Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
start = 0
end = len(N) - 1
result = True

while start < end: 
    if N[start] == N[end]: 
        start += 1
        end -= 1
    else:
        result = False
        break

return result

Fixed submission:
N = str(input())
start = 0
end = len(N) - 1
result = True

while start < end: 
    if N[start] == N[end]: 
        start += 1
        end -= 1
    else:
        result = False
        break

if result:
	print("Yes")
else:
	print("No")

Buggy python submission (verdict: Runtime Error):
start = 0
end = len(N) - 1
result = True

while start < end: 
    if N[start] == N[end]: 
        start += 1
        end -= 1
    else:
        result = False
        break

return resul

Fixed submission:
N = str(input())
start = 0
end = len(N) - 1
result = True

while start < end: 
    if N[start] == N[end]: 
        start += 1
        end -= 1
    else:
        result = False
        break

if result:
	print("Yes")
else:
	print("No")

Buggy python submission (verdict: Runtime Error):
start = 0
end = len(N) - 1
result = True

while start < end: 
    if N[start] == N[end]: 
        start += 1
        end -= 1
    else:
        result = False
        break

return result

Fixed submission:
N = str(input())
start = 0
end = len(N) - 1
result = True

while start < end: 
    if N[start] == N[end]: 
        start += 1
        end -= 1
    else:
        result = False
        break

if result:
	print("Yes")
else:
	print("No")
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = [int(input()) for x in range(N)]

ans = max(a)
mx = max(a)
iteration = 1 
while (ans <= 1000000000000000000):
    flag = True 
    for item in a:
        if not (ans%item == 0):
           flag = False
    if flag:
        print(ans)
        break
    else:
        iteration = iteration + 1
        ans = iteration * mx

Fixed submission:
def gcd(a, b):
    while b:
        a, b = b, a % b
    return a
 
def lcm(a, b):
    return a * b // gcd(a,b)
 
N = int(input())
Ts = []
c = 1
for i in range(N):
    c = lcm(c, int(input()))
 
print(int(c))

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = [int(input()) for x in range(N)]

ans = max(a)
mx = max(a)
iteration = 1 
while (ans <= 1000000000000000000):
    flag = True 
    for item in a:
        if not (ans%item == 0):
           flag = False
    if flag:
        print(ans)
        break
    else:
        iteration = iteration + 1
        ans = iteration * mx

Fixed submission:
def gcd(a, b):
    while b:
        a, b = b, a % b
    return a
 
def lcm(a, b):
    return a * b // gcd(a,b)
 
N = int(input())
Ts = []
c = 1
for i in range(N):
    c = lcm(c, int(input()))
 
print(int(c))
Buggy python submission (verdict: Runtime Error):
i = list(map(int,input().split()))
j = list(map(int,input().split()))
S=sum(j)

  
if i[0]>=S:
	print(i[0]-S)
else:
	print("-1")

Fixed submission:
import math
i =int(input())
print(2*i*math.pi)
Buggy python submission (verdict: Runtime Error):
N, Q = map(int, input().split())
S = input()
x = [0 for i in range(N)]
T = ""
for i in range(len(S)):
    c = S[i]
    if c == 'A':
        A = True
    elif A and c == 'C':
        x[i] += 1
        A = False
    else:
        A = False
        T += c
s = [0 for i in range(N+1)]
for i in range(N):
    s[i+1] = s[i]+x[i]
for i in range(Q):
    l, r = map(int, input().split())
    l -= 1
    if s[l] != s[l+1]:
        print(s[r]-s[l]-1)
    else:
        print(s[r]-s[l])


Fixed submission:
N, Q = map(int, input().split())
S = input()
x = [0 for i in range(N)]
A = False
for i in range(len(S)):
    c = S[i]
    if c == 'A':
        A = True
    elif A and c == 'C':
        x[i] += 1
        A = False
    else:
        A = False
s = [0 for i in range(N+1)]
for i in range(N):
    s[i+1] = s[i]+x[i]
for i in range(Q):
    l, r = map(int, input().split())
    l -= 1
    if s[l] != s[l+1]:
        print(s[r]-s[l]-1)
    else:
        print(s[r]-s[l])

Buggy python submission (verdict: Runtime Error):
N, Q = map(int, input().split())
S = input()
x = [0 for i in range(N)]
T = ""
for i in range(len(S)):
    c = S[i]
    if c == 'A':
        A = True
    elif A and c == 'C':
        x[i] += 1
        A = False
    else:
        A = False
        T += c
s = [0 for i in range(N+1)]
for i in range(N):
    s[i+1] = s[i]+x[i]
print(s)
for i in range(Q):
    l, r = map(int, input().split())
    l -= 1
    if s[l] != s[l+1]:
        print(s[r]-s[l]-1)
    else:
        print(s[r]-s[l])


Fixed submission:
N, Q = map(int, input().split())
S = input()
x = [0 for i in range(N)]
A = False
for i in range(len(S)):
    c = S[i]
    if c == 'A':
        A = True
    elif A and c == 'C':
        x[i] += 1
        A = False
    else:
        A = False
s = [0 for i in range(N+1)]
for i in range(N):
    s[i+1] = s[i]+x[i]
for i in range(Q):
    l, r = map(int, input().split())
    l -= 1
    if s[l] != s[l+1]:
        print(s[r]-s[l]-1)
    else:
        print(s[r]-s[l])
Buggy python submission (verdict: Runtime Error):
N = int(input())
dp = [[[[0 for l in range(4)] for k in range(4)]
       for j in range(4)] for i in range(N)]
for j in range(4):
    for k in range(4):
        for l in range(4):
            if not (j == 0 and k == 1 and l == 2)\
                    and not(j == 0 and k == 2 and l == 1)\
                    and not (j == 2 and k == 0 and l == 1):
                dp[2][j][k][l] = 1
for i in range(2, N-1):
    for j in range(4):
        for k in range(4):
            for l in range(4):
                dp[i][j][k][l] %= 10**9+7
                dp[i+1][k][l][0] += dp[i][j][k][l]
                # 0123: ACGT
                # AG?
                # ?GA
                # A?G
                # ?AG
                if not (j == 0 and k == 2) \
                   and not (k == 2 and l3 == 0)\
                   and not (j == 0 and l == 2)\
                   and not (k == 0 and l == 2):
                    dp[i+1][k][l][1] += dp[i][j][k][l]
                # ?AC
                if not (k == 0 and l == 1):
                    dp[i+1][k][l][2] += dp[i][j][k][l]
                dp[i+1][k][l][3] += dp[i][j][k][l]
ans = 0
for j in range(4):
    for k in range(4):
        for l in range(4):
            ans += dp[N-1][j][k][l]
ans %= 10**9+7
print(ans)


Fixed submission:
N = int(input())
dp = [[[[0 for l in range(4)] for k in range(4)]
       for j in range(4)] for i in range(N)]
for j in range(4):
    for k in range(4):
        for l in range(4):
            if not (j == 0 and k == 1 and l == 2)\
                    and not(j == 0 and k == 2 and l == 1)\
                    and not (j == 2 and k == 0 and l == 1):
                dp[2][j][k][l] = 1
for i in range(2, N-1):
    for j in range(4):
        for k in range(4):
            for l in range(4):
                dp[i][j][k][l] %= 10**9+7
                dp[i+1][k][l][0] += dp[i][j][k][l]
                # 0123: ACGT
                # AG?
                # ?GA
                # A?G
                # ?AG
                if not (j == 0 and k == 2) \
                   and not (k == 2 and l == 0)\
                   and not (j == 0 and l == 2)\
                   and not (k == 0 and l == 2):
                    dp[i+1][k][l][1] += dp[i][j][k][l]
                # ?AC
                if not (k == 0 and l == 1):
                    dp[i+1][k][l][2] += dp[i][j][k][l]
                dp[i+1][k][l][3] += dp[i][j][k][l]
ans = 0
for j in range(4):
    for k in range(4):
        for l in range(4):
            ans += dp[N-1][j][k][l]
ans %= 10**9+7
print(ans)
Buggy python submission (verdict: Runtime Error):
S = input()
l = list(S)
print(700+l.count('o')*100)
@

Fixed submission:
S = input()
l = list(S)
print(700+l.count('o')*100)
Buggy python submission (verdict: Runtime Error):
a, b = map(int, input().split())
print((a+b)//2+(a+b) % 2))


Fixed submission:
a, b = map(int, input().split())
print((a+b)//2+(a+b) % 2)
Buggy python submission (verdict: Runtime Error):
N = int(input())
print(f"ABC{N}")


Fixed submission:
N = int(input())
print("ABC"+str(N))
Buggy python submission (verdict: Runtime Error):
import numpy as np
X, N = map(int, input().split())
p_list = set([int(i) for i in input().split()])
set_all = set(np.arange(-100, 101))
ex_list = set_all-p_list
ex_list = list(ex_list)
diff_list = [np.abs(i-X) for i in ex_list]
min_index = np.argmin(diff_list)
print(ex_list[min_index])

Fixed submission:
import numpy
input_x = [int(i) for i in input().split(" ")]
for i in range(5):
    if not i+1 in input_x:
        print(i+1)
Buggy python submission (verdict: Runtime Error):
import numpy as np
num_list = []

def leg_num(c, t):
    return 2*c+4*t


for i in range(1, 101):
    leg_num_list = []
    for j in range(i):
        if leg_num(j, i-j) <= 100:
            leg_num_list.append(leg_num(j, i-j))
        if leg_num(i-j, j) <= 100:
            leg_num_list.append(leg_num(i-j, j))
    num_list.append(leg_num_list)

x, y = map(int, input().split(" "))
if y in num_list[x]:
    print("Yes")
else:
    print("No")

Fixed submission:
import numpy as np
num_list = []

def leg_num(c, t):
    return 2*c+4*t

for i in range(1, 101):
    leg_num_list = []
    for j in range(i):
        if leg_num(j, i-j) <= 100:
            leg_num_list.append(leg_num(j, i-j))
        if leg_num(i-j, j) <= 100:
            leg_num_list.append(leg_num(i-j, j))
    num_list.append(leg_num_list)

x, y = map(int, input().split(" "))
if y in num_list[x-1]:
    print("Yes")
else:
    print("No")

Buggy python submission (verdict: Runtime Error):
import numpy as np
num_list = []

def leg_num(c, t):
    return 2*c+4*t

for i in range(1, 101):
    leg_num_list = []
    for j in range(i):
        if leg_num(j, i-j) <= 100:
            leg_num_list.append(leg_num(j, i-j))
        if leg_num(i-j, j) <= 100:
            leg_num_list.append(leg_num(i-j, j))
    num_list.append(leg_num_list)

x, y = map(int, input().split(" "))
    if y in num_list[x]:
        print("Yes")
    else:
        print("No")

Fixed submission:
import numpy as np
num_list = []

def leg_num(c, t):
    return 2*c+4*t

for i in range(1, 101):
    leg_num_list = []
    for j in range(i):
        if leg_num(j, i-j) <= 100:
            leg_num_list.append(leg_num(j, i-j))
        if leg_num(i-j, j) <= 100:
            leg_num_list.append(leg_num(i-j, j))
    num_list.append(leg_num_list)

x, y = map(int, input().split(" "))
if y in num_list[x-1]:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
X, N = map(int, input().split())
p_list = set([int(i) for i in input().split()])
set_all = set(np.arange(-100, 101))
ex_list = set_all-p_list
ex_list = list(ex_list)
diff_list = [np.abs(i-X) for i in ex_list]
min_index = np.argmin(diff_list)
print(ex_list[min_index])

Fixed submission:
import numpy as np
X, N = map(int, input().split())
p_list = set([int(i) for i in input().split()])
set_all = set(np.arange(-201, 201))
ex_list = set_all-p_list
ex_list = list(ex_list)
diff_list = [np.abs(i-X) for i in ex_list]
min_index = np.argmin(diff_list)
print(ex_list[min_index])

Buggy python submission (verdict: Runtime Error):
X, N = map(int, input().split())
p_list = set([int(i) for i in input().split()])
set_all = set(np.arange(0, 101))
ex_list = set_all-p_list
ex_list = list(ex_list)
diff_list = [np.abs(i-X) for i in ex_list]
min_index = np.argmin(diff_list)
print(ex_list[min_index])

Fixed submission:
import numpy as np
X, N = map(int, input().split())
p_list = set([int(i) for i in input().split()])
set_all = set(np.arange(-201, 201))
ex_list = set_all-p_list
ex_list = list(ex_list)
diff_list = [np.abs(i-X) for i in ex_list]
min_index = np.argmin(diff_list)
print(ex_list[min_index])
Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))
A.sort(reverse=True)
count = 1
for i in range(N-1):
  flag = 1
  for j in range(N-1, i, -1):
    if A[i] % A[j] == 0:
      flag = 0
      break
  if flag:
      count += 1
if N == 1:
  print(0)
elif A[0] == A[1]:
  print(0)
else:
  print(count)

Fixed submission:
X = list(map(int, input().split()))
for i in range(len(X)):
  if X[i] == 0:
    print(i+1)
    break
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = [0]*N
A = list(map(int, input().split()))
total = 1
for i in range(N):
  total = total * A[i]
if total > 10**18:
  total = -1
print(total)

Fixed submission:
N = int(input())
A = [0]*N
A = list(map(int, input().split()))
total = 1
if 0 in A:
  total = 0
else:
  for i in range(N):
    total = total * A[i]
    if total > 10**18:
      total = -1
      break
print(total)
Buggy python submission (verdict: Runtime Error):
N = list(input())

if num == '3':
  print('bon')
elif num == '0' or num=='1' or num=='6' or num=='8':
  print('pon')
else:
  print('hon')

Fixed submission:
N = list(input())

num = N[-1]

if num == '3':
  print('bon')
elif num == '0' or num=='1' or num=='6' or num=='8':
  print('pon')
else:
  print('hon')
Buggy python submission (verdict: Runtime Error):
N, K = map(int, input().split())
li = list(map(int, input().split()))

i=1
k=0

while K > k:
  i = li[i-1]
  k = 1 + k

print(i)

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

T.pop(-1)
if S == T:
  print('Yes')
else:
  print('No')
Buggy python submission (verdict: Time Limit Exceeded):
N, K = map(int, input().split())
li = list(map(int, input().split()))

i=1
k=0

while K > k:
  i = li[i-1]
  k = 1 + k

print(i)

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

townOrder = [-1 for _ in range(N+1)]
townOrder[1] = 1
nextTown = 1
cicleStart = 0
cicleEnd = 0

for order in range(1, N+1):
  nextTown = trans[nextTown-1]
  if townOrder[nextTown] == -1:
    townOrder[nextTown] = order +1
  else:
    cicleStart = townOrder[nextTown]
    cicleEnd = order + 1
    break

exc = cicleStart -1
cicle = cicleEnd - cicleStart

if K > exc:
  K -= exc
  rest = K % cicle
  for _ in range(rest):
    nextTown = trans[nextTown-1]
  print(nextTown)
else:
  nextTown = 1
  for _ in range(K):
    nextTown = trans[nextTown-1]
  print(nextTown)

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

i=1
k=0

while K > k:
  i = li[i-1]
  k = 1 + k

print(i)

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

townOrder = [-1 for _ in range(N+1)]
townOrder[1] = 1
nextTown = 1
cicleStart = 0
cicleEnd = 0

for order in range(1, N+1):
  nextTown = trans[nextTown-1]
  if townOrder[nextTown] == -1:
    townOrder[nextTown] = order +1
  else:
    cicleStart = townOrder[nextTown]
    cicleEnd = order + 1
    break

exc = cicleStart -1
cicle = cicleEnd - cicleStart

if K > exc:
  K -= exc
  rest = K % cicle
  for _ in range(rest):
    nextTown = trans[nextTown-1]
  print(nextTown)
else:
  nextTown = 1
  for _ in range(K):
    nextTown = trans[nextTown-1]
  print(nextTown)
Buggy python submission (verdict: Time Limit Exceeded):
H, W = map(int, input().split())
count = 0
for h in range(1, H+1):
    for w in range(1, W+1):
        if  (h + w) % 2 == 0: 
            count += 1
print(count)

Fixed submission:
H, W = map(int, input().split())
count = H * W // 2
if H % 2 == 1 and W % 2 == 1 :
    count +=1
if H == 1 or W == 1:
    count = 1
print(count)
Buggy python submission (verdict: Runtime Error):
N = int(input())
X = list(map(int, input().split()))
Min = min(X)
Max = max(X)
disList = []
flag = 1
for ass in range(Min, Max):
  dis = 0
  for person in range(N):
    dis += (X[person] - ass) * (X[person] - ass)
  disList.append(dis)  
for i in range(N):
  if not X[i] == 1:
    flag=0
    break
if N == 1:
  print(X[0])
elif flag == 0:
  print(min(disList))
else:
  print(1)

Fixed submission:
N = int(input())
X = list(map(int, input().split()))
costMin = 9999999999
for locate in range(1, 101):
  cost = 0
  for i in range(N):
    cost += (X[i]-locate)**2
  if cost < costMin:
    costMin = cost
print(costMin)

Buggy python submission (verdict: Runtime Error):
N = int(input())
X = list(map(int, input().split()))
Min = min(X)
Max = max(X)
disList = []
for ass in range(Min, Max):
  dis = 0
  for person in range(N):
    dis += (X[person] - ass) * (X[person] - ass)
  disList.append(dis)
print(min(disList))

Fixed submission:
N = int(input())
X = list(map(int, input().split()))
costMin = 9999999999
for locate in range(1, 101):
  cost = 0
  for i in range(N):
    cost += (X[i]-locate)**2
  if cost < costMin:
    costMin = cost
print(costMin)
Buggy python submission (verdict: Time Limit Exceeded):
from collections import deque
monster = deque()
monster.append(int(input()))
count = 0
while monster:
    n = monster.pop()
    if n != 1:
        n = n // 2
        monster.append(n)
        monster.append(n)
        count += 1
    else:
        count += 1
print(count)


Fixed submission:
H = int(input())
count = 0
while H != 1:
    H //= 2
    count += 1
ans = 0
for i in range(count +1):
    ans += 2 ** i
print(ans)
Buggy python submission (verdict: Runtime Error):
X = int(input())
for i in range(X+1, 9999999999999999):
    flag = 1
    for j in range(2, X//2 +1):
        if i % j == 0:
            flag = -1
            break
    # if X == 2:
    #     print(2)
    #     break
    # elif X == 3:
    #     print(3)
    #     break
    elif flag == 1:
        print(i)
        break

Fixed submission:
X = int(input())
for i in range(X, 9999999999999999):
    flag = 1
    for j in range(2, X//2 +1):
        if i % j == 0:
            flag = -1
            break
    if X == 2:
        print(2)
        break
    elif X == 3:
        print(3)
        break
    elif flag == 1:
        print(i)
        break
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))
for i in range(1, N+1):
    print(a.index(i) + 1, end=" ")

Fixed submission:
N = int(input())
a = list(map(int, input().split()))
rev = [0]*N
for i in range(N):
    rev[a[i] - 1] = i +1
for i in range(N):
    print(rev[i], end=" ")

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))
for i in range(1, N+1):
    print(a.index(i) + 1, end=" ")

Fixed submission:
N = int(input())
a = list(map(int, input().split()))
rev = [0]*N
for i in range(N):
    rev[a[i] - 1] = i +1
for i in range(N):
    print(rev[i], end=" ")

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
a = list(map(int, input().split()))
ans = []
for i in range(1, N+1):
    ans.append(a.index(i) + 1)
for an in ans:
    print(an, end=(" "))

Fixed submission:
N = int(input())
a = list(map(int, input().split()))
rev = [0]*N
for i in range(N):
    rev[a[i] - 1] = i +1
for i in range(N):
    print(rev[i], end=" ")
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
c=list(map(int, input().split()))

for i in range(n):
  if i == 0:
    b = c[i]
  else:
    b = b*c[i]
    


if b>10**18:
  b = -1
print(b)

Fixed submission:
n,*a=map(int,open(0).read().split())
if min(a)==0:
    print(0)
else:
    s=1
    for i in range(len(a)):
       s=s*a[i]
       if s>10**18:
           print(-1)
           break
    else:
        print(s)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())

c=list(map(int, input().split()))

for i in range(n):
  if i == 0:
    b = c[i]
  else:
    b = b*c[i]
if b>10**18:
  b = -1
print(b)

Fixed submission:
n,*a=map(int,open(0).read().split())
if min(a)==0:
    print(0)
else:
    s=1
    for i in range(len(a)):
       s=s*a[i]
       if s>10**18:
           print(-1)
           break
    else:
        print(s)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())

c=list(map(int, input().split()))

for i in range(n):
  if i == 0:
    b = c[i]
  else:
    b = b*c[i]
if b>1000000000000000000:
  b = -1
print(b)

Fixed submission:
n,*a=map(int,open(0).read().split())
if min(a)==0:
    print(0)
else:
    s=1
    for i in range(len(a)):
       s=s*a[i]
       if s>10**18:
           print(-1)
           break
    else:
        print(s)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())

c=list(map(int, input().split()))

for i in range(n):
  if i == 0:
    b = c[i]
  else:
    b = b*c[i]
if b>1000000000000000000:
  b = -1
print(b)

Fixed submission:
n,*a=map(int,open(0).read().split())
if min(a)==0:
    print(0)
else:
    s=1
    for i in range(len(a)):
       s=s*a[i]
       if s>10**18:
           print(-1)
           break
    else:
        print(s)
Buggy python submission (verdict: Runtime Error):
N,*a = map(int,open(0).read().split())
a.sort()
flag = True
for i in range(1,N):
  if a[i]==a[i-1]:
    print('NO')
    flag=False
    break
if flag ==True:
  print('YES')

Fixed submission:
S,U = map(str,input().split())
M,N = map(int,input().split())
a = str(input())
if S == a:
  print(M-1,N)
else:
  print(M,N-1)
Buggy python submission (verdict: Runtime Error):
s=int(input())
n,m=int(s[0]),int(s[1])
print(n*m)

Fixed submission:
s=input().split()
n,m=int(s[0]),int(s[1])
print(n*m)
Buggy python submission (verdict: Runtime Error):
l = int(input())
n = [int(i) for i in input().split()]
u = n.copy()
n.sort()
u.sort(reverse=True)

counter = 0

for j in range(l):
  for i in range(l):
    if n[i] == u[j]:
      pass
    elif u[j] % n[i] == 0:
      counter += 1
      break
    else:
      pass

print(l - counter)

Fixed submission:
l = input().split()

for i in range(5):
  if l[i] == "0":
    print(i+1)
    break
Buggy python submission (verdict: Runtime Error):
l = [int(i) for i in input().split()]

for i in range(l[0]+1):
  r = (i * 2 + (l[0] - i) * 4
  if r == l[1]:
    print("Yes")
    break
  else:
    if i == l[0]:
      print("No")

Fixed submission:
l = [int(i) for i in input().split()]

for i in range(l[0]+1):
  r = i * 2 + (l[0] - i) * 4
  if r == l[1]:
    print("Yes")
    break
  else:
    if (l[0] - i) == 0:
      print("No")
Buggy python submission (verdict: Runtime Error):
n = int(input())
li = list(map(int,input().split()))
a = 1
for i in range(n):
  a *= li[i]
if a > 10**18:
  print("-1")
else:
  print(a)

Fixed submission:
a, b = map(int,input().split())
print(a*b)
Buggy python submission (verdict: Runtime Error):
h,w=map(int,input().split())
from math import ceil,floor
if h == 1 or w == 1:
    print(1)
else:
    m = math.ceil(w/2) * math.ceil(h/2) + math.floor(w/2) * math.floor(h/2)
    print(m)

Fixed submission:
from math import floor,ceil
h,w=map(int,input().split())
if h == 1 or w == 1:
    print(1)
else:
    m =ceil(w/2) * ceil(h/2) + floor(w/2) * floor(h/2)
    print(m)

Buggy python submission (verdict: Runtime Error):
h,w=map(int,input().split())
if h == 1 or w == 1:
    print(1)
else:
    m = math.ceil(w/2) * math.ceil(h/2) + math.floor(w/2) * math.floor(h/2)
    print(m)

Fixed submission:
from math import floor,ceil
h,w=map(int,input().split())
if h == 1 or w == 1:
    print(1)
else:
    m =ceil(w/2) * ceil(h/2) + floor(w/2) * floor(h/2)
    print(m)

Buggy python submission (verdict: Runtime Error):
from math import ceil
n,m=map(int,input().split())
if n==1 or m==1:
  print(1)
  else:
    print(ceil(n/2)*ceil(m/2)+n//2*m//2)

Fixed submission:
from math import floor,ceil
h,w=map(int,input().split())
if h == 1 or w == 1:
    print(1)
else:
    m =ceil(w/2) * ceil(h/2) + floor(w/2) * floor(h/2)
    print(m)

Buggy python submission (verdict: Runtime Error):
from math import ceil
a,b=map(int,input().split())
if a==1 or b==1:
  print(1)
else:
  print(ceil(n/2)*ceil(m/2)+n//2*m//2)

Fixed submission:
from math import floor,ceil
h,w=map(int,input().split())
if h == 1 or w == 1:
    print(1)
else:
    m =ceil(w/2) * ceil(h/2) + floor(w/2) * floor(h/2)
    print(m)
Buggy python submission (verdict: Runtime Error):
r = int(input)

print(int(r**2))

Fixed submission:
r = int(input())

print(int(r**2))
Buggy python submission (verdict: Runtime Error):
n = int(input())
s = input()
flag = 0
if n%2 == 0:
    m = n/2
    for i in range(m):
        if s[i] != s[m+i]:
            flag = 1
    
    if flag == 1:
        print("No")
    else:
        print("Yes")
    
else:
    print("No")

Fixed submission:
n = int(input())
s = input()
flag = 0
if n%2 == 0:
    m = int(n/2)
    for i in range(m):
        if s[i] != s[m+i]:
            flag = 1

    if flag == 1:
        print("No")
    else:
        print("Yes")

else:
    print("No")