Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
N = int(input())
H = list(map(int, input().split()))
count = 0

for i in range(N):
    if H[0] <= H[i]:
        count += 1
        if H[i] <= H[i-1]:
            count -= 1
print(count if H[0] >= H[i] else count + 1)

Fixed submission:
A, B =map(int, input().split())
ans = 0

for i in range(2):
    if A >= B :
        ans += A
        A -= 1
    else:
        ans += B
        B -= 1
        
print(ans)
Buggy python submission (verdict: Runtime Error):
a, b, k = map(int, input().split())
num_list = [i for i in range(a, b) if a % i == 0 and b % i == 0][::-1]
print(number_list[k-1])

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

if a * c <=  b:
    print(c)
else:
    print(b // a)

Buggy python submission (verdict: Runtime Error):
a, b, k = map(int, input().split())
num_list = [i for i in range(1, 101) if a % i == 0 and b % i == 0]
num_list.reverse()
print(number_list[k-1])

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

if a * c <=  b:
    print(c)
else:
    print(b // a)

Buggy python submission (verdict: Runtime Error):
a, b, k = map(int, input().split())
number_list = [i for i in range(1, 101) if a % i == 0 and b % i == 0][::-1]
print(number_list[k-1])


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

if a * c <=  b:
    print(c)
else:
    print(b // a)
Buggy python submission (verdict: Runtime Error):
a, b, k = map(int, input().split())
num_list = [i for i in range(a, b) if a % i == 0 and b % i == 0]
num_list.reverse()
print(number_list[k-1])

Fixed submission:
A, B, K = map(int, input().split())
small = min(A, B)
both = [i for i in range(1, small+1)]
gcd = []

for i in both:
    if A % i == 0 and B % i == 0:
        gcd.append(i)

K -= 1
gcd.sort(reverse=True)
print(gcd[K])
Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
x = list(map(int, input().split()))

y = []
for i in range(m):
    y+= [x[i+1] - x[i]]
    
y.sort()

print(sum(y[:max(m-n, 0)]))

Fixed submission:
T, X = map(int,input().split())

print(T / X)
Buggy python submission (verdict: Runtime Error):
n = int(input())
p = list(map(int, input().split()))
p.sort(reverse=True)
a = p[1:]
b = p[0] // 2
print(sum(a, b))

Fixed submission:
D = int(input())
if D == 25:
    print("Christmas")
else:
    E = 25 - D
    print("Christmas" + " " +  "Eve " * E)
Buggy python submission (verdict: Runtime Error):
import bisect

N = int(input())
root = [4, 7]

if bisect.bisect_right(root, N):
    print("Yes")
else:
    print("No")


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

if N % K == 0:
    print(0)

else:
    print(1)
Buggy python submission (verdict: Runtime Error):
S = list(input())

ac = False
if S[0] == "A":
    if S[2:len(S)-1].count("C") == 1:
        ac = True

 upper = False
 count = 0
for i in S[2:len(S)-1]:
    if i.isupper():
        count += 1

if count == 1:
    upper = True

if ac and upper:
    print("AC")
else:
    print("WA")


Fixed submission:
S = list(input())

ac = False
if S[0] == "A":
    if S[2:len(S)-1].count("C") == 1:
        ac = True

upper = False
count = 0
for i in S:
    if i.isupper():
        count += 1

if count == 2:
    upper = True

if ac and upper:
    print("AC")
else:
    print("WA")
Buggy python submission (verdict: Runtime Error):
N = int(input())

ans = float("inf")

A = 0
B = N
for i in range(N//2):

    A += 1
    B -= 1

    if A + B > N:
        break

    else:

        s_a = str(A)
        s_b = list(str(B))

        a = [int(i) for i in s_a]
        b = [int(i) for i in s_b]

        ans = min(ans, sum(a)+sum(b)

print(ans)


Fixed submission:
N = int(input())

ans = float("inf")

A = 0
B = N
for i in range(N//2):

    A += 1
    B -= 1

    if A + B > N:
        break

    else:

        s_a = str(A)
        s_b = list(str(B))

        a = [int(i) for i in s_a]
        b = [int(i) for i in s_b]

        ans = min(ans, sum(a)+sum(b))

print(ans)

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

ans = float("inf")

A = 0
B = N
for i in range(N//2):

    A += 1
    B -= 1

    if A + B > N:
        break

    else:

        s_a = str(A)
        s_b = list(str(B))

        a = [int(i) for i in s_a]
        b = [int(i) for i in s_b]

        ans = min(ans, sum(a)+sum(BytesWarning))

print(ans)


Fixed submission:
N = int(input())

ans = float("inf")

A = 0
B = N
for i in range(N//2):

    A += 1
    B -= 1

    if A + B > N:
        break

    else:

        s_a = str(A)
        s_b = list(str(B))

        a = [int(i) for i in s_a]
        b = [int(i) for i in s_b]

        ans = min(ans, sum(a)+sum(b))

print(ans)
Buggy python submission (verdict: Runtime Error):
A, B, C, X, Y = map(int, input().split())
ans = 0

while X > 0 or Y > 0:
    if C*2 < A + B:
        if X >= 1 and Y >= 1:
            ans += C*2
            X -= 1
            Y -= 1
        elif X >= 1 and Y == 0:
            ans += A
            X -= 1
        elif Y >= 1 and X == 0:
            ans += B
            Y -= 1
    else:
        if X >= 1 and Y >= 1:
            ans += A
            X -= 1
            ans += B
            Y -= 1
        elif Y == 0:
            X -= 1
            ans += A
        elif X == 0:
            Y -= 1
            ans += B

print(ans)


Fixed submission:
S = input()

ans = 700
for i in S:
    if i == "o":
        ans += 100

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N, X = map(int, input().split())
m = [int(i) for i in range(N)]
m.sort()
ans = 3

X -= sum(m)


while X >= m[0]:
    X -= m[0]
    ans += 1

print(ans)


Fixed submission:
N, X = map(int, input().split())
ans = N
m_list = []

for i in range(N):
    m = int(input())
    m_list.append(m)

m_list.sort()
X -= sum(m_list)

ans += X // m_list[0]

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
A, B, K = map(int, input().split())
big = [i for i in range(A, B+1)]
big.sort(reverse=True)
small = [i for i in range(A, B+1)]

ans = []

ans += small[:K]
ans += big[:K]

ans = list(set(ans))
ans.sort()
for i in range(len(ans)):
    print(ans[i])


Fixed submission:
A, B, K = map(int, input().split())
a = A
b = B

ans = []
for i in range(K):
    if A not in ans:
        ans.append(A)

    if B not in ans:
        ans.append(B)

    if A + 1 <= b:
        A += 1
    if B - 1 >= a:
        B -= 1

ans.sort()
for i in ans:
    print(i)

Buggy python submission (verdict: Time Limit Exceeded):
A, B, K = map(int, input().split())
big = [i for i in range(A, B+1)]
big.sort(reverse=True)
small = [i for i in range(A, B+1)]

ans = []

ans += small[:K]
ans += big[:K]

ans = list(set(ans))
ans.sort()
for i in range(len(ans)):
    print(ans[i])


Fixed submission:
A, B, K = map(int, input().split())
a = A
b = B

ans = []
for i in range(K):
    if A not in ans:
        ans.append(A)

    if B not in ans:
        ans.append(B)

    if A + 1 <= b:
        A += 1
    if B - 1 >= a:
        B -= 1

ans.sort()
for i in ans:
    print(i)

Buggy python submission (verdict: Runtime Error):
A, B, K = map(int, input().split())
num = [i for i in range(A, B+1)]
numset = []

if B < K:
    K = len(num)

for i in range(K):
    print(num[i])
    numset.append(num[i])

num.sort(reverse=True)
num = num[:K]
num.sort()

for i in range(K):
    if num[i] not in numset:
        print(num[i])


Fixed submission:
A, B, K = map(int, input().split())
a = A
b = B

ans = []
for i in range(K):
    if A not in ans:
        ans.append(A)

    if B not in ans:
        ans.append(B)

    if A + 1 <= b:
        A += 1
    if B - 1 >= a:
        B -= 1

ans.sort()
for i in ans:
    print(i)

Buggy python submission (verdict: Runtime Error):
A, B, K = map(int, input().split())
num = [i for i in range(A, B+1)]
num_set = []

if B < K:
    K = len(num)

for i in range(K):
    num_set.append(num[i])

num.sort(reverse=True)
for i in range(K):
    if num[i] not in num_set:
        num_set.append(num[i])

num_set.sort()
for i in range(len(num_set)):
    print(num_set[i])


Fixed submission:
A, B, K = map(int, input().split())
a = A
b = B

ans = []
for i in range(K):
    if A not in ans:
        ans.append(A)

    if B not in ans:
        ans.append(B)

    if A + 1 <= b:
        A += 1
    if B - 1 >= a:
        B -= 1

ans.sort()
for i in ans:
    print(i)

Buggy python submission (verdict: Runtime Error):
A, B, K = map(int, input().split())
num = [i for i in range(A, B+1)]
num_set = []

if B < K:
    K = len(num)

for i in range(K):
    num_set.append(num[i])

num.sort(reverse=True)
for i in range(K):
    if num[i] not in num_set:
        num_set.append(num[i])

num_set.sort()
for i in range(len(num_set)):
    print(num_set[i])


Fixed submission:
A, B, K = map(int, input().split())
a = A
b = B

ans = []
for i in range(K):
    if A not in ans:
        ans.append(A)

    if B not in ans:
        ans.append(B)

    if A + 1 <= b:
        A += 1
    if B - 1 >= a:
        B -= 1

ans.sort()
for i in ans:
    print(i)
Buggy python submission (verdict: Runtime Error):
N = int(input())
A = int(input())

ans = N % A

if A == 0:
    print("No")
    exit()
print("Yes" if ans <= A else "No")


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

print("Yes" if N % 500 <= A else "No")

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

print("Yes" if N % A and N % 500 else "No")

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

print("Yes" if N % 500 <= A else "No")
Buggy python submission (verdict: Runtime Error):
N = int(input())
luca = [2, 1]

for i in range(101):
    luca.append(luca[i]+luca[i+1])

print(luca[N])


Fixed submission:
N = input()

cnt = 1

for i in range(len(N)-1):

    if N[i] == N[i+1]:
        cnt += 1

    else:
        cnt = 1

    if cnt == 3:
        print("Yes")
        exit()


print("No")
Buggy python submission (verdict: Runtime Error):
X, Y, Z = map(int, input().split())
ans = 0

while X > Y + Z:
    X -= Y + Z
    ans += 1
if X < Z:
    ans -= 1
print(ans)


Fixed submission:
X, Y = input().split()

num = {"A": 10, "B": 11, "C": 12, "D": 13, "E": 14, "F": 15}

if num[X] > num[Y]:
    print(">")

elif num[X] < num[Y]:
    print("<")

else:
    print("=")
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
heihou = [i ** 2 for i in range(N+1) if i**2 <= N]
print(heihou[-1])


Fixed submission:
import math

N = int(input())

while math.sqrt(N) % 1 != 0:
    N -= 1

print(N)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = []

for i in range(N):
    A = int(input())
    if A in a:
        a.remove(A)

    else:
        a.append(A)
print(len(a))


Fixed submission:
from collections import Counter
N = int(input())
a = []
count = 0

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

c = Counter(a)
for i in c:
    if c[i] % 2 == 1:
        count += 1

print(count)

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

for i in range(N):
    A = int(input())
    if A not in ans:
        ans.append(A)
    else:
        ans.remove(A)
        
print(len(ans))

Fixed submission:
from collections import Counter
N = int(input())
a = []
count = 0

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

c = Counter(a)
for i in c:
    if c[i] % 2 == 1:
        count += 1

print(count)
Buggy python submission (verdict: Runtime Error):
X, t = map(int, input().split())

if t >= x:
    print(0)

else:
    print(X-t)


Fixed submission:
X, t = map(int, input().split())

if t >= X:
    print(0)

else:
    print(X-t)
Buggy python submission (verdict: Runtime Error):
import math


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


N = int(input())
ans = 0
for i in range(N):
    T = int(input())

    if i == 0:
        ans = T

    else:
        ans = lcm(ans, T)

print(ans)


Fixed submission:
N = input()

print("Yes" if N[0] == N[2] else "No")

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


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


N = int(input())
ans = 0
for i in range(N):
    T = int(input())

    if i == 0:
        ans = T

    else:
        ans = lcm(ans, T)

print(ans)


Fixed submission:
N = input()

print("Yes" if N[0] == N[2] else "No")
Buggy python submission (verdict: Runtime Error):
N, K = map(int, input().split())
l = list(map(int, input().split()))
l.sort(reverse=True)
ans = 0

for i in range(N):
    if K != 0:
        ans += l[i]
        K -= 1
    elif K == 0:
        break
print(ans)


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

if A % 3 == 0 or B % 3 == 0 or (A+B) % 3 == 0:
    print("Possible")

else:
    print("Impossible")
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
a = tuple(map(int, input().split()))

b = []
for i in range(len(a)):
    b.append(a[i])
    b = b[::-1]

print(*b)


Fixed submission:
n = int(input())
a = tuple(map(int, input().split()))
reverse_a = a[::-1]


if n % 2 == 0:
    first = first = reverse_a[::2]
    second = a[::2]
else:
    first = reverse_a[::2]
    second = a[1:n:2]

print(*first+second)

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

b = []
for i in range(len(a)):
    b.append(a[i])
    b = b[::-1]

print(*b)


Fixed submission:
n = int(input())
a = tuple(map(int, input().split()))
reverse_a = a[::-1]


if n % 2 == 0:
    first = first = reverse_a[::2]
    second = a[::2]
else:
    first = reverse_a[::2]
    second = a[1:n:2]

print(*first+second)
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int, input().split()))

min_color = 0
max_color = 0

cnt = 0

color = [0] * 8

for i in a:
    if i < 400 and color[0] == 0:
        min_color += 1
        max_color += 1
        color[0] = 1

    elif 400 <= i and i < 800 and color[1] == 0:
        min_color += 1
        max_color += 1
        color[1] = 1

    elif 800 <= i and i < 1200 and color[2] == 0:
        min_color += 1
        max_color += 1
        color[2] = 1

    elif 1200 <= i and i < 1600 and color[3] == 0:
        min_color += 1
        max_color += 1
        color[3] = 1

    elif 1600 <= i and i < 2000 and color[4] == 0:
        min_color += 1
        max_color += 1
        color[4] = 1

    elif 2000 <= i and i < 2400 and color[5] == 0:
        min_color += 1
        max_color += 1
        color[5] = 1

    elif 2400 <= i and i < 2800 and color[6] == 0:
        min_color += 1
        max_color += 1
        color[6] = 1

    elif 2800 <= i and i < 3200 and color[7] == 0:
        min_color += 1
        max_color += 1
        color[7] = 1

    elif i >= 3200:
        max_color += 1
        cnt += 1

if cnt == N:
    min_color = 1

print(min_color, max_color)


Fixed submission:
r, g, b = map(int, input().split())
ans = r * 100 + g * 10 + b

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

a.sort(reverse=True)
ans = 0

A = []
n = N * 3
for i in range(1, n+1, 2):
    A.append(a[i])

for i in range(N):
    ans += A[i]
print(ans)


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

a.sort(reverse=True)
ans = 0
count = 0
for i in range(1, N*3+1, 2):
    if count == N:
        break
    else:
        ans += a[i]
        count += 1

print(ans)

Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int, input().split()))
ans = 0

def quicksort(seq):
    if len(seq) < 1:
        return seq
    pivot = seq[0]
    left = []
    right = []
    for x in range(1, len(seq)):
        if seq[x] <= pivot:
            left.append(seq[x])
        else:
            right.append(seq[x])
    left = quicksort(left)
    right = quicksort(right)
    foo = [pivot]
    return left + foo + right

a = quicksort(a)

for i in range(N):
    ans += a[-2]
    a = a[1:-2]
print(ans)

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

a.sort(reverse=True)
ans = 0
count = 0
for i in range(1, N*3+1, 2):
    if count == N:
        break
    else:
        ans += a[i]
        count += 1

print(ans)

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

for i in range(N):
    ans += a[-2]
    a = a[1:-2]
print(ans)

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

a.sort(reverse=True)
ans = 0
count = 0
for i in range(1, N*3+1, 2):
    if count == N:
        break
    else:
        ans += a[i]
        count += 1

print(ans)

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

for i in range(N):
    if a != []:
        ans += a[-2]
        a = a[1:-2]
print(ans)

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

a.sort(reverse=True)
ans = 0
count = 0
for i in range(1, N*3+1, 2):
    if count == N:
        break
    else:
        ans += a[i]
        count += 1

print(ans)

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

while a != []:
    ans += a[-2]
    a = a[1:-2]
print(ans)

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

a.sort(reverse=True)
ans = 0
count = 0
for i in range(1, N*3+1, 2):
    if count == N:
        break
    else:
        ans += a[i]
        count += 1

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
ans = 1
mod = 10 ** 9 + 7

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

print(ans % mod)


Fixed submission:
import math

N = int(input())
mod = 10 ** 9 + 7
print(math.factorial(N) % mod)
Buggy python submission (verdict: Time Limit Exceeded):
s = input()
ans = 0

for i in range(len(s)):
    if s[i] == "A":
        a = i
        for j in range(len(s)):
            if s[j] == "Z":
                z = j+1
                if ans < len(s[a:z]):
                    ans = len(s[a:z])
print(ans)


Fixed submission:
s = input()

for i in range(len(s)):
    if s[i] == "A":
        a = i
        break
for i in range(len(s)):
    if s[i] == "Z":
        z = i+1

print(len(s[a:z]))

Buggy python submission (verdict: Time Limit Exceeded):
s = input()
ans = []

for i in range(len(s)):
    if s[i] == "A":
        a = i
        for j in range(len(s)):
            if s[j] == "Z":
                z = j+1
                ans.append(len(s[a:z]))
print(max(ans))


Fixed submission:
s = input()

for i in range(len(s)):
    if s[i] == "A":
        a = i
        break
for i in range(len(s)):
    if s[i] == "Z":
        z = i+1

print(len(s[a:z]))
Buggy python submission (verdict: Runtime Error):
if A * B > C * D:
    print(A*B)

else:
    print(C*D)


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

if A * B > C * D:
    print(A*B)

else:
    print(C*D)
Buggy python submission (verdict: Runtime Error):
H, W = map(int, input().split())

for i in range(W):
    C = input()
    print(C)
    print(C)


Fixed submission:
H, W = map(int, input().split())

for i in range(H):
    C = input()
    print(C)
    print(C)
Buggy python submission (verdict: Runtime Error):
N, K, X, Y = map(int, input().split())


print(abs(X * K + (N - K) * Y))


Fixed submission:
n = int(input())
k = int(input())
x = int(input())
y = int(input())

if n > k:
    print(x * k + (n - k) * y)
else:
    print(n * x)

Buggy python submission (verdict: Runtime Error):
N, K, X, Y = map(int, input().split())

print(X * K + (N - K) * Y)

Fixed submission:
n = int(input())
k = int(input())
x = int(input())
y = int(input())

if n > k:
    print(x * k + (n - k) * y)
else:
    print(n * x)
Buggy python submission (verdict: Time Limit Exceeded):
a, b = map(int, input().split())
ans = a

for i in range(ans, b):
    ans *= i
    
if ans > 0:
    print("Positive")
elif ans < 0:
    print("Negative")
else:
    print("Zero")

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

if a > 0 and b > 0:
    print("Positive")

elif a < 0 and b < 0:
    if (abs(a) - abs(b)) % 2 == 0:
        print("Negative")
    else:
        print("Positive")

else:
    print("Zero")
Buggy python submission (verdict: Runtime Error):
ABC = list(map(int(input().split())))

if ABC.count(5) == 2 and ABC.count == 7:
    print("YES")
else:
    print("NO")

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

if A.count(5) == 2 and A.count(7) == 1:
    print("YES")
else:
    print("NO")

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

if ABC.count(5) == 2 and ABC.count == 7:
    print("YES")
else:
    print("NO")

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

if A.count(5) == 2 and A.count(7) == 1:
    print("YES")
else:
    print("NO")
Buggy python submission (verdict: Runtime Error):
N = int(input())
A = int(input())
B = int(input())

if N == 1:
    print("Hello World")
elif N == 2:
    print(A+B)

Fixed submission:
N = int(input())

if N == 1:
    print("Hello World")
elif N == 2:
    A = int(input())
    B = int(input())
    print(A+B)

Buggy python submission (verdict: Runtime Error):
N = int(input())
A = int(input())
B = int(input())

if N == 1:
    print("Hello World")
elif N == 2:
    print(A+B)

Fixed submission:
N = int(input())

if N == 1:
    print("Hello World")
elif N == 2:
    A = int(input())
    B = int(input())
    print(A+B)
Buggy python submission (verdict: Time Limit Exceeded):
a = input().split()
k = int(a[0])
s = int(a[1])

count = 0

for x in range(k + 1):
    for y in range(k + 1):
        for z in range(k + 1):
            if x + y + z == s:
                count = count + 1

print(count)

Fixed submission:
a = input().split()
k = int(a[0])
s = int(a[1])

count = 0

for x in range(k + 1):
    if x > s:
        break
    for y in range(k + 1):
        if x + y > s:
            break
        else:
            if (k + 1) > (s - x - y):
                # print(x, y, (s - x - y))
                count = count + 1

print(count)
Buggy python submission (verdict: Runtime Error):
a = input().split()
w = int(a[0])
h = int(a[1])

b = []
c =[]

for i in range(h):
    s = input()
    b.append(s)

for i in range(h):
    c.append(b[i])
    c.append(b[i])

for i in range(len(c)):
    print(c[i])

Fixed submission:
a = input().split()
h = int(a[0])
w = int(a[1])

b = []
c =[]

for i in range(h):
    s = input()
    b.append(s)

for i in range(h):
    c.append(b[i])
    c.append(b[i])

for i in range(len(c)):
    print(c[i])
Buggy python submission (verdict: Runtime Error):
a = input().split()
l = a[0]
n = a[1]
s = []
for i in range(int(n)):
    s.append(input())

s.sort()
ret = ""
for i in range(int(n)):
    ret = ret + s[i]

print(ret)

Fixed submission:
a = input().split()
n= a[0]
l = a[1]
s = []
for i in range(int(n)):
    s.append(input())

s.sort()
ret = ""
for i in range(int(n)):
    ret = ret + s[i]

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

x = 'ACL'

for i in K:
    print(x, end = "")


Fixed submission:
a = input()
K = int(a)

x = 'ACL'

for i in range(K):
    print(x, end = "")

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

for i in K:
    print('ACL', end = "")


Fixed submission:
a = input()
K = int(a)

x = 'ACL'

for i in range(K):
    print(x, end = "")
Buggy python submission (verdict: Time Limit Exceeded):
x = input()
N = int(x)
A = list(map(int,input().split()))
a = 0

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

Fixed submission:
x = input()
N = int(x)
A = list(map(int,input().split()))
a = 0
b = 0

for i in range(N-1):
    a = a + A[i+1]

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

print(b % (10**9+7))
Buggy python submission (verdict: Runtime Error):
MD = [map(int, input().split()) for _ in range(N)]
M, D = [list(i) for i in zip(*MD)]

if D[1] == 1:
    print(1)
else:
    print(0)


Fixed submission:
MD = [map(int, input().split()) for _ in range(2)]
M, D = [list(i) for i in zip(*MD)]

if D[1] == 1:
    print(1)
else:
    print(0)