==0 or A[3]==A[4]==A[5]==0 or A[6]==A[7]==A[9]==0 or A[0]==A[3]==A[6]==0 or A[1]==A[4]==A[7]==0 or A[2]==A[5]==A[8]==0 or A[0]==A[4]==A[8]==0 or A[2]==A[4]==A[6]==0:
    print("Yes")
else:
    print("No")


Fixed submission:
A = []
for i in range(3):
    p,q,r = map(int, input().split())
    A.append(p)
    A.append(q)
    A.append(r)
n = int(input())
for i in range(n):
    b = int(input())
    if b in A:
        A[A.index(b)] = 0

if A[0]==A[1]==A[2]==0 or A[3]==A[4]==A[5]==0 or A[6]==A[7]==A[8]==0 or A[0]==A[3]==A[6]==0 or A[1]==A[4]==A[7]==0 or A[2]==A[5]==A[8]==0 or A[0]==A[4]==A[8]==0 or A[2]==A[4]==A[6]==0:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
n,m = map(int, input().split())

lst = []
for i in range(m):
    s,c = map(int, input().split())
    lst.append((s,c))

for i in range(1,1000):
    flag = 0
    I = str(i)
    if len(I)==n:
        for j in range(len(lst)):
            if I[lst[j][0]-1]!=lst[k][1]:
                flag = 1
        if flag == 0:
            print(I)
print(-1)

Fixed submission:
n,m = map(int, input().split())
lst = []
for i in range(m):
    s,c = map(int, input().split())
    lst.append((s-1,c))

if n!=1:
    for i in lst:
        if i==(0,0):
            print(-1)
            exit()

# print(lst)
if n==1:
    for i in range(10):
        I = str(i)
        flag = 0
        for j in lst:
            if I[j[0]]!=str(j[1]):
                flag = 1
        if flag == 0:
            print(I)
            exit()
else:
    for i in range(10**(n-1),10**n):
        I = str(i)
        # print(I)
        flag = 0
        for j in lst:
            if I[j[0]]!=str(j[1]):
                flag = 1
        if flag == 0:
            print(I)
            exit()

print(-1)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
N = []
ans = 0
l = len(str(n))

for i in range(l):
    N.append(int(str(n)[-i-1]))
N.append(0)

for i in range(l+1):
    if N[i]<5:
        ans += N[i]
    elif N[i]>5:
        ans += 10-N[i]
        N[i+1] += 1
    elif N[i+1]>4:
        ans += 10-N[i]
        N[i+1] += 1
    else:
        ans += N[i]

print(ans)


Fixed submission:
n = input()
N = []
ans = 0
l = len(str(n))

for i in range(l):
    N.append(int(n[-i-1]))
N.append(0)

for i in range(l+1):
    if N[i]<5:
        ans += N[i]
    elif N[i]>5:
        ans += 10-N[i]
        N[i+1] += 1
    elif N[i+1]>4:
        ans += 10-N[i]
        N[i+1] += 1
    else:
        ans += N[i]

print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
N = []
ans = 0
l = len(str(n))

for i in range(l):
    N.append(int(str(n)[-i-1]))
N.append(0)

for i in range(l+1):
    if N[i]<5:
        ans += N[i]
    elif N[i]>5:
        ans += 10-N[i]
        N[i+1] += 1
    elif N[i+1]>4:
        ans += 10-N[i]
        N[i+1] += 1
    else:
        ans += N[i]

print(ans)


Fixed submission:
n = input()
N = []
ans = 0
l = len(str(n))

for i in range(l):
    N.append(int(n[-i-1]))
N.append(0)

for i in range(l+1):
    if N[i]<5:
        ans += N[i]
    elif N[i]>5:
        ans += 10-N[i]
        N[i+1] += 1
    elif N[i+1]>4:
        ans += 10-N[i]
        N[i+1] += 1
    else:
        ans += N[i]

print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
lst = [0,1,2,3,4,5,4,3,2,1]
ans = 0

for _ in range(len(str(n))+1):
    num = n%10
    ans += lst[num]
    if num > 5:
        n = n//10 +1
    elif num < 5:
        n = n//10
    else:
        if (n//10)%10 > 4:
            n = n//10 +1
        else:
            n = n//10

print(ans)


Fixed submission:
n = input()
N = []
ans = 0
l = len(str(n))

for i in range(l):
    N.append(int(n[-i-1]))
N.append(0)

for i in range(l+1):
    if N[i]<5:
        ans += N[i]
    elif N[i]>5:
        ans += 10-N[i]
        N[i+1] += 1
    elif N[i+1]>4:
        ans += 10-N[i]
        N[i+1] += 1
    else:
        ans += N[i]

print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
lst = [0,1,2,3,4,5,4,3,2,1]
ans = 0

for _ in range(len(str(n))+1):
    num = n%10
    ans += lst[num]
    if num > 5:
        n = n//10 +1
    elif num < 5:
        n = n//10
    else:
        if (n//10)%10 > 4:
            n = n//10 +1
        else:
            n = n//10

print(ans)


Fixed submission:
n = input()
N = []
ans = 0
l = len(str(n))

for i in range(l):
    N.append(int(n[-i-1]))
N.append(0)

for i in range(l+1):
    if N[i]<5:
        ans += N[i]
    elif N[i]>5:
        ans += 10-N[i]
        N[i+1] += 1
    elif N[i+1]>4:
        ans += 10-N[i]
        N[i+1] += 1
    else:
        ans += N[i]

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n,k = map(int, input().split())
lst = list(map(int, input().split()))
ans = 0
koho = 0

for i in range(n-k+1):
    koho = sum(lst[i:i+k])
    if koho > ans:
        ans = koho

print((ans+k)/2)


Fixed submission:
from itertools import accumulate


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

# 累積和
B = [0] + A
B = list(accumulate(B))

ans = []
for i in range(N-K+1):
    ans.append(B[i+K]-B[i])

print((max(ans)+K)/2)

Buggy python submission (verdict: Time Limit Exceeded):
n,k = map(int, input().split())
lst = list(map(int, input().split()))
ans = 0
koho = 0

for i in range(n-k+1):
    koho = sum(lst[i:i+k])
    if koho > ans:
        ans = koho

print((ans+k)/2)


Fixed submission:
from itertools import accumulate


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

# 累積和
B = [0] + A
B = list(accumulate(B))

ans = []
for i in range(N-K+1):
    ans.append(B[i+K]-B[i])

print((max(ans)+K)/2)

Buggy python submission (verdict: Time Limit Exceeded):
n,k = map(int, input().split())
lst = list(map(int, input().split()))
ans = []

for i in range(n-k+1):
    ans.append(sum(lst[i:i+k]))

print((max(ans)+k)/2)


Fixed submission:
from itertools import accumulate


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

# 累積和
B = [0] + A
B = list(accumulate(B))

ans = []
for i in range(N-K+1):
    ans.append(B[i+K]-B[i])

print((max(ans)+K)/2)

Buggy python submission (verdict: Time Limit Exceeded):
n,k = map(int, input().split())
lst = list(map(int, input().split()))
exp = []
ans = []

a=0
for i in lst:
    a = (i+1)/2
    exp.append(a)

for i in range(n-k+1):
    ans.append(sum(exp[i:i+k]))

print(max(ans))


Fixed submission:
from itertools import accumulate


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

# 累積和
B = [0] + A
B = list(accumulate(B))

ans = []
for i in range(N-K+1):
    ans.append(B[i+K]-B[i])

print((max(ans)+K)/2)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
ans=0

for i in range(1,n+1):
    for j in range(1,i+1):
        if str(i)[0]==str(j)[-1] and str(j)[0]==str(i)[-1]:
            if i==j:
                ans+=1
            else:
                ans+=2

print(ans)


Fixed submission:
from collections import defaultdict

n=int(input())
counter=defaultdict(int)

for x in map(str,range(1,n+1)):
    head=x[0]
    tail=x[-1]
    counter[(head,tail)]+=1

ans=0
items=list(counter.items())
for (head, tail), cnt in items:
    ans+=cnt*counter[(tail, head)]

print(ans)
Buggy python submission (verdict: Runtime Error):
from fractions import gcd

def lcm(a):
    from fractions import gcd
    x = a[0]
    for i in range(1, len(a)):
        x = (x * a[i]) // gcd(x, a[i])
    return x

n=int(input())
a=list(map(int, input().split()))
A=lcm(a)
ans=0

for i in a:
    ans+=A/i

print(ans%(10**9+7))


Fixed submission:
from fractions import gcd

n=int(input())
a=list(map(int, input().split()))
mod=10**9+7
l=1
ans=0

for i in a:
    l=l*i//gcd(l,i)

for i in a:
    ans+=l//i

print(ans%mod)

Buggy python submission (verdict: Runtime Error):
from fractions import gcd

n=int(input())
a=list(map(int, input().split()))
mod=10**9+7
l=1
ans=0

for i in a:
    l=l*i//gcd(l,i)

for i in a:
    ans+=l/i

print(int(ans%mod))


Fixed submission:
from fractions import gcd

n=int(input())
a=list(map(int, input().split()))
mod=10**9+7
l=1
ans=0

for i in a:
    l=l*i//gcd(l,i)

for i in a:
    ans+=l//i

print(ans%mod)

Buggy python submission (verdict: Runtime Error):
from fractions import gcd

def lcm(a):
    x = a[0]
    for i in range(1, len(a)):
        x = (x * a[i]) // gcd(x, a[i])
    return x

n=int(input())
a=list(map(int, input().split()))
A=lcm(a)
ans=0

for i in a:
    ans+=A/i

print(int(ans)%(10**9+7))


Fixed submission:
from fractions import gcd

n=int(input())
a=list(map(int, input().split()))
mod=10**9+7
l=1
ans=0

for i in a:
    l=l*i//gcd(l,i)

for i in a:
    ans+=l//i

print(ans%mod)

Buggy python submission (verdict: Runtime Error):
from fractions import gcd

def lcm(a):
    from fractions import gcd
    x = a[0]
    for i in range(1, len(a)):
        x = (x * a[i]) // gcd(x, a[i])
    return x

n=int(input())
a=list(map(int, input().split()))
A=lcm(a)
ans=0

for i in a:
    ans+=A/i

print(int(ans)%(10**9+7))


Fixed submission:
from fractions import gcd

n=int(input())
a=list(map(int, input().split()))
mod=10**9+7
l=1
ans=0

for i in a:
    l=l*i//gcd(l,i)

for i in a:
    ans+=l//i

print(ans%mod)

Buggy python submission (verdict: Runtime Error):
from fractions import gcd

def lcm(a):
    from fractions import gcd
    x = a[0]
    for i in range(1, len(a)):
        x = (x * a[i]) // gcd(x, a[i])
    return x

n=int(input())
a=list(map(int, input().split()))
A=lcm(a)
ans=0

for i in a:
    ans+=A/i

print(int(ans%(10**9+7)))


Fixed submission:
from fractions import gcd

n=int(input())
a=list(map(int, input().split()))
mod=10**9+7
l=1
ans=0

for i in a:
    l=l*i//gcd(l,i)

for i in a:
    ans+=l//i

print(ans%mod)
Buggy python submission (verdict: Runtime Error):
from collections import deque
h,w = map(int, input().split())
maze = [list(input()) for i in range(h)]


def bfs(maze, sx, sy, gy, gx):
    d = [[float("inf")] * w for i in range(h)]

    dx = [1, 0, -1, 0]
    dy = [0, 1, 0, -1]

    que = deque([])
    que.append((sy, sx))
    d[sy][sx] = 0

    while que:
        p = que.popleft()
        if p[0] == gy and p[1] == gx:
            break
        for i in range(4):
            nx = p[0] + dx[i]
            ny = p[1] + dy[i]

            if 0 <= nx < h and 0 <= ny < w and maze[nx][ny] != "#" and d[nx][ny] == float("inf"):
                que.append((nx, ny))
                d[nx][ny] = d[p[0]][p[1]] + 1

    return d[gy][gx]


ans = 0
for i in range(h):
    for j in range(w):
        if maze[i][j]!="#":
            for k in range(i,h):
                for l in range(j,w):
                    if maze[k][l]!="#":
                        ans = max(ans, bfs(maze, j, i, l, k))

print(ans)


Fixed submission:
from collections import deque
h,w = map(int, input().split())
maze = [list(input()) for i in range(h)]
emp = []

#迷路と始点を引数に、最も遠い点までの距離を返す
def bfs(maze, sx, sy):
    d = [[-float("inf")] * w for i in range(h)]

    dx = [1, 0, -1, 0]
    dy = [0, 1, 0, -1]

    que = deque([])
    que.append((sy, sx))
    d[sy][sx] = 0

    while que:
        p = que.popleft()
        # if p[0] == gy and p[1] == gx:
        #     break
        for i in range(4):
            nx = p[0] + dx[i]
            ny = p[1] + dy[i]
            if 0 <= nx < h and 0 <= ny < w and maze[nx][ny] != "#" and d[nx][ny] == -float("inf"):
                que.append((nx, ny))
                d[nx][ny] = d[p[0]][p[1]] + 1
    an = 0
    for i in d:
        an = max(an,max(i))
    return an

# 取りうる全ての始点と終点の最短経路の最大値を求める
ans = 0
for i in range(h):
    for j in range(w):
        if maze[i][j]!="#":
            ans = max(ans, bfs(maze, j, i))

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

if x==2 or x==3:
    print(x)
    exit()

lst = [i for i in range(x,x*2+2)]

max = int(x**0.5)
for i in range(2,max+1):
    for j in lst:
        if j%i==0:
            lst.remove(j)

print(lst[0])


Fixed submission:
import math
x = int(input())

# if x==2 or x==3:
#     print(x)
#     exit()
#
# lst = [i for i in range(x,x*2+2)]
#
# max = int(x**0.5)
# for i in range(2,max+1):
#     for j in lst:
#         if j%i==0:
#             lst.remove(j)
#
# print(lst[0])


def is_prime(n):
    if n == 1: return False

    for k in range(2, int(math.sqrt(n)) + 1):
        if n % k == 0:
            return False

    return True

for i in range(x,x*2+2):
    if is_prime(i):
        print(i)
        exit()
Buggy python submission (verdict: Runtime Error):
import math

def lcm(x, y):
    return (x * y) // math.gcd(x, y)

a,b = map(int, input().split())
print(lcm(a,b))


Fixed submission:
import fractions

def lcm(x, y):
    return (x * y) // fractions.gcd(x, y)

a,b = map(int, input().split())
print(lcm(a,b))
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
counter_2=0
counter_5=0

def count_2(num):
    cnt=0
    while num%2==0:
        num//=2
        cnt+=1
    return cnt
def count_5(num):
    cnt=0
    while num%5==0:
        num//=5
        cnt+=1
    return cnt

while n>=2:
    counter_2+=count_2(n)
    counter_5+=count_5(n)
    n-=2

print(min(counter_2,counter_5))


Fixed submission:
n=int(input())
ans=0
keta=10

def count_2(num):
    return format(num, 'b')[::-1].find('1')

if n%2==1:
    print(0)
else:
    while n//keta!=0:
        ans+=n//keta
        keta*=5
    print(ans)

Buggy python submission (verdict: Runtime Error):
n=int(input())
ans=0

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

a=f(n)
while a%10==0:
    a=a/10
    ans+=1
print(ans)


Fixed submission:
n=int(input())
ans=0
keta=10

def count_2(num):
    return format(num, 'b')[::-1].find('1')

if n%2==1:
    print(0)
else:
    while n//keta!=0:
        ans+=n//keta
        keta*=5
    print(ans)
Buggy python submission (verdict: Runtime Error):
from math import sqrt 

n=int(input())
count=[]

for i in range(1,int(sqrt(n))):
    if n%i==0:
        count.append(i+n/i)

print(int(min(count)-2))


Fixed submission:
from math import sqrt

n=int(input())
count=[]

for i in range(1,int(sqrt(n))+1):
    if n%i==0:
        count.append(i+n/i)

print(int(min(count)-2))
Buggy python submission (verdict: Time Limit Exceeded):
import math
import numpy as np

n,k = map(int, input().split())
# lstA = list(map(int, input().split()))
# lstF = list(map(int, input().split()))
# lstA.sort()
# lstF.sort()
# lstF.reverse()
lstA = np.array(sorted(list(map(int, input().split()))))
lstF = np.array(sorted(list(map(int, input().split())), reverse=True))

def check(x):
    checker = 0
    for i in range(n):
        checker += math.ceil(lstA[i]-x/lstF[i])
    if checker <= k:
        return True
    else:
        return False

left = -1
right = 10**12

while True:
    center = (left+right)//2
    if check(center) == True:
        right = center
    else:
        left = center
    if right <= left+1:
        print(right)
        exit()


Fixed submission:
import numpy as np

n,k = map(int, input().split())
lstA = np.array(sorted(list(map(int, input().split()))))
lstF = np.array(sorted(list(map(int, input().split())), reverse=True))
s = lstA.sum()

left = -1
right = 10**12

while True:
    center = (left+right)//2
    if s-np.minimum(lstA, center//lstF).sum() <=k:
        right = center
    else:
        left = center
    if right <= left+1:
        print(right)
        exit()

Buggy python submission (verdict: Time Limit Exceeded):
import math
import numpy as np

n,k = map(int, input().split())
lstA = list(map(int, input().split()))
lstF = list(map(int, input().split()))

# lstA.sort()
# lstF.sort()
# lstF.reverse()
lstA = np.sort(lstA)
lstF = np.sort(lstF)[::-1]

def check(x):
    checker = 0
    for i in range(n):
        checker += math.ceil(lstA[i]-x/lstF[i])
    if checker <= k:
        return True
    else:
        return False

left = -1
right = 10**12

while left <= right:
    center = (left+right)//2
    if check(center) == True:
        right = center
    else:
        left = center
    if right <= left+1:
        print(right)
        exit()


Fixed submission:
import numpy as np

n,k = map(int, input().split())
lstA = np.array(sorted(list(map(int, input().split()))))
lstF = np.array(sorted(list(map(int, input().split())), reverse=True))
s = lstA.sum()

left = -1
right = 10**12

while True:
    center = (left+right)//2
    if s-np.minimum(lstA, center//lstF).sum() <=k:
        right = center
    else:
        left = center
    if right <= left+1:
        print(right)
        exit()
Buggy python submission (verdict: Time Limit Exceeded):
n,m = map(int, input().split())
lst = list(map(int, input().split()))
# lst.sort(reverse=True)

for i in range(m):
    lst.sort(reverse=True)
    lst[0]=int(lst[0]/2)

    # if lst[0]<lst[1]:
    #     lst[0],lst[1]=lst[1],lst[0]
print(sum(lst))


Fixed submission:
import heapq

n,m = map(int, input().split())
lst = [-int(i) for i in input().split()]
heapq.heapify(lst)

for i in range(m):
    a=-(-heapq.heappop(lst)//2)
    heapq.heappush(lst, a)
print(-sum(lst))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
lst = list(map(int, input().split()))

ans = 0
for i in range(n-1):
    count = 0
    j = i+1
    while True:
        if j==n:
            break
        elif lst[j-1]>=lst[j]:
            count += 1
            j += 1
        else:
            break
    ans = max(ans, count)

print(ans)


Fixed submission:
n = int(input())
lst = list(map(int, input().split()))

ans = 0

i = 0
count = 0
ans = 0
while i != n-1:
    if lst[i]>=lst[i+1]:
        count += 1
        ans = max(ans, count)
    else:
        count = 0
    i += 1

print(ans)

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

ans = 0
for i in range(n-1):
    count = 0
    j = i+1
    while True:
        if j==n:
            break
        elif lst[j-1]>=lst[j]:
            count += 1
            j += 1
        else:
            break
    ans = max(ans, count)

print(ans)


Fixed submission:
n = int(input())
lst = list(map(int, input().split()))

ans = 0

i = 0
count = 0
ans = 0
while i != n-1:
    if lst[i]>=lst[i+1]:
        count += 1
        ans = max(ans, count)
    else:
        count = 0
    i += 1

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
import copy

n = int(input())
lst = []
for _ in range(n):
    lst.append(int(input()))
clean_lst = copy.deepcopy(lst)

for i in clean_lst:
    lst.remove(i)
    print(max(lst))
    lst.append(i)


Fixed submission:
import copy

n = int(input())
lst = []
for _ in range(n):
    lst.append(int(input()))
clean_lst = copy.deepcopy(lst)

m1 = max(lst)
lst.remove(m1)
m2 = max(lst)

for i in clean_lst:
    print(m1 if i!=m1 else m2)
Buggy python submission (verdict: Runtime Error):
n,m = map(int, input().split())
mod = 10**9+7

lst = []
for i in range(m):
    lst.append(int(input()))
lst.sort()

#2連続穴がある場合
for i in range(len(lst)-1):
    if lst[i]+1 == lst[i+1]:
        print(0)
        exit()

lst2 = []
for i in range(len(lst)):
    if i==0:
        lst2.append(lst[0]-1)
    else:
        lst2.append(lst[i]-lst[i-1]-2)
lst2.append(n-lst[-1]-1)



dp = [0 for i in range(n)]
dp[0] = 1
dp[1] = 1
for i in range(2,n):
    dp[i] = dp[i-1] + dp[i-2]

ans = 1
for i in lst2:
    ans *= dp[i]
    ans %= mod

print(ans)


Fixed submission:
n,m = map(int, input().split())
mod = 10**9+7

#フィボナッチ数列
dp = [0 for i in range(n+2)]
dp[0] = 1
dp[1] = 1
for i in range(2,n+2):
    dp[i] = dp[i-1] + dp[i-2]

#穴が無い場合
if m==0:
    print(dp[n]%mod)
    exit()

lst = []
for i in range(m):
    lst.append(int(input()))
lst.sort()

#2連続穴がある場合
for i in range(len(lst)-1):
    if lst[i]+1 == lst[i+1]:
        print(0)
        exit()

lst2 = []
for i in range(len(lst)):
    if i==0:
        lst2.append(lst[0]-1)
    else:
        lst2.append(lst[i]-lst[i-1]-2)
lst2.append(n-lst[-1]-1)

ans = 1
for i in lst2:
    ans *= dp[i]
    ans %= mod

# print(lst)
# print(lst2)
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n,m = map(int, input().split())
gates = []
for i in range(m):
    l,r = map(int, input().split())
    gates.append((l-1,r-1))

checker = [0 for i in range(n)]
for i in gates:
    for j in range(i[0],i[1]+1):
        checker[j] += 1

ans = 0
for i in checker:
    if i == m:
        ans += 1

print(ans)


Fixed submission:
n,m = map(int, input().split())
l,r = 0,n
for i in range(m):
    L,R = map(int, input().split())
    l = max(l,L)
    r = min(r,R)

print(r-l+1 if l<=r else 0)
Buggy python submission (verdict: Time Limit Exceeded):
import functools
import fractions
import copy

n = int(input())
a = list(map(int, input().split()))
cleana = copy.deepcopy(a)

def GCD(values):
    g = functools.reduce(fractions.gcd, values)
    return g

ans = 0
for i in range(n):
    a.remove(cleana[i])
    ans = max(ans, GCD(a))
    # print("a:",a)
    # print("GCD:",GCD(a))
    a = copy.deepcopy(cleana)

print(ans)


Fixed submission:
import functools
import fractions
import copy

n = int(input())
a = list(map(int, input().split()))

def gcd(x,y):
    if x<y:
        x,y = y,x
    if y==0:
        return x
    return gcd(x%y,y)

l = [a[0]]
for i in range(1,n):
    l.append(gcd(l[-1],a[i]))
l = [0]+l

a.reverse()
r = [a[0]]
for i in range(1,n):
    r.append(gcd(r[-1],a[i]))
r = [0]+r
r.reverse()

# print(l)
# print(r)

ans = 1
for i in range(n):
    ans = max(ans, gcd(l[i],r[i+1]))

print(ans)