Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):

from collections import Counter 
from collections import defaultdict
from collections import deque
from functools import reduce
import math
import itertools
import heapq
import numpy as np
import bisect
import sys
sys.setrecursionlimit(10**6)


def bfs(s,n,node):
    #頂点が探索済みかどうかのチェック配列
    check=[False for _ in range(n)]
    check[s]=True
    #次見る頂点を格納するキュー
    queue=deque([s])
    visited_num=1

    #問題固有の配列
    #color_check=[[True for _ in range(l)] for _ in range(n)]
    color=[-1 for _ in range(n)]
    color[s]=0
    
    while visited_num<n:
        #グラフが全連結ではない場合
        if len(queue)==0:
            #空配列を返す
            #現状までの計算済み配列を返してもいいと思う
            return color

        now_vertex=queue.popleft()
        #インデックスがない場合は
        for next_vertex in node[now_vertex]:


            if check[next_vertex]==True:
                continue

            queue.append(next_vertex)
            check[next_vertex]=True

            #問題固有の計算
            color[next_vertex]=color[now_vertex]+1
            visited_num+=1

    return color

#n=int(input())z
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
ceil=lambda x,y: (x+y-1)//y
input_list = lambda : list(map(int,input().split()))



#n=int(input())
n,m=input_list()
#a=input_list()

print(math.floor(n*m))

Fixed submission:
from collections import Counter 
from collections import defaultdict
from collections import deque
from functools import reduce
import math
import itertools
import heapq
import numpy as np
import bisect
import sys
sys.setrecursionlimit(10**6)


def bfs(s,n,node):
    #頂点が探索済みかどうかのチェック配列
    check=[False for _ in range(n)]
    check[s]=True
    #次見る頂点を格納するキュー
    queue=deque([s])
    visited_num=1

    #問題固有の配列
    #color_check=[[True for _ in range(l)] for _ in range(n)]
    color=[-1 for _ in range(n)]
    color[s]=0
    
    while visited_num<n:
        #グラフが全連結ではない場合
        if len(queue)==0:
            #空配列を返す
            #現状までの計算済み配列を返してもいいと思う
            return color

        now_vertex=queue.popleft()
        #インデックスがない場合は
        for next_vertex in node[now_vertex]:


            if check[next_vertex]==True:
                continue

            queue.append(next_vertex)
            check[next_vertex]=True

            #問題固有の計算
            color[next_vertex]=color[now_vertex]+1
            visited_num+=1

    return color

#n=int(input())z
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
ceil=lambda x,y: (x+y-1)//y
input_list = lambda : list(map(int,input().split()))



#n=int(input())
#n,m=input_list()
#a=input_list()
a=input().split()
n=int(a[0])
m=a[1]
ans=0
ans+=n*int(m[0])
ans+=n*int(m[2])//10
ans+=n*int(m[3])//100
mod=0
tmp=int(str(n*int(m[2]))[-1])
if tmp<10:
    tmp*=10
mod+=tmp
#print(mod)
tmp=int(str(n*int(m[3]))[-2:])
mod+=tmp
#print(ans)
#print(mod)
print(ans+mod//100)
Buggy python submission (verdict: Time Limit Exceeded):
#n=int(input())
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
import sys
sys.setrecursionlimit(10**6)
import math
import itertools
from collections import defaultdict
from collections import Counter
import numpy as np

import heapq
def combinations_count(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))
od=998244353
n,k,x=list(map(int,input().split()))

n_c_i=[1]
for i in range(1,x+1):
    n_c_i.append(n_c_i[-1]*(n-i)//i)
#print(n_c_i)
pow_k=pow(k-1,n-1,od)
inv_k=pow(k-1,od-2,od)
ans=0
#print(ans)
for i in range(x+1):
        
    #pow_k=(pow_k*inv_k)%od
    p_k=(k*pow(k-1,n-i-1,od))%od
    #ans+=comb*k*pow_k%od
    ans+=(n_c_i[i]*p_k)%od
    ans%=od

print(ans)



Fixed submission:
#n=int(input())
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
import sys
sys.setrecursionlimit(10**6)
import math
import itertools
from collections import defaultdict
from collections import Counter
import numpy as np

import heapq
def combinations_count(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))
od=998244353
n,k,x=list(map(int,input().split()))

n_c_i=[1]
for i in range(1,x+1):
    n_c_i.append((n_c_i[-1]*(n-i)*pow(i,od-2,od))%od)
#print(n_c_i)
pow_k=pow(k-1,n-1,od)
inv_k=pow(k-1,od-2,od)
ans=0
#print(ans)
for i in range(x+1):
        
    #pow_k=(pow_k*inv_k)%od
    p_k=(k*pow(k-1,n-i-1,od))%od
    #ans+=comb*k*pow_k%od
    ans+=(n_c_i[i]*p_k)%od
    ans%=od

print(ans)
Buggy python submission (verdict: Runtime Error):
#n=int(input())
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
import math
import itertools
from collections import defaultdict
from collections import Counter
import numpy as np

import heapq
a,b=list(map(int,input().split()))
ans=[False for _ in range(a)]
t=0
for i in range(a):
    if ans[i]:
        continue
    t+=1
    n=i+1
    ans[i+t]=True
    print(n,n+t)
    if t==b:
        exit()
    


Fixed submission:
#n=int(input())
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
import math
import itertools
from collections import defaultdict
from collections import Counter
import numpy as np

import heapq
a,b=list(map(int,input().split()))
b_i=a
a_i=1
for i in range(b,0,-1):
    if i%2==1:
        print(b_i-i,b_i)
        b_i-=1

    else:
        print(a_i,a_i+i)
        a_i+=1
Buggy python submission (verdict: Runtime Error):
n=int(input())
#n,k=list(map(int,input().split()))
ans=defaultdict(int)
for i in range(n):
    s=input()
    ans[s]+=1

print(len(ans.keys()))

Fixed submission:
from collections import defaultdict
n=int(input())
#n,k=list(map(int,input().split()))
ans=defaultdict(int)
for i in range(n):
    s=input()
    ans[s]+=1

print(len(ans.keys()))
Buggy python submission (verdict: Time Limit Exceeded):
from collections import defaultdict

def sol(a,b,nu,checker):
    if a==b:
        return None,0
    loop=['R','G','B']
    for each in loop:
        if a!=each and b!=each:
            res=(checker[-1][each]-checker[nu][each])
            return each,res

n=int(input())
s=input()
#import random
#n=4000
#hoge=['R','G','B']
#s=[hoge[i%3] for i in range(n)]
#s="".join(s)
rgb_init={'R':0,'G':0,'B':0}
store=[rgb_init.copy()]
for i,v in enumerate(s):
    tmp=store[i].copy()
    tmp[v]+=1
    store.append(tmp)

ans=0
for i in range(n):
    for j in range(i+1,n):
        al,val=sol(s[i],s[j],j+1,store)
        if (al and 2*j-i<n)and s[2*j-i]==al:
            val-=1
        ans+=val
print(ans)


Fixed submission:
def sol(a,b,nu,checker):
    if a==b:
        return None,0
    val={'R':0,'G':1,'B':-1}
    ev={0:'R',1:'G',-1:'B'}
    cal=(val[a]+val[b])*(-1)
    each=ev[cal]
    res=(checker[-1][each]-checker[nu][each])
    return each,res

n=int(input())
s=input()
#n=4000
#hoge=['R','G','B']
#s=[hoge[i%3] for i in range(n)]
#s="".join(s)
rgb_init={'R':0,'G':0,'B':0}
store=[rgb_init.copy() ]
for i,v in enumerate(s):
    tmp=store[i].copy()
    tmp[v]+=1
    store.append(tmp)

ans=0
for i in range(n):
    for j in range(i+1,n):
        al,val=sol(s[i],s[j],j+1,store)
        if (al and 2*j-i<n)and s[2*j-i]==al:
            val-=1
        ans+=val
print(ans)
Buggy python submission (verdict: Runtime Error):
head=deque()
tail=deque()
for _ in range(q):
    Q=input().split()
    if len(Q)==1:
        rev=1-rev
    if len(Q)==3:
        if(rev==0 and Q[1]=="1" )or (rev==1 and Q[1]=="2"):
            head.appendleft(Q[2])
        else :
            tail.append(Q[2])
if rev==0:
    ans="".join(head)+s+"".join(tail)

else:
    ans="".join(tail)[::-1]+s[::-1]+"".join(head)[::-1]

print(ans)

Fixed submission:
from collections import deque
s=input()
q=int(input())
rev=0
head=deque()
tail=deque()
for _ in range(q):
    Q=input().split()
    if len(Q)==1:
        rev=1-rev
    if len(Q)==3:
        if(rev==0 and Q[1]=="1" )or (rev==1 and Q[1]=="2"):
            head.appendleft(Q[2])
        else :
            tail.append(Q[2])
if rev==0:
    ans="".join(head)+s+"".join(tail)

else:
    ans="".join(tail)[::-1]+s[::-1]+"".join(head)[::-1]

print(ans)
Buggy python submission (verdict: Runtime Error):
n,k=list(map(int,input().split()))
a=list(map(int,input().split()))
cal=lambda x:(1+x)/2
a=list(map(cal,a))
#print(a)
now=sum(a[:k])
#print(now)
d=a[0]
for i in range(1,n-k+1):
    #print(i)
    tmp=now-d+a[i+k-1]
    ans=max(now,tmp)
    d=a[i]
    now=tmp
    #print(now)
    #print()
print(ans)

Fixed submission:
n,k=list(map(int,input().split()))
a=list(map(int,input().split()))
cal=lambda x:(1+x)/2
a=list(map(cal,a))
#print(a)
now=sum(a[:k])
ans=now
#print(now)
d=a[0]
for i in range(1,n-k+1):
    #print(i)
    tmp=now-d+a[i+k-1]
    ans=max(ans,tmp)
    d=a[i]
    now=tmp
    #print(now)
    #print()
print(ans)
Buggy python submission (verdict: Runtime Error):
tmp=input()
n=int(tmp)
l=len(tmp)

k=int(input())
if k==1:
    ans=9*(l-1)
    last=int(tmp[0])
    ans+=last
    print(ans)
    exit()
if k==2:
    c=l-2
    ans=(9**2)*((c*(c+1))//2)
    num=0
    for i in range(1,l):
        for head_i in range(9,0,-1):
            for tail_i in range(9,0,-1):
                cal=str(head_i)
                cal+="0"*len(tmp[1:i])
                cal+=str(tail_i)
                cal+="0"*len(tmp[i+1:])
                if int(cal)<=n:
                    num+=1
    ans+=num
    print(ans)
    exit()
print(ans)

Fixed submission:
tmp=input()
n=int(tmp)
l=len(tmp)
k=int(input())
if k==1:
    ans=9*(l-1)
    last=int(tmp[0])
    ans+=last
    print(ans)
    exit()
if k==2:
    c=l-2
    ans=(9**2)*((c*(c+1))//2)
    num=0
    for i in range(1,l):
        for head_i in range(9,0,-1):
            for tail_i in range(9,0,-1):
                cal=str(head_i)
                cal+="0"*len(tmp[1:i])
                cal+=str(tail_i)
                cal+="0"*len(tmp[i+1:])
                if int(cal)<=n:
                    num+=1
    
    ans+=num
    print(ans)
    exit()


c=0
for i in range(3,l):
    c+=(i-1)*(i-2)//2
ans=(9**3)*c
num=0
for i in range(1,l):
    for j in range(i+1,l):
        for f_i in range(1,10):
            if f_i<int(tmp[0]):
                num+=81
                continue
            for s_i in range(1,10):
                for t_i in range(1,10):
                    cal=f_i*(10**(l-1))+s_i*(10**(l-1-i))+t_i*(10**(l-1-j))
                    if cal<=n:
                        num+=1
ans+=num
print(ans)
Buggy python submission (verdict: Runtime Error):
a,b,k=int(list(input().split()))
if a>=k:
  a-=k
  k=0
  print(a," ",b)
  exit()
a=0
k-=a
b-=k
print(a," ",b)


Fixed submission:
a,b,k=list(map(int,input().split()))
if a>=k:
  a-=k
  print(a," ",b)
  exit()

k-=a
a=0
b-=k
b=max(b,0)
print(a," ",b)
Buggy python submission (verdict: Runtime Error):
n=int(input())
s=input()
if n%2==1:
  print("No")
  exit()
t=s[:n/2]
if t+t==s:
  print("Yes")
else:
  print("No")

Fixed submission:
n=int(input())
s=input()
if n%2==1:
    print("No")
    exit()
t=s[:int(n/2)]
if t+t==s:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
#n=int(input())
n,m=input_list()
#a=input_list()
if n>9 or m>9:
    print(-1)
    exit()

print(n*m)

Fixed submission:
from collections import Counter 
from collections import defaultdict
from collections import deque
from functools import reduce
import math
import itertools
import heapq
import numpy as np
import bisect
import sys
#import sympy
sys.setrecursionlimit(10**6)


def bfs(s,n,node):
    #頂点が探索済みかどうかのチェック配列
    check=[False for _ in range(n)]
    check[s]=True
    #次見る頂点を格納するキュー
    queue=deque([s])
    visited_num=1

    #問題固有の配列
    #color_check=[[True for _ in range(l)] for _ in range(n)]
    color=[-1 for _ in range(n)]
    color[s]=0
    
    while visited_num<n:
        #グラフが全連結ではない場合
        if len(queue)==0:
            #空配列を返す
            #現状までの計算済み配列を返してもいいと思う
            return color

        now_vertex=queue.popleft()
        #インデックスがない場合は
        for next_vertex in node[now_vertex]:


            if check[next_vertex]==True:
                continue

            queue.append(next_vertex)
            check[next_vertex]=True

            #問題固有の計算
            color[next_vertex]=color[now_vertex]+1
            visited_num+=1

    return color

#n=int(input())z
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
ceil=lambda x,y: (x+y-1)//y
input_list = lambda : list(map(int,input().split()))



#n=int(input())
n,m=input_list()
#a=input_list()
if n>9 or m>9:
    print(-1)
    exit()

print(n*m)
Buggy python submission (verdict: Time Limit Exceeded):
from collections import Counter
import math
N,M=list(map(int,input().split()))
A=list(map(int,input().split()))
#rec(N-1,M)
res=dict(Counter(A))
while M>0:
    #ex=max(list(map(float,res.keys())))
    ex=max(res.keys())
    n=res[ex]
    val=ex//2
    if n<=M:
        M-=n
        del res[ex]
        
        if val in res.keys():
            res[val]+=n
        else:
            res[val]=n
            
        
    else:
        n=M
        res[ex]-=n
        if val in res.keys():
            res[val]+=n
        else:
            res[val]=n
        M=0
    
ans=0
for i in res.keys():
    ans+=i*res[i]
print(int(ans))

Fixed submission:
import heapq
import math
n,m=list(map(int,input().split()))
a=list(map(lambda x:-1*int(x),input().split()))

heapq.heapify(a)
for _ in range(m):
    tmp=heapq.heappop(a)
    cal=math.ceil(tmp/2)
    heapq.heappush(a,cal)
    
print(sum(a)*-1)
Buggy python submission (verdict: Runtime Error):
N=int(input())
B=list(map(int,input().split()))
total=B[0]
if N==2:
    print(B[0]*2)
    exit()
    
if N==3:
    print(B[0]+min(B[1],B[0])+B[2])
    exit()
for i in range(N-2):
    total+=min(B[i],B[i+1])
    
#if N%2==0:
total+=max(B[-1],B[-2])
print(total)

Fixed submission:
N=int(input())
B=list(map(int,input().split()))
total=B[0]
if N==2:
    print(B[0]*2)
    exit()
    
if N==3:
    print(B[0]+min(B[1],B[0])+B[1])
    exit()
for i in range(N-2):
    total+=min(B[i],B[i+1])
    
#if N%2==0:
total+=B[-1]
print(total)
Buggy python submission (verdict: Runtime Error):
#import bisect
def desc_bin(a, x, lo=0, hi=None):
    """Insert item x in list a, and keep it reverse-sorted assuming a
    is reverse-sorted.

    If x is already in a, insert it to the right of the rightmost x.

    Optional args lo (default 0) and hi (default len(a)) bound the
    slice of a to be searched.
    """
    if lo < 0:
        raise ValueError('lo must be non-negative')
    if hi is None:
        hi = len(a)
    while lo < hi:
        mid = (lo+hi)//2
        if x > a[mid]: hi = mid
        else: lo = mid+1
    return lo
N=int(input())
ans=[]
for _ in range(N):
    num=int(input())
    
    index=desc_bin(ans,num)
    if index==len(ans):
        ans.append(num)
    else:
        ans[index]=num
    print(ans)
print(len(ans))

Fixed submission:
#import bisect
def desc_bin(a, x, lo=0, hi=None):
    """Insert item x in list a, and keep it reverse-sorted assuming a
    is reverse-sorted.

    If x is already in a, insert it to the right of the rightmost x.

    Optional args lo (default 0) and hi (default len(a)) bound the
    slice of a to be searched.
    """
    if lo < 0:
        raise ValueError('lo must be non-negative')
    if hi is None:
        hi = len(a)
    while lo < hi:
        mid = (lo+hi)//2
        if x > a[mid]: hi = mid
        else: lo = mid+1
    return lo
N=int(input())
ans=[]
for _ in range(N):
    num=int(input())
    
    index=desc_bin(ans,num)
    if index==len(ans):
        ans.append(num)
    else:
        ans[index]=num
    #print(ans)
print(len(ans))

Buggy python submission (verdict: Time Limit Exceeded):
import bisect
N=int(input())
ans=[]
for _ in range(N):
    num=int(input())
    
    index=bisect.bisect_left(ans,num)
    if index==0:
        tmp=[num]
        tmp.extend(ans)
        ans=tmp
    else:
        ans[index-1]=num
print(len(ans))

Fixed submission:
#import bisect
def desc_bin(a, x, lo=0, hi=None):
    """Insert item x in list a, and keep it reverse-sorted assuming a
    is reverse-sorted.

    If x is already in a, insert it to the right of the rightmost x.

    Optional args lo (default 0) and hi (default len(a)) bound the
    slice of a to be searched.
    """
    if lo < 0:
        raise ValueError('lo must be non-negative')
    if hi is None:
        hi = len(a)
    while lo < hi:
        mid = (lo+hi)//2
        if x > a[mid]: hi = mid
        else: lo = mid+1
    return lo
N=int(input())
ans=[]
for _ in range(N):
    num=int(input())
    
    index=desc_bin(ans,num)
    if index==len(ans):
        ans.append(num)
    else:
        ans[index]=num
    #print(ans)
print(len(ans))
Buggy python submission (verdict: Runtime Error):
from collections import Counter 
from collections import defaultdict
from collections import deque
import math
import itertools
import heapq
import numpy as np
import sys
sys.setrecursionlimit(10**6)

#n=int(input())
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
input_list = lambda : list(map(int,input().split()))


w,h,x,y=input_list()
ans=w*h/2
mul=0
if w//2=x and h//2=y:
    mul=1

print(ans,mul)

Fixed submission:
W,H,x,y=list(map(int,input().split()))
ans=0
if x*2==W and y*2==H:
    ans=1
print("{0} {1}".format(W*H/2,ans))
Buggy python submission (verdict: Runtime Error):
N,A,B,C,D=list(map(int,input().split()))
S=input()
bS=S[B-1:D-1]
a=True
if C<D:
    if "##" in bS:
        a=False
    else:
        S=S[:D-1]+"#"+S[D-1:]
        aS=S[A-1:C-1]
        if "##" in aS:
            a=False

else:
    if "##" in bS:
        a=False
    else:
        aS=S[A-1:C-1]
        if "##" in aS:
            a=False
        else:
            if (not "..." in bS) and (aS[D]=="#" or aS[D-2]=="#"):
                a=False
            
        
        
if a:
    print("Yes")
else:
    print("No")

Fixed submission:
N,A,B,C,D=list(map(int,input().split()))
S=input()
bS=S[B-1:D]
a=True
if C<D:
    if "##" in bS:
        a=False
    else:
        aS=S[A-1:C]
        if "##" in aS:
            a=False

else:
    if "##" in bS:
        a=False
    else:
        aS=S[A-1:C]
        if "##" in aS:
            a=False
        else:
            tmp=S[:B-1]+"#"+S[B:]
            aS=tmp[A-1:C]
            j1= ("##" in aS)
            tmp=S[:D-1]+"#"+S[D:]
            aS=tmp[A-1:C]
            j2= ("##" in aS)
            if  ((not "..." in bS) and (j1 and j2)):
                a=False
            
        
        
if a:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
#from operater import itemgetter
from collections import Counter
import numpy as np
N=int(input())
c=[]
v=[]
ans=[]
c_v={}
for i in range(N):
    tmp=input().split()
    ans.append(tmp)
    c.append(tmp[0])
    v.append(int(tmp[1]))
    if tmp[0] in c_v.keys():
        c_v[tmp[0]].append(int(tmp[1]))
    else:
        c_v[tmp[0]]=[int(tmp[1])]
    
hoge=np.array(list(Counter(c).keys()))
huga=np.argsort(np.array(c))
for i in range(N):
    city=ans[i][0]
    if len(c_v[city])==1:
        print(huga[np.where(hoge==ans[i][0])][0]+1)
    else:
        tmp=np.array(c_v[city])
        h=np.argsort(tmp)[::-1]
        print(huga[np.where(hoge==ans[i][0])][0]+h[c_v[city].index(int(ans[i][1]))]+1)
        

Fixed submission:
from collections import Counter 
from collections import defaultdict
from collections import deque
import itertools
import heapq
import sys
sys.setrecursionlimit(10**6)

#n=int(input())
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
input_list = lambda : list(map(int,input().split()))


n,m=input_list()
a=[input_list() for _ in range(m)]
p=input_list()
ans=0
for i in range(2**n):
    bit=bin(i)[2:].zfill(n)
    flag=True
    for num,each in enumerate(a):
        now=0
        light=each[1:]
        #print(light)
        for v in light:
            
            if bit[int(v)-1]=="1":
                now=1-now
        if now!=p[num]:
            flag=False
            break
    if flag:
        ans+=1
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N,M=list(map(int,input().split()))
ans=set([i for i in range(1,N+1)])
for i in range(M):
    a,b=list(map(int,input().split()))
    tmp=set([i for i in range(a,b+1)])
    ans &=tmp
print(len(ans))

Fixed submission:
N,M=list(map(int,input().split()))
s=1
m=N
for i in range(M):
    a,b=list(map(int,input().split()))
    if s<a:
        s=a
    if m>b:
        m=b
    #ans &=tmp
ans=m-s+1
if ans>0:
    print(ans)
else:
    print(0)
Buggy python submission (verdict: Runtime Error):
A,B=map(int,input().map)
print(A-B+1)


Fixed submission:
A,B=map(int,input().split())
print(A-B+1)
Buggy python submission (verdict: Runtime Error):
N=int(input())
s=[]
total=0
A=0
B=0
for i in range(N):
    tmp=input()
    while True:
        if len(tmp)>=2:
            if "AB" in tmp[:2]:
                total+=1
                tmp=tmp[2:]
            else:
                break
        else:
            break
    while True:
        
        if len(tmp)>=2:
            if "AB" in tmp[-2:]:
                total+=1
                tmp=tmp[-2:]
            else:
                break
        else:
            break
    total+=tmp.count("AB")
    if len(tmp)>0:
        if tmp[0]=="B":
            B+=1
        if tmp[-1]=="A":
            A+=1"A":
            A+=1

print(total+min(A,B))


Fixed submission:
N=int(input())
s=[]
total=0
A=0
B=0
BA=0
for i in range(N):
    tmp=input()
    while True:
        if len(tmp)>=2:
            if "AB" in tmp[:2]:
                total+=1
                tmp=tmp[2:]
            else:
                break
        else:
            break
    while True:
        
        if len(tmp)>=2:
            if "AB" in tmp[-2:]:
                total+=1
                tmp=tmp[-2:]
            else:
                break
        else:
            break
    total+=tmp.count("AB")
    if len(tmp)>0:
        if tmp[0]=="B" and tmp[-1]=="A":
            BA+=1
        elif tmp[0]=="B":
            B+=1
        elif tmp[-1]=="A":
            A+=1

if BA>0:
    if B>0 and A>0:
        total+=BA+1
        B-=1
        A-=1
    elif A>0:
        total+=BA
    elif B>0:
        total+=BA
    else:
        total+=BA-1
        
        
print(total+min(A,B))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input().rstrip())

line = input().rstrip().split(' ')

a = []
for i in range(n):
    a.append(int(line[i]))

a.sort()

q = int(input().rstrip())

b = []
c = []

for i in range(q):
    line = input().rstrip().split(' ')
    b = int(line[0])
    c = int(line[1])

    for j in range(len(a)):
        if a[j] == b:
            a[j] = c

    ans = 0
    for j in range(len(a)):
        ans += a[j]

    print(ans)


Fixed submission:
n = int(input().rstrip())

line = input().rstrip().split(' ')

a = {}
ans = 0
for i in range(n):
    n = int(line[i])
    ans += n
    if n in a:
        a[n] += 1
    else:
        a[n] = 1

q = int(input().rstrip())

for i in range(q):
    line = input().rstrip().split(' ')
    b = int(line[0])
    c = int(line[1])

    if b in a:
        ab = a[b]
        a[b] = 0
        if c in a:
            ac = a[c]
            a[c] += ab
        else:
            a[c] = ab
    else:
        ab = 0

    ans -= ab * b
    ans += ab * c

    print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
line = input().rstrip()
N = int(line)
line = input().rstrip()
line = line.split(' ')
mult = 1

for i in range(N):
    A = int(line[i])
    mult = mult * A

if mult > 10 ** 18:
    mult = -1

print(mult)


Fixed submission:
import math

line = input().rstrip()
N = int(line)
line = input().rstrip()
line = line.split(' ')
mult = 1

numbers = []
for i in range(N):
    numbers.append(int(line[i]))
numbers.sort()

if numbers[0] == 0:
    mult = 0
else:
    for A in numbers:
        if math.log10(mult) + math.log10(A) > 18.0:
            mult = -1
            break
        mult = mult * A
        if mult > 10**18:
            mult = -1
            break

print(mult)