Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Time Limit Exceeded):
L,R = map(int,input().split())
ans = 2018
for j in range(R+1):
    for i in range(L,j):
        ans = min(ans,(i*j)%2019)
        if ans == 0:
            print(0)
            exit()
print(ans)

Fixed submission:
L,R = map(int,input().split())
ans = 2018
for i in range(L,R):
    for j in range(i+1,R+1):
        ans = min(ans,(i*j)%2019)
        if ans == 0:
            print(0)
            exit()
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
L,R = map(int,input().split())
if R-L > 2019:
    print(0)
else:
    ans = 2018
    for j in range(R+1):
        for i in range(L,j):
            ans = min(ans,(i*j)%2019)
    print(ans)

Fixed submission:
L,R = map(int,input().split())
ans = 2018
for i in range(L,R):
    for j in range(i+1,R+1):
        ans = min(ans,(i*j)%2019)
        if ans == 0:
            print(0)
            exit()
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
L,R = map(int,input().split())
ans = 2019
for j in range(R+1):
    for i in range(L,j):
        ans = min(ans,(i*j)%2019)
        if ans == 0:
            break
print(ans)


Fixed submission:
L,R = map(int,input().split())
ans = 2018
for i in range(L,R):
    for j in range(i+1,R+1):
        ans = min(ans,(i*j)%2019)
        if ans == 0:
            print(0)
            exit()
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
L,R = map(int,input().split())
ans = 2019
for j in range(R+1):
    for i in range(L,j):
        ans = min(ans,(i*j)%2019)
print(ans)

Fixed submission:
L,R = map(int,input().split())
ans = 2018
for i in range(L,R):
    for j in range(i+1,R+1):
        ans = min(ans,(i*j)%2019)
        if ans == 0:
            print(0)
            exit()
print(ans)
Buggy python submission (verdict: Runtime Error):
R,G,B,N = map(int,input().split())
ans = 0
for r in range(N//R+1):
    for g in range((N-R*r)//G+1):
        if (N-R*r+G*g)%B == 0:
            ans += 1
print(ans)


Fixed submission:
N,K = map(int,input().split())
print(N-(K-1))
Buggy python submission (verdict: Time Limit Exceeded):
R,G,B,N = map(int,input().split())
ans = 0
RGB = sorted([R,G,B],reverse=True)
R,G,B = RGB[0],RGB[1],RGB[2]
for r in range(int(N/R)+1):
    for g in range(int((N-R*r)/G)+1):
        for b in range(int((N-(R*r+G*g))/B)+1):
            if(R*r+G*g+B*b == N):
                ans += 1
print(ans)

Fixed submission:
R,G,B,N = map(int,input().split())
ans = 0
for r in range(N//R+1):
    for g in range((N-R*r)//G+1):
        if (N-R*r-G*g)%B == 0:
            ans += 1
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
R,G,B,N = map(int,input().split())
ans = 0
RGB = sorted([R,G,B],reverse=True)
R,G,B = RGB[0],RGB[1],RGB[2]
for r in range(int(N/R)+1):
    for g in range(int((N-R*r)/G)+1):
        for b in range(int((N-(R*r+G*g))/B)+1):
            if(R*r+G*g+B*b == N):
                ans += 1
print(ans)

Fixed submission:
R,G,B,N = map(int,input().split())
ans = 0
for r in range(N//R+1):
    for g in range((N-R*r)//G+1):
        if (N-R*r-G*g)%B == 0:
            ans += 1
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
R,G,B,N = map(int,input().split())
ans = 0
RGB = sorted([R,G,B],reverse=True)
R,G,B = RGB[0],RGB[1],RGB[2]
for r in range(int(N/R)+1):
    for g in range(int((N-R*r)/G)+1):
        for b in range(int((N-(R*r+G*g))/B)+1):
            if(R*r+G*g+B*b == N):
                ans += 1
print(ans)



Fixed submission:
R,G,B,N = map(int,input().split())
ans = 0
for r in range(N//R+1):
    for g in range((N-R*r)//G+1):
        if (N-R*r-G*g)%B == 0:
            ans += 1
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
R,G,B,N = map(int,input().split())
ans = 0
RGB = sorted([R,G,B],reverse=True)
R,G,B = RGB[0],RGB[1],RGB[2]
for r in range(-(-N//R)+1):
    for g in range(((N-R*r)//G)+1):
        for b in range((N-(R*r+G*g)//B)+1):
            if(R*r + G*g + B*b == N):
                ans += 1
print(ans)


Fixed submission:
R,G,B,N = map(int,input().split())
ans = 0
for r in range(N//R+1):
    for g in range((N-R*r)//G+1):
        if (N-R*r-G*g)%B == 0:
            ans += 1
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
S = list(input())
original = len(S)
flag = True
while flag:
    flag = False
    i = 0
    while i+1 < len(S):
        if S[i] != S[i+1]:
            flag = True
            del S[i:i+2]
        i += 1
print(original-len(S))


Fixed submission:
S = list(input())
cnt_1 = S.count("1")
cnt_0 = S.count("0")
print(2*min(cnt_1,cnt_0))
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
HPs = list(map(int,input().split()))
while True:
    min_hp = min(HPs)
    for i in range(len(HPs)):
        if i == HPs.index(min_hp):
            continue
        HPs[i] = HPs[i] % min_hp
    for j in range(HPs.count(0)):
        if HPs.count(0)==len(HPs):
            print(HPs[0])
            exit()
        HPs.remove(0)
    if len(HPs)==1:
        break

print(HPs[0])


Fixed submission:
from fractions import gcd
N = int(input())
HPs = list(map(int,input().split()))
ans = HPs[0]
for i in HPs:
    ans = gcd(ans,i)
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
HPs = list(map(int,input().split()))
while(True):
    min_hp = min(HPs)
    max_hp = max(HPs)
    HPs[HPs.index(max_hp)] = max_hp % min_hp
    try:
        while(True):
            HPs.remove(0)
            if len(HPs)==1:
                break
    except:
        continue
    if len(HPs) == 1:
        break
print(HPs[0])


Fixed submission:
from fractions import gcd
N = int(input())
HPs = list(map(int,input().split()))
ans = HPs[0]
for i in HPs:
    ans = gcd(ans,i)
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
HPs = list(map(int,input().split()))
while(True):
    min_hp = min(HPs)
    max_hp = max(HPs)
    HPs[HPs.index(max_hp)] = max_hp % min_hp
    try:
        HPs.remove(0)
    except:
        continue
    if len(HPs) == 1:
        break
print(HPs[0])


Fixed submission:
from fractions import gcd
N = int(input())
HPs = list(map(int,input().split()))
ans = HPs[0]
for i in HPs:
    ans = gcd(ans,i)
print(ans)
Buggy python submission (verdict: Runtime Error):
N,K = map(int,input().split())
h_list = [int(input()) for i in range(N)]
h_list.sort()
result = []
print(min([h_list[i+K-1]-h_list[i] for i in range(N-K+1)]))

Fixed submission:
Day = int(input())
if(Day == 25):
  print("Christmas")
elif(Day == 24):
  print("Christmas Eve")
elif(Day == 23):
  print("Christmas Eve Eve")
else:
  print("Christmas Eve Eve Eve")
Buggy python submission (verdict: Runtime Error):
times = int(input())
prices = []

for i in range(times):
  prices.append(int(input())

max_price = max(prices)
prices.delete(max_prices)
prices.append(max_price/2)

print(sum(prices))
  

Fixed submission:
N = int(input())
prices = []
for i in range(N):
    prices.append(int(input()))
max_price = max(prices)
prices.remove(max_price)
print(int(sum(prices)+(max_price/2)))
Buggy python submission (verdict: Time Limit Exceeded):
import bisect
N,K = map(int,input().split())
h_list = []
result = []
for i in range(N):
    bisect.insort(h_list,int(input()))
print(min([h_list[i+K-1]-h_list[i] for i in range(N-K+1)]))


Fixed submission:
N,K = map(int,input().split())
h_list = [int(input()) for i in range(N)]
h_list.sort()
result = []
print(min([h_list[i+K-1]-h_list[i] for i in range(N-K+1)]))

Buggy python submission (verdict: Time Limit Exceeded):
import bisect
N,K = map(int,input().split())
h_list = []
result = []
for i in range(N):
    bisect.insort(h_list,int(input()))
for i in range(N-K+1):
    result.append(h_list[i+K-1]-h_list[i])
print(min(result))

Fixed submission:
N,K = map(int,input().split())
h_list = [int(input()) for i in range(N)]
h_list.sort()
result = []
print(min([h_list[i+K-1]-h_list[i] for i in range(N-K+1)]))
Buggy python submission (verdict: Runtime Error):
a,b = map(int,input().split())
print((a*b)-a-b+1))

Fixed submission:
a,b = map(int,input().split())
print((a*b)-a-b+1)
Buggy python submission (verdict: Time Limit Exceeded):
a,b = map(int,input().split())
tower_list = [[1,3]]
for i in range(3,999):
    tower_list.append([tower_list[i-3][1],tower_list[i-3][1]+i])
i=0
while(True):
    ab_list = [a+i,b+i]
    if(ab_list in tower_list):
        print(i)
        exit()
    i += 1


Fixed submission:
a,b = map(int,input().split())
print(int((b-a)*(b-a+1)/2-b))

Buggy python submission (verdict: Time Limit Exceeded):
a,b = map(int,input().split())
tower = [1]
tower_kai = []
for i in range(2,999):
    tower.append(tower[i-2]+i)
for i in range(len(tower)-1):
    tower_kai.append([tower[i],tower[i+1]])
i = 0
while(True):
    ab_list = [a+i,b+i]
    if(ab_list in tower_kai):
        print(i)
        exit()
    i+=1


Fixed submission:
a,b = map(int,input().split())
print(int((b-a)*(b-a+1)/2-b))
Buggy python submission (verdict: Runtime Error):
a,b,c = map(int,input().split())
if(a<=c and x<=a+b):
    print("YES")
else:
    print("NO")

Fixed submission:
a,b,c = map(int,input().split())
if(a<=c and c<=a+b):
    print("YES")
else:
    print("NO")
Buggy python submission (verdict: Time Limit Exceeded):
A, B, K = map(int, input().split())
seisu = [i for i in range(A, B + 1)]
mitasu_seisu = []
for j in seisu[:K]:
    mitasu_seisu.append(j)
for k in seisu[-K:]:
    mitasu_seisu.append(k)
for l in sorted(list(set(mitasu_seisu))):
    print(l)


Fixed submission:
A, B, K = map(int, input().split())
mitasu_seisu = []
for i in range(A, min(A + K, B)):
    mitasu_seisu.append(i)
for j in range(max(A, B - K + 1), B + 1):
    mitasu_seisu.append(j)
for k in sorted(set(mitasu_seisu)):
    print(k)

Buggy python submission (verdict: Time Limit Exceeded):
A, B, K = map(int, input().split())
seisu = [i for i in range(A, B + 1)]
mitasu_seisu = []
ans = []
mitasu_seisu.append(seisu[:K])
mitasu_seisu.append(seisu[-K:])
for j in mitasu_seisu:
    for k in j:
        ans.append(k)
for l in sorted(list(set(ans))):
    print(l)

Fixed submission:
A, B, K = map(int, input().split())
mitasu_seisu = []
for i in range(A, min(A + K, B)):
    mitasu_seisu.append(i)
for j in range(max(A, B - K + 1), B + 1):
    mitasu_seisu.append(j)
for k in sorted(set(mitasu_seisu)):
    print(k)
Buggy python submission (verdict: Time Limit Exceeded):
N,Y = map(int,input().split())
for yukichi in range(int(Y/10000)+1):
        for ichiyo in range(int(Y/5000)+1):
            hideyo = N-yukichi-ichiyo
            if(10000*yukichi+5000*ichiyo+1000*hideyo == Y and hideyo >= 0):
                print(yukichi,ichiyo,hideyo)
                exit()
print("-1 -1 -1")


Fixed submission:
N,Y = map(int,input().split())
for yukichi in range(N+1):
        for ichiyo in range(N+1):
            hideyo = N-yukichi-ichiyo
            if(10000*yukichi+5000*ichiyo+1000*hideyo == Y and hideyo >= 0):
                print(yukichi,ichiyo,hideyo)
                exit()
print("-1 -1 -1")
Buggy python submission (verdict: Runtime Error):
import numpy as np
H,W = map(int,input().split())
table = [["."]*(W+2),]
for _ in range(H):
    table.append([".",]+list(input())+[".",])
table.append(["."]*(W+2))
table = np.array(table)
ans = []
#print(table)
for h in range(H):
    for w in range(W):
        mawari = table[h:h+3,w:w+3]
        if mawari.shape != (3,3):
            continue
        #print(mawari)
        if mawari[1,1] == ".":
            ans.append(np.count_nonzero(mawari=="#"))
        else:
            ans.append("#")
ans = np.array(ans).reshape(H,W)
#print(ans)
for i in ans:
    print("".join(i))


Fixed submission:
import numpy as np
H,W = map(int,input().split())
table = [["."]*(W+2),]
for _ in range(H):
    table.append([".",]+list(input())+[".",])
table.append(["."]*(W+2))
table = np.array(table)
ans = []
#print(table)
for h in range(H):
    for w in range(W):
        mawari = table[h:h+3,w:w+3]
        #print(mawari)
        if mawari[1,1] == ".":
            ans.append(np.count_nonzero(mawari=="#"))
        else:
            ans.append("#")
ans = np.array(ans).reshape(H,W).astype(np.unicode)
for i in ans:
    print("".join(i))

Buggy python submission (verdict: Runtime Error):
import numpy as np
H,W = map(int,input().split())
table = [["."]*(W+2),]
for _ in range(H):
    table.append([".",]+list(input())+[".",])
table.append(["."]*(W+2))
table = np.array(table)
ans = []
#print(table)
for h in range(H):
    for w in range(W):
        mawari = table[h:h+3,w:w+3]
        #print(mawari)
        if mawari[1,1] == ".":
            ans.append(np.count_nonzero(mawari=="#"))
        else:
            ans.append("#")
ans = np.array(ans).reshape(H,W)
#print(ans)
for i in ans:
    print("".join(i))


Fixed submission:
import numpy as np
H,W = map(int,input().split())
table = [["."]*(W+2),]
for _ in range(H):
    table.append([".",]+list(input())+[".",])
table.append(["."]*(W+2))
table = np.array(table)
ans = []
#print(table)
for h in range(H):
    for w in range(W):
        mawari = table[h:h+3,w:w+3]
        #print(mawari)
        if mawari[1,1] == ".":
            ans.append(np.count_nonzero(mawari=="#"))
        else:
            ans.append("#")
ans = np.array(ans).reshape(H,W).astype(np.unicode)
for i in ans:
    print("".join(i))
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
ans = 0
A_list = [int(input()) for i in range(N)]
A_set = set(A_list)
for i in A_set:
    if A_list.count(i) % 2 == 1:
        ans += 1
print(ans)


Fixed submission:
# -*- coding: utf-8 -*-
from itertools import permutations, combinations
from fractions import gcd
from collections import Counter
from math import sqrt
import sys
input = sys.stdin.readline
def lcm(x, y):
    return (x*y//gcd(x, y))
def small_letters():
    return [chr(i) for i in range(97, 97+26)]
def capital_letters():
    return [chr(i) for i in range(65, 65+26)]


def main():
    """ここに書いてね"""
    N = int(input())
    A_list = [int(input()) for i in range(N)]
    ans = 0
    counter = Counter(A_list)
    for i in counter.values():
        if i % 2 == 1:
            ans += 1
    print(ans)

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
ans = 0
A_list = [int(input()) for i in range(N)]
A_set = set(A_list)
for i in A_set:
    if A_list.count(i) % 2 == 1:
        ans += 1
print(ans)


Fixed submission:
# -*- coding: utf-8 -*-
from itertools import permutations, combinations
from fractions import gcd
from collections import Counter
from math import sqrt
import sys
input = sys.stdin.readline
def lcm(x, y):
    return (x*y//gcd(x, y))
def small_letters():
    return [chr(i) for i in range(97, 97+26)]
def capital_letters():
    return [chr(i) for i in range(65, 65+26)]


def main():
    """ここに書いてね"""
    N = int(input())
    A_list = [int(input()) for i in range(N)]
    ans = 0
    counter = Counter(A_list)
    for i in counter.values():
        if i % 2 == 1:
            ans += 1
    print(ans)

if __name__ == '__main__':
    main()
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int,input().split()))
ans = []
for X in range(min(A),max(A)+1):
    count = 0
    for i in A:
        if(abs(i-X) <= 1):
            count += 1
    ans.append(count)
print(max(ans))


Fixed submission:
#TLE解答
'''
N = int(input())
A = list(map(int,input().split()))
ans = []
for X in range(min(A),max(A)+1):
    count = 0
    for i in A:
        if(abs(i-X) <= 1):
            count += 1
    ans.append(count)
print(max(ans))
'''

#解説を見て
import collections
N = int(input())
A = list(map(int,input().split()))
list_A = []
for i in  range(N):
    list_A.append(A[i])
    list_A.append(A[i]+1)
    list_A.append(A[i]-1)
print(collections.Counter(list_A).most_common()[0][1])
Buggy python submission (verdict: Runtime Error):
N = int(input())
ans = int(input())

def gcd(a,b):
    while b:
        a,b = b,a%b
    return a

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

for i in range(N-1):
    t = int(input())
    ans = lcm(ans,t)

print(ans)

Fixed submission:
N = int(input())
ans = int(input())

def gcd(a,b):
    while b:
        a,b = b,a%b
    return a

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

for i in range(N-1):
    t = int(input())
    ans = lcm(ans,t)

print(ans)

Buggy python submission (verdict: Runtime Error):
N = int(input())
ans = 1

def gcd(a,b):
    while b:
        a,b = b,a%b
    return a

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

for i in range(N):
    ans = lcm(ans,int(input()))

print(ans)


Fixed submission:
N = int(input())
ans = int(input())

def gcd(a,b):
    while b:
        a,b = b,a%b
    return a

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

for i in range(N-1):
    t = int(input())
    ans = lcm(ans,t)

print(ans)

Buggy python submission (verdict: Runtime Error):
import fractions
N = int(input())
ans = 1

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

for i in range(N):
    ans = lcm(ans,int(input()))

print(ans)


Fixed submission:
N = int(input())
ans = int(input())

def gcd(a,b):
    while b:
        a,b = b,a%b
    return a

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

for i in range(N-1):
    t = int(input())
    ans = lcm(ans,t)

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
"""TLE
N = int(input())
sequence = list(input().split())
ans = []
for i in range(N):
    a_i = sequence[i]
    ans.append(a_i)
    ans = ans[::-1]
print(" ".join(ans))
"""

N = int(input())
sequence = list(input().split())
ans = []
for i in range(N):
    if i % 2 == N % 2:
        ans.append(sequence[i])
    else:
        ans.insert(0,sequence[i])
print(" ".join(ans))


Fixed submission:
"""TLE
N = int(input())
sequence = list(input().split())
ans = []
for i in range(N):
    a_i = sequence[i]
    ans.append(a_i)
    ans = ans[::-1]
print(" ".join(ans))
"""

from collections import deque
n = int(input())
sequence = deque(map(int,input().split()))
ans = deque()
if n % 2 == 1:
    for i in range(n):
        if i % 2 == 0:
            ans.appendleft(sequence[0])
        else:
            ans.append(sequence[0])
        sequence.popleft()
        #print(ans)
else:
    for i in range(n):
        if i % 2 == 1:
            ans.appendleft(sequence[0])
        else:
            ans.append(sequence[0])
        sequence.popleft()
        #print(ans)
print(*ans)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
sequence = list(input().split())
ans = []
for i in range(N):
    a_i = sequence[i]
    ans.append(a_i)
    ans = ans[::-1]
print(" ".join(ans))


Fixed submission:
"""TLE
N = int(input())
sequence = list(input().split())
ans = []
for i in range(N):
    a_i = sequence[i]
    ans.append(a_i)
    ans = ans[::-1]
print(" ".join(ans))
"""

from collections import deque
n = int(input())
sequence = deque(map(int,input().split()))
ans = deque()
if n % 2 == 1:
    for i in range(n):
        if i % 2 == 0:
            ans.appendleft(sequence[0])
        else:
            ans.append(sequence[0])
        sequence.popleft()
        #print(ans)
else:
    for i in range(n):
        if i % 2 == 1:
            ans.appendleft(sequence[0])
        else:
            ans.append(sequence[0])
        sequence.popleft()
        #print(ans)
print(*ans)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
sequence = list(map(int,input().split()))
ans = []
for i in range(N):
    a_i = sequence[i]
    ans.append(a_i)
    ans = ans[::-1]
print(" ".join([str(i) for i in ans]))


Fixed submission:
"""TLE
N = int(input())
sequence = list(input().split())
ans = []
for i in range(N):
    a_i = sequence[i]
    ans.append(a_i)
    ans = ans[::-1]
print(" ".join(ans))
"""

from collections import deque
n = int(input())
sequence = deque(map(int,input().split()))
ans = deque()
if n % 2 == 1:
    for i in range(n):
        if i % 2 == 0:
            ans.appendleft(sequence[0])
        else:
            ans.append(sequence[0])
        sequence.popleft()
        #print(ans)
else:
    for i in range(n):
        if i % 2 == 1:
            ans.appendleft(sequence[0])
        else:
            ans.append(sequence[0])
        sequence.popleft()
        #print(ans)
print(*ans)
Buggy python submission (verdict: Runtime Error):
import numpy as np
N,M = map(int,input().split())
A = np.array([list(input()) for i in range(N)])
B = np.array([list(input()) for i in range(M)])
for i in range(N):
    for j in range(N):
        check = A[i:i+M,j:j+M]
        print(check)
        if (check == B).all():
            print("Yes")
            exit()
print("No")


Fixed submission:
import numpy as np
N,M = map(int,input().split())
A = np.array([list(input()) for i in range(N)])
B = np.array([list(input()) for i in range(M)])
for i in range(N):
    for j in range(N):
        check = A[i:i+M,j:j+M]
        if check.shape != (M,M):
            continue
        if (check==B).all():
            print("Yes")
            exit()
print("No")

Buggy python submission (verdict: Runtime Error):
import numpy as np
N,M = map(int,input().split())
A = np.array([list(input()) for i in range(N)])
B = np.array([list(input()) for i in range(M)])
for i in range(M):
    for j in range(M):
        check = A[i:i+M,j:j+M]
        if (check == B).all():
            print("Yes")
            exit()
print("No")


Fixed submission:
import numpy as np
N,M = map(int,input().split())
A = np.array([list(input()) for i in range(N)])
B = np.array([list(input()) for i in range(M)])
for i in range(N):
    for j in range(N):
        check = A[i:i+M,j:j+M]
        if check.shape != (M,M):
            continue
        if (check==B).all():
            print("Yes")
            exit()
print("No")
Buggy python submission (verdict: Time Limit Exceeded):
K, S = map(int, input().split())
ans = 0
for X in range(K+1):
    for Y in range(K+1):
        for Z in range(K+1):
            if (X + Y + Z == S):
                ans += 1
print(ans)


Fixed submission:
K, S = map(int, input().split())
ans = 0
for X in range(K + 1):
    for Y in range(K + 1):
        Z = S - X - Y
        if (Z >= 0 and Z <= K):
            ans += 1
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
A_cards = list(input())
B_cards = list(input())
C_cards = list(input())
who = "a"
while(True):
    if(who == "a"):
        if(len(A_cards)==0):
            print("A")
            exit()
        else:
            who = A_cards[0]
            del A_cards[0]
    elif(who == "b"):
        if(len(B_cards)==0):
            print("B")
            exit()
        else:
            who = B_cards[0]
            del B_cards[0]
    else:
        if(len(C_cards)==0):
            print("C")
            exit()


Fixed submission:
A_cards = list(input())
B_cards = list(input())
C_cards = list(input())
who = "a"
while(True):
    if(who == "a"):
        if(len(A_cards)==0):
            print("A")
            exit()
        else:
            who = A_cards[0]
            del A_cards[0]
    if(who == "b"):
        if(len(B_cards)==0):
            print("B")
            exit()
        else:
            who = B_cards[0]
            del B_cards[0]
    if(who == "c"):    
        if(len(C_cards)==0):
            print("C")
            exit()
        else:
            who = C_cards[0]
            del C_cards[0]
Buggy python submission (verdict: Time Limit Exceeded):
from itertools import permutations
N,L = map(int,input().split())
strs = [input() for i in range(N)]
result = list(permutations(strs,N))
result.sort()
print("".join(result[0]))


Fixed submission:
N,L = map(int,input().split())
strs = [input() for i in range(N)]
strs.sort()
print("".join(strs))