qyliang/CodeNanoFix huggingface dataset:
Buggy code:
n = int(input())
List = list(map(int,input().split()))
A = []
B = []
List = sorted(List,reverse=True)
for i in range(len(List)):
  if i%2 == 0:
    A.append(item)
  else:
    B.append(item)
Answer = sum(A) - sum(B)
print(Answer)

Fixed code:
n = int(input())
List = list(map(int,input().split()))
A = []
B = []
List = sorted(List,reverse=True)
for i in range(len(List)):
  if i%2 == 0:
    A.append(List[i])
  else:
    B.append(List[i])
Answer = sum(A) - sum(B)
print(Answer)
Buggy code:
n=int(input())
ls = map(int,input().split())
ls.sort()
ls.reverse()
ans=0
t = 1
for i in range(n) :
 ans += t * ls[i]
 t *= -1
print(ans)

Fixed code:
n=int(input())
ls = list(map(int,input().split()))
ls.sort()
ls.reverse()
ans=0
t = 1
for i in range(n) :
 ans += t * ls[i]
 t *= -1
print(ans)
Buggy code:
n=int(input())
a=list(map(int,input().split()))
a.sort() 
alice_sum=0
bob_sum=0
if len(a)%2==0:
  for i in range(,n,2):
    bob_sum+=a[i]
  for l in range(1,n,2):
    alice_sum+=a[i]
else:
  for i in range(,n,2):
    alice_sum+=a[i]
  for k in range(1,n,2):
    bob_sum+=a[i]
    
print(alice_sum-bob_sum)

Fixed code:
n=int(input())
a=list(map(int,input().split()))
a.sort() 
alice_sum=0
bob_sum=0
if len(a)%2==0:
  for i in range(0,n,2):
    bob_sum+=a[i]
  for l in range(1,n,2):
    alice_sum+=a[l]
else:
  for i in range(0,n,2):
    alice_sum+=a[i]
  for k in range(1,n,2):
    bob_sum+=a[k]
    
print(alice_sum-bob_sum)
Buggy code:
import numpy as np

N = int(input())
a = np.array(list(map(int, input().split())))

print(a[0::2].sum() - a[1::2].sum())

Fixed code:
import numpy as np

N = int(input())
a = np.array(list(map(int, input().split())))

a.sort()
a = a[::-1]

print(a[0::2].sum() - a[1::2].sum())
Buggy code:
N = input()
A = list(input().split())
A = list(map(int,A))
A = sorted(A,reverse = True)
a = 0
b = 0
try :
  while len(A) != 0 :
    a += A.pop(0)
    b += A.pop(0)
except IndexError :
  print(a-b)
print(a-b)

Fixed code:
N = input()
A = list(input().split())
A = list(map(int,A))
A = sorted(A,reverse = True)
a = 0
b = 0
try :
  while len(A) != 0 :
    a += A.pop(0)
    b += A.pop(0)
  print(a-b)
except IndexError :
  print(a-b)
Buggy code:
N = int(input())
A = list(map(int, input().split()))
A.sort()
print(sum(A[::2]) - sum(A[1::2]))

Fixed code:
N = int(input())
A = list(map(int, input().split()))
A.sort()
A.reverse()
print(sum(A[::2]) - sum(A[1::2]))
Buggy code:
n = int(input())
card = list(map(int,input().split()))

card.sort()

asum = 0
bsum = 0
for i in range(n):
  if n%2==0:
    asum += card[i]
  else:
    bsum += card[i]

print(asum-bsum)

Fixed code:
n = int(input())
card = list(map(int,input().split()))

card.sort(reverse=True)

asum = 0
bsum = 0
for i in range(n):
  if i%2==0:
    asum += card[i]
  else:
    bsum += card[i]

print(asum-bsum)
Buggy code:
n = int( input())
a = sorted(  list(map(int, input().split())) , reverse)
print((sum(a[::2])-sum(a[1::2]))

Fixed code:
n = int(input())
a = sorted(list(map(int, input().split(' '))), reverse=True)
print(sum(a[::2]) - sum(a[1::2]))
Buggy code:
n=int(input())
a=sorted(map(int,input().split()))
alice=0
bob=0

for i in range(n):
    if i%2==1:
        alice+=a[i]
    else:
        bob+=a[i]

print(alice-bob)

Fixed code:
n=int(input())
a=sorted(map(int,input().split()),reverse=True)
alice=0
bob=0

for i in range(n):
    if i%2==0:
        alice+=a[i]
    else:
        bob+=a[i]

print(alice-bob)
Buggy code:
N=int(input())
a=list(map(int,input().split()))
a.sort(reverse=True)
alice=0
bob=0
for i in range(N):
  if i % 2==1:
    alice+=a[i]
  else:
    bob+=a[i]
print(alice-bob)

Fixed code:
N=int(input())
a=list(map(int,input().split()))
a.sort(reverse=True)
alice=0
bob=0
for i in range(N):
  if i % 2==0:
    alice+=a[i]
  else:
    bob+=a[i]
print(alice-bob)
Buggy code:
d = '2 7 4'
 d = input()
d = [int(i) for i in d.split()]
d.sort()
s1 = 0
s2 = 0
i = len(d)-1
while(i>=0):
    s1 = s1 + d[i]
    if((i-1)>=0):
        s2 = s2 + d[i-1]
    i = i-2
print(s1-s2)




Fixed code:
d = '2 7 4'
d = input()
d = input()
d = [int(i) for i in d.split()]
d.sort()
s1 = 0
s2 = 0
i = len(d)-1
while(i>=0):
    s1 = s1 + d[i]
    if((i-1)>=0):
        s2 = s2 + d[i-1]
    i = i-2
print(s1-s2)
Buggy code:
_, *a = map(int, open(0).read().split())
a.sorted()
print(sum(a[-1::2] - a[-2::2]))

Fixed code:
_, *a = map(int, open(0).read().split())
a.sort()
print(sum(a[-1::-2]) - sum(a[-2::-2]))
Buggy code:
n = int(input())
l = sorted(list(map(int, input().split())), reverse = True)
ans = 0
for i in range(n // 2):
    ans += l[i] - l[n - 1 - i]
if n & 1:
    ans += l[n // 2]
print(ans)


Fixed code:
n = int(input())
l = sorted(list(map(int, input().split())), reverse = True)
ans = 0
for i in range(n):
    if i & 1:
        ans -= l[i]
    else:
        ans += l[i]
print(ans)
Buggy code:
n = int(input())
ais = input().split()
ais_sort = sort(ais)
alice = 0
bob = 0
if n % 2 == 0:
  for i in range(n):
    if i % 2 == 1:
      alice += int(ais_sort[i])
    else:
      bob += int(ais_sort[i])
else:
  for j in range(n):
    if i % 2 == 0:
      alice += int(ais_sort[i])
    else:
      bob += int(ais_sort[i])
print(alice - bob)

Fixed code:
n = int(input())
ais = input().split()
ais_int = [int(a) for a in ais]
ais_sort = ais_int.sort()
alice = 0
bob = 0
if n % 2 == 0:
  for i in range(n):
    if i % 2 == 1:
      alice += int(ais_int[i])
    else:
      bob += int(ais_int[i])
else:
  for j in range(n):
    if j % 2 == 0:
      alice += int(ais_int[j])
    else:
      bob += int(ais_int[j])
print(alice - bob)
Buggy code:
input()
a = sorted(list(map(int, input().split())), reverse=True)
print(sum(s[::2]) - sum(s[1::2]))

Fixed code:
input()
s = sorted(list(map(int, input().split())), reverse=True)
print(sum(s[::2]) - sum(s[1::2]))
Buggy code:
# https://atcoder.jp/contests/abc088/tasks/abc088_b

import itertools
import collections
import bisect

def main():
    N = int(input())
    A = list(map(int, input().split()))
    A.sort()
    a_sum = sum([a for a in range(A,2)])
    b_sum = sum([a for a in range(1, A,2)])
    print(a_sum - b_sum)


if __name__ == '__main__':
    main()


Fixed code:
# https://atcoder.jp/contests/abc088/tasks/abc088_b

import itertools
import collections
import bisect

def main():
    N = int(input())
    A = list(map(int, input().split()))
    A.sort(reverse=True)

    a_sum = sum([A[a] for a in range(0, len(A), 2)])
    b_sum = sum([A[a] for a in range(1, len(A), 2)])
    print(a_sum - b_sum)


if __name__ == '__main__':
    main()
Buggy code:
n=int(input())
a= list(map(int,input().split()))

a[:n].sort(reverse=True)

A=B=I=0
for i in a:
    if I %2:B+=i
    else:A+=i
    I+=1

print(A-B)
# other
# print(sum(a[::2]) - sum(a[1::2]))


Fixed code:
n=int(input())
a = list(map(int,input().split()))[:n]
a.sort(reverse=True)

A=B=I=0
for i in a:
    if I %2:B+=i
    else:A+=i
    I+=1

print(A-B)
# other
# print(sum(a[::2]) - sum(a[1::2]))
Buggy code:
n=int(input())
s=list(map(int,input().split()))
s.sort()
a=[int(i) for i in s[::-2]]
b=[int(j) for j in s[1::-2]]
print(sum(a)-sum(b))

Fixed code:
n=int(input())
s=list(map(int,input().split()))
s.sort(reverse=True)
a=[int(i) for i in s[::2]]
b=[int(j) for j in s[1::2]]
print(sum(a)-sum(b))
Buggy code:
n=int(input())
a = list(map(int,input().split()))
a.sort(reverse=True)
p=0
q=0

for i in range(n):
  if i%2==0:
    p+=a[i]
  else:
    q+=a[i]
    
print(q-p)
      
    

Fixed code:
n=int(input())
a = list(map(int,input().split()))
a.sort(reverse=True)
p=0
q=0

for i in range(n):
  if i%2==0:
    p+=a[i]
  else:
    q+=a[i]
    
print(p-q)
Buggy code:
n = int(input())
a = list(map(int, input().split()))
a.sort()
x = y = 0
for i, j in enumerate(a):
    if i%2 == 0:
        x += j
    else:
        y += j
print(x - y)

Fixed code:
n = int(input())
a = list(map(int, input().split()))
a.sort(reverse = True)
x = y = 0
for i, j in enumerate(a):
    if i%2 == 0:
        x += j
    else:
        y += j
print(x - y)
Buggy code:
alice = 0
bob = 0
n = int(input())
a = sorted(list(map(int, input().split(' ')))).reverse()

for i in asorted[::2]: alice += i
for i in asorted[1::2]: bob += i
print(alice - bob)

Fixed code:
alice = 0
bob = 0
n = int(input())
a = list(map(int, input().split(' ')))
asrt = sorted(a, reverse = True)

for i in asrt[::2]: alice += i
for i in asrt[1::2]: bob += i
print(alice - bob)
Buggy code:
N=int(input())
list=list(map(int,input().split()))

list=sorted(list)[::-1]
print(list)
A=0
B=0

for i in range(0,len(list)):
  if i%2==0:
    A=A+list[i]
  else:
    B=B+list[i]
    
print(A-B)

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

list=sorted(list)[::-1]
A=0
B=0

for i in range(0,len(list)):
  if i%2==0:
    A=A+list[i]
  else:
    B=B+list[i]
    
print(A-B)
Buggy code:
n = int(input())
l = list(map(int,input().split()))
a = 0
b = 0
l.sort(reverser=True)
for i in range(n):
  if i % 2 == 0:
    a += l[i]
  else:
    b += l[i]
print(a-b)

Fixed code:
n = int(input())
l = list(map(int,input().split()))
a = 0
b = 0
l.sort(reverse=True)
for i in range(n):
  if i % 2 == 0:
    a += l[i]
  else:
    b += l[i]
print(a-b)
Buggy code:
N = int(input())
a = list(map(int, input()))

a.sort(reverse=True)
alice = a[0::2]
bob = a[1::2]

alice = sum(alice)
bob = sum(bob)
print(alice - bob)

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

a.sort(reverse=True)
alice = a[0::2]
bob = a[1::2]

alice = sum(alice)
bob = sum(bob)
print(alice - bob)
Buggy code:
n=int(input())
a=list(map(int,input().split()))
a.sort()
print((sum(a[::2])-(sum(a[1::2]))))

Fixed code:
n=int(input())
a=list(map(int,input().split()))
a.sort(reverse=True)
print((sum(a[::2])-(sum(a[1::2]))))
Buggy code:
N = int(input())
a_i = list(map(int, input().split('')))
 
x = []
y = []
 
if N%2==0:
    for j in range(int(N/2)):
        x.append(max(a_i))
        a_i.remove(max(a_i))
        y.append(max(a_i))
        a_i.remove(max(a_i))
 
else:
    for j in range(int((N/2)+1)):
        x.append(max(a_i))
        a_i.remove(max(a_i))
        if a_i == []:
            break
        y.append(max(a_i))
        a_i.remove(max(a_i))
 
X = sum(x)
Y = sum(y)
 
 
if X >= Y:
    print(X - Y)
 
else:
    print(Y - X)

Fixed code:
N = int(input())
a_i = list(map(int, input().split(" ")))
 
x = []
y = []
 
if N%2==0:
    for j in range(int(N/2)):
        x.append(max(a_i))
        a_i.remove(max(a_i))
        y.append(max(a_i))
        a_i.remove(max(a_i))
 
else:
    for j in range(int((N/2)+1)):
        x.append(max(a_i))
        a_i.remove(max(a_i))
        if a_i == []:
            break
        y.append(max(a_i))
        a_i.remove(max(a_i))
 
X = sum(x)
Y = sum(y)
 
 
if X >= Y:
    print(X - Y)
 
else:
    print(Y - X)
Buggy code:
n = int(input())
s = list(map(int, input().split()))
s.sort(reverse=True)
print(s[::2] - s[1::2])


Fixed code:
n = int(input())
s = list(map(int, input().split()))
s.sort(reverse=True)
print(sum(s[::2]) - sum(s[1::2]))
Buggy code:
N=int(input())
a=sorted(map(int,input().split()),reversed=True)
ans=sum(((-1)**i)*x for i,x in enumerate(a))
print(ans)

Fixed code:
N=int(input())
a=sorted(map(int,input().split()),reverse=True)
ans=sum(((-1)**i)*x for i,x in enumerate(a))
print(ans)
Buggy code:
n=int(input())
alice=[]
bob=[]
l=list(map(int,input().split()))
while len(l)>0:
    alice.append(max(l))
    l.remove(max(l))
    bob.append(max(l))
    l.remove(max(l))

print(sum(alice)-sum(bob))


Fixed code:
n=int(input())
alice=[]
bob=[]
l=list(map(int,input().split()))
while len(l)>0:
    alice.append(max(l))
    l.remove(max(l))
    if len(l)>0:
        bob.append(max(l))
        l.remove(max(l))

print(sum(alice)-sum(bob))
Buggy code:
N = int(input())
A = list(map(int, input().split()))

A = A.sort(reverse=True)

ans = 0
for i in range(len(A)):
    if i % 2 == 0:
        ans += A[i]
    elif i % 2 == 1:
        ans += -A[i]

print(ans)

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

A.sort(reverse=True)

ans = 0
for i in range(N):
    if i % 2 == 0:
        ans += A[i]
    if i % 2 == 1:
        ans -= A[i]

print(ans)
Buggy code:
#  ABC 088 B - Card Game for Two
N = int(input())
an = list(map(int, input().split()))

Alice = []
Bob = []
while len(an) > 0:
    Alice.append(max(an))
    del an[an.index(max(an))]
    Bob.append(max(an))
    del an[an.index(max(an))]

k = 0
j = 0
for i in range(len(Alice)):
    k += Alice[i]
for i in range(len(Bob)):
    j += Bob[i]

print(str(k-j))

Fixed code:
#  ABC 088 B - Card Game for Two
N = int(input())
an = list(map(int, input().split()))

Alice = []
Bob = []
while len(an) > 0:
    Alice.append(max(an))
    del an[an.index(max(an))]
    if len(an) > 0:
        Bob.append(max(an))
        del an[an.index(max(an))]
    else:
        break

k = 0
j = 0
for i in range(len(Alice)):
    k += Alice[i]
for i in range(len(Bob)):
    j += Bob[i]

print(str(k-j))
Buggy code:
N = int(input())
A = list(map(int, input().split()))
A.sort()
Alice = 0
Bob = 0
for i in range(N):
  if i%2 == 0:
    Alice += A[i]
  else:
    Bob += A[i]
ans = Alice - Bob
print(ans)

Fixed code:
N = int(input())
A = list(map(int, input().split()))
A.sort(reverse=True)
Alice = 0
Bob = 0
for i in range(N):
  if i%2 == 0:
    Alice += A[i]
  else:
    Bob += A[i]
ans = Alice - Bob
print(ans)
Buggy code:
n = int(input())
l = list(map(int, input().split()))
l.sort(reverse=True)
a, b = 0, 0
print(l)
for i in range(len(l)):
  if i % 2 == 0:
    a += l[i]
  else:
    b += l[i]

print(abs(a-b))


Fixed code:
n = int(input())
l = list(map(int, input().split()))
l.sort(reverse=True)
a, b = 0, 0
for i in range(len(l)):
  if i % 2 == 0:
    a += l[i]
  else:
    b += l[i]

print(abs(a-b))
Buggy code:
N = int(input())
a = list(map(int, input().split()))

alice = 0
bob = 0

for n in range(N):
    card = max(a)
    alice += card
    a.remove(card)
    if len(a) == 0:
        break
    card = max(a)
    bob += card
    a.remove(card)

print(alice - bob)

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

alice = 0
bob = 0

for n in range(N):
    if len(a) == 0:
        break
    card = max(a)
    alice += card
    a.remove(card)
    if len(a) == 0:
        break
    card = max(a)
    bob += card
    a.remove(card)

print(alice - bob)
Buggy code:
N = int(input())
numbers = list(map(int, input().split()))
Alice_point = 0
Bob_point = 0

numbers.sort()
print(numbers)

while True:
    try:
        Alice_point += numbers[0]
        Bob_point += numbers[1]
        numbers.remove(numbers[0])
        numbers.remove(numbers[0])
    except IndexError:
        break

print(Alice_point - Bob_point)

Fixed code:
N = int(input())
numbers = list(map(int, input().split()))
Alice_point = 0
Bob_point = 0

numbers.sort(reverse=True)

while True:
    try:
        Alice_point += numbers[0]
        Bob_point += numbers[1]
        numbers.remove(numbers[0])
        numbers.remove(numbers[0])
    except IndexError:
        break

print(Alice_point - Bob_point)
Buggy code:
n=int(input())
a = list(map(int, input().split()))

al=0
bo=0
for i in range(n):
  if i%2==0:
    al+=a[i]
  else:
    bo+=a[i]
print(al-bo)

Fixed code:
n=int(input())
a = list(map(int, input().split()))
a.sort(reverse=True)
al=0
bo=0
for i in range(n):
  if i%2==0:
    al+=a[i]
  else:
    bo+=a[i]
print(al-bo)
Buggy code:
n = int(input())
an = list(map(int, input().split()))

alice = 0
bob = 0
an.sort()
an.reverse()
print(an)
for i,v in enumerate(an):
    if i % 2 ==0:
        alice += v
    else:
        bob += v

print(alice - bob)


Fixed code:
n = int(input())
an = list(map(int, input().split()))

alice = 0
bob = 0
an.sort()
an.reverse()
for i,v in enumerate(an):
    if i % 2 ==0:
        alice += v
    else:
        bob += v

print(alice - bob)
Buggy code:
N = int(input())
a = list(map(int, input().split()))
print(a)
a.sort(reverse=True)
sum1 = 0
sum2 = 0
for j in range(N):
    if j%2 == 0:
        print(a[j])
        sum1 = sum1 + a[j]
    elif j%2 ==1:
        print(a[j])
        sum2 = sum2 + a[j]
print(sum1 - sum2)


Fixed code:
N = int(input())
a = list(map(int, input().split()))
a.sort(reverse=True)
sum1 = 0
sum2 = 0
for j in range(N):
    if j%2 == 0:
        sum1 = sum1 + a[j]
    elif j%2 ==1:
        sum2 = sum2 + a[j]
print(sum1 - sum2)
Buggy code:
input()
a = list(map(int, input().split()))
a.sort()
print(sum(a[::2]) - sum(a[1::2]))

Fixed code:
input()
a = list(map(int, input().split()))
a.sort(reverse=True)
print(sum(a[::2]) - sum(a[1::2]))
Buggy code:
n=int(input())
a=list(map(int,input().split()))
s=0
a.reverse()
s=sum(a[:n:2])-sum(a[1:n:2])
print(abs(s))

Fixed code:
n=int(input())
a=list(map(int,input().split()))
s=0
a.sort()
s=sum(a[:n:2])-sum(a[1:n:2])

print(abs(s))
Buggy code:
n=int(input())
a = [int(i) for i in input().split()] 
A=0
B=0
for i in range(n):
  if i%2==0:
    A += max(a)
    del a(a.index(max(a))
  else :
    B += max(a)
    del a(a.index(max(a))      
          
print(A-B)          

Fixed code:
n=int(input())
a = [int(i) for i in input().split()] 
A=0
B=0
C=0
k=0
for i in range(n):
  if i%2==0:
    k=max(a)
    A += k
    del a[a.index(k)]
  else :
    k=max(a)      
    B += k
    del a[a.index(k)]   
  
C=A-B          
print(C)
Buggy code:
import numpy as np

N = int(input())

a_inputs = input().split()

a = np.zeros(N)
for i in range(N):
  a[i] = int(a_inputs[i])
  
a = np.sort(a)[::-1]

alice = a[0::2].sum()
bob   = a[1::2].sum()

print(alice - bob)

Fixed code:
import numpy as np

N = int(input())

a_inputs = input().split()

a = np.zeros(N)
for i in range(N):
  a[i] = int(a_inputs[i])
  
a = np.sort(a)[::-1]

alice = a[0::2].sum()
bob   = a[1::2].sum()

print(int(alice - bob))
Buggy code:
n = int(input())
A = sorted(list(map(int,input().split())))
A_card = []
B_card = []
for i in range(n):
        if i%2 == 0:
                A_card.append(A[i])
        else:
                B_card.append(A[i])
print(sum(A_card) - sum(B_card))

Fixed code:
n = int(input())
A = list(map(int,input().split()))
A = sorted(A,reverse=True)
A_card = []
B_card = []
for i in range(n):
        if i%2 == 0:
                A_card.append(A[i])
        else:
                B_card.append(A[i])
print(sum(A_card) - sum(B_card))
Buggy code:
n = int(input())
A = list(map(int,input().split()))
Alice_card = []
Bob_card = []
for i in range(n):
        if i%2 == 0:
                Alice_card.append(A[i])
        else:
                Bob_card.append(A[i])
Alice_total = sum(Alice_card)
Bob_total = sum(Bob_card)
print(abs(Alice_total - Bob_total))

Fixed code:
n = int(input())
A = list(map(int,input().split()))
A = sorted(A)
Alice_card = []
Bob_card = []
for i in range(n):
        if i%2 == 0:
                Alice_card.append(A[i])
        else:
                Bob_card.append(A[i])
Alice_total = sum(Alice_card)
Bob_total = sum(Bob_card)
print(abs(Alice_total - Bob_total))
Buggy code:
n=int(input())
a=list(map(int,input().split()))
a.sort(reverse=True)
ans=0
for i in range(0,n,2):
  ans+=i
for i in range(1,n,2):
  ans-=i
print(ans)

Fixed code:
n=int(input())
a=list(map(int,input().split()))
a.sort(reverse=True)
ans=0
for i in range(0,n,2):
  ans+=a[i]
for i in range(1,n,2):
  ans-=a[i]
print(ans)
Buggy code:
n = int(input())
a = list(map(int,input().split()))
a.sort(reverse=True)
countAlice = 0
countBob = 0
for i in range(n):
    if i%2 == 0:
        countAlice += a[i]
    else:
        countBob += a[i]
print(coutAlice-countBob)

Fixed code:
n = int(input())
a = list(map(int,input().split()))
a.sort(reverse=True)
countAlice = 0
countBob = 0
for i in range(n):
    if i%2 == 0:
        countAlice += a[i]
    else:
        countBob += a[i]
print(countAlice-countBob)
Buggy code:
N=int(input())
A=sorted(map(int,input().split()))
print(sum(A[::2])*2-sum(A))

Fixed code:
N=int(input())
A=sorted(map(int,input().split()))[::-1]
print(sum(A[::2])*2-sum(A))
Buggy code:
N = int(input())
M = map(int,input().split())

M = sorted(M)

alice = 0
bob = 0

for i in range(N):
    if i % 2 == 0:
        alice += M[i]
    else:
        bob += M[i]
        
print(alice - bob)

Fixed code:
N = int(input())
M = map(int,input().split())

M = sorted(M,reverse=True)

alice = 0
bob = 0

for i in range(N):
    if i % 2 == 0:
        alice += M[i]
    else:
        bob += M[i]
        
print(alice - bob)
Buggy code:
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort(reverse=True)
  ans = 0
  for i in range(len(l)):
    if i%2 == 0:
      ans += i
    else:
      ans -= i
  print(ans)

if __name__ == "__main__":
  main()
  

Fixed code:
def main():
  ans = 0
  n = int(input())
  l = list(map(int, input().split()))
  l.sort(reverse=True)
  for i in range(len(l)):
    if i % 2 == 0:
      ans += l[i]
    else:
      ans -= l[i]
  print(ans)

if __name__ == '__main__':
  main()
Buggy code:
n = int(input())
a = list(map(int, input().split()))
sorted(a, reverse=True)
alice = 0
bob = 0
flag_alice = True
for num in a:
    print(num)
    if flag_alice:
        alice += num
        flag_alice = False
    else:
        bob += num
        flag_alice = True
print(alice - bob)


Fixed code:
n = int(input())
a = list(map(int, input().split()))
a.sort(reverse=True)
alice = 0
bob = 0
flag_alice = True
for num in a:
    if flag_alice:
        alice += num
        flag_alice = False
    else:
        bob += num
        flag_alice = True
print(alice - bob)
Buggy code:
N = int(input())
a = sorted(map(int, input().split()))

print(sum(a[1::2])-sum(a[::2]))

Fixed code:
N = int(input())
a = sorted(map(int, input().split()))
 
print(abs(sum(a[1::2])-sum(a[::2])))
Buggy code:
n = int(input())

a = list(map(int, input().split()))
if len(a)%2 !=0:
  a.append(0)
  
a.sort()
d = 0

for i in range(n/2):
  d += a[2i+1] - a[2i]
 
print(d)


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

if n%2 != 0:
  a.append(0)
  n += 1
 
a.sort()
d = 0

for i in range(int(n/2)):
               d += a[2*i+1]-a[2*i]
           
print(d)
Buggy code:
N = int(input())
a = list(map(int, input().split()))
a.sort(reverse=True)
print(a)
alice = 0
bob = 0
for i in range(0, N):
    if i%2 == 0:
        alice += a[i]
    else:
        bob += a[i]

print(alice - bob)


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

a.sort()
a.reverse()

alice = 0
bob = 0
for i in range(0,n):
  if i%2 == 0:
    alice += a[i]
  else:
    bob += a[i]

print(alice - bob)
Buggy code:
n = int(input())
card = list(map(int,input().split()))
card = sorted(card,reverse=True)
alice = 0
bob = 0

print(card)
for i,who in enumerate(card):
    if i % 2 ==0:
        alice += who
    else:
        bob += who

print(alice-bob)


Fixed code:
n = int(input())
card = list(map(int,input().split()))
card = sorted(card,reverse=True)
alice = 0
bob = 0


for i,who in enumerate(card):
    if i % 2 ==0:
        alice += who
    else:
        bob += who

print(alice-bob)
Buggy code:
N = int(input())
a_list = list(map(int, input().split()))
a_list.sort(reverse=True)

Alice = 0
Bob = 0

print(a_list)

for i in range(len(a_list)):
    if i % 2 == 0:
        Alice += a_list[i]
    else:
        Bob += a_list[i]

print(Alice-Bob)


Fixed code:
N = int(input())
number = list(map(int, input().split()))

Alice = 0
Bob = 0

number.sort(reverse=True)

for i in range(N):
    if (i % 2) == 0:
        Alice += number[i]
    else:
        Bob   += number[i]

print(Alice - Bob)
Buggy code:
# -*- coding: utf-8 -*-

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

cards = sorted(a)
alice = cards[-1::-2]
bob = cards[-2::-2]

print(alice)
print(bob)
ans = sum(alice) - sum(bob)

print(ans)


Fixed code:
# -*- coding: utf-8 -*-

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

cards = sorted(a)
alice = cards[-1::-2]
bob = cards[-2::-2]

ans = sum(alice) - sum(bob)

print(ans)
Buggy code:
n=int(input())
A=[int(x) for x in input().split()]
B=sorted(A)
Alice=[]
Bob=[]
while len(B)!=0 or len(B)!=1:
  Alice.append(B[-1])
  B.pop()
  Bob.append(B[1-])
  B.pop()
if len(B)==1:
  Alice.append(B[0])
  B.pop()
print(sum(Alice)-sum(Bob))

Fixed code:
n=int(input())
A=[int(x) for x in input().split()]
B=sorted(A)
Alice=[]
Bob=[]
while len(B)!=0 and len(B)!=1:
  Alice.append(B[-1])
  B.pop()
  Bob.append(B[-1])
  B.pop()
if len(B)==1:
  Alice.append(B[0])
  B.pop()
print(sum(Alice)-sum(Bob))