qyliang/CodeNanoFix huggingface dataset:
Buggy code:
from bisect import bisect_left
 
N,M = map(int, input().split())
A = sorted([int(x) for x in input().split()])
 
while M > 0:
    x = A.pop(-1)
    x //= 2
    ind = bisect_left(A, x)
    M -= N - ind
    if ind < N-1:
        temp = [x] + [A[-i-1]//2 for i in range(min(M, N-1 - ind))]
        A = sorted(A[:N-len(temp)] + temp)
    else:
        A.insert(bisect_left(A, x), x)
 
print(sum(A))

Fixed code:
from bisect import bisect_left
 
N,M = map(int, input().split())
A = sorted([int(x) for x in input().split()])
 
while M > 0:
    x = A.pop(-1)
    x //= 2
    ind = bisect_left(A, x)
    M -= 1
    if ind < N-1:
        temp = [x] + [A[-i-1]//2 for i in range(min(M, N-1 - ind))]
        A = sorted(A[:N-len(temp)] + temp)
    else:
        A.insert(bisect_left(A, x), x)
    M -= N-1 - ind
 
print(sum(A))
Buggy code:
import heapq

N , M = map(int,input().split())
A = list(map(lambda x:-int(x),input().split()))

heapq.heapify(A)
for _ in range(M):
    largest = heapq.heappop(A)
    largest = -((-largest)//2)
    if largest != 0:
        heapq.heappush(A, largest)

print(-sum(A))

Fixed code:
import heapq

N , M = map(int,input().split())
A = list(map(lambda x:-int(x),input().split()))

heapq.heapify(A)
for _ in range(M):
    largest = heapq.heappop(A)
    largest = -((-largest)//2)
    heapq.heappush(A, largest)

print(-sum(A))
Buggy code:
import heapq

N,M = map(int, input().split())
A = [-int(n) for n in input().split()]

heapq.heapify(A)
for x in range(M):
	heapq.heappush(A, heapq.heappop(A)/2)

print(-int(sum(A)))


Fixed code:
import heapq

N,M = map(int, input().split())
A = [-int(n) for n in input().split()]

heapq.heapify(A)
for x in range(M):
	heapq.heappush(A, heapq.heappop(A)/2)
A_int = map(int, A)
print(-sum(A_int))
Buggy code:
import math
import heapq

N, M = list(map(int, input().split()))
A = list(map(lambda a: -int(a), input().split()))
A.sort()
heapq.heapify(A)

for i in range(M):
  a = heapq.heappop(A)
  a =/ 2.0
  heapq.heappush(A, a)

amount = 0
for a in A:
  amount += math.floor(-a)
print(amount)


Fixed code:
import math
import heapq

N, M = list(map(int, input().split()))
A = list(map(lambda a: -int(a), input().split()))
A.sort()
heapq.heapify(A)

for i in range(M):
  a = heapq.heappop(A)
  a = -(-a / 2.0)
  heapq.heappush(A, a)

amount = 0
for a in A:
  amount += math.floor(-a)
print(amount)
Buggy code:
import heapq

N,M = map(int,input().split())

A = [int(i)*-1 for i in input().split()]
heapq.heapify(A)

for _ in range(M):
  max = heapq.heappop(A)
  heapq.heappush(A,max//2)





print(sum(A)*-1)  




Fixed code:
import heapq

N,M = map(int,input().split())

A = [int(i)*-1 for i in input().split()]
heapq.heapify(A)

for _ in range(M):
  max = heapq.heappop(A) * -1
  heapq.heappush(A,(max//2)*-1)





print(sum(A)*-1)
Buggy code:
N, M = map(int, input().rstrip().split())
S = list(map(int, input().rstrip().split()))
S = [-x for x in S]
import heapq
heapq.heapify(S)

for i in range(M):
    val = heapq.heappop(S) / 2
    heapq.heappush(S, val)
print(-int(sum(S)))

Fixed code:
N, M = map(int, input().rstrip().split())
S = list(map(int, input().rstrip().split()))
S = [-x for x in S]
import heapq
heapq.heapify(S)

for i in range(M):
    val = int(heapq.heappop(S) / 2)
    heapq.heappush(S, val)
print(-sum(S))
Buggy code:
def main():
  from heapq import heapify,heappush,heappop
  n,m,*a=[-int(i)for i in open(0).read().split()]
  heapify(a)
  for _ in range(m):heappush(a,0--heappop(a)//2)
  print(-sum(a))
main()

Fixed code:
def main():
  from heapq import heapify,heappush,heappop
  n,m,*a=[-int(i)for i in open(0).read().split()]
  heapify(a)
  for _ in range(-m):heappush(a,0--heappop(a)//2)
  print(-sum(a))
main()
Buggy code:
import heapq

N,M = map(int, input().split())
L = [-int(i) for i in input().split()]
heapq.heapify(L)


print(L)


for i in range(M):
    h = -(-heapq.heappop(L) // 2)
 
    heapq.heappush(L,h)

print(-sum(L))

Fixed code:
import heapq

N,M = map(int, input().split())
L = [-int(i) for i in input().split()]
heapq.heapify(L)



for i in range(M):
    h = -(-heapq.heappop(L) // 2)
 
    heapq.heappush(L,h)

print(-sum(L))
Buggy code:
import heapq
n,m=map(int,input().split())
a=list(map(int,input().split()))
for i in a:
  i*=-1
heapq.heapify(a)
for _ in range(m):
  t=heapq.heappop(a)
  heapq.heappush(a,(-1)*(-t//2))
print(-sum(a))

Fixed code:
import heapq
n,m=map(int,input().split())
a=list(map(int,input().split()))
for i in range(n):
  a[i]=-a[i]
heapq.heapify(a)
for _ in range(m):
  t=heapq.heappop(a)
  heapq.heappush(a,(-1)*(-t//2))
print(-sum(a))
Buggy code:
from heapq import heappop,heappush,heapify
import sys
input = sys.stdin.readline

n, m = map(int, input().split())
a = list(map(int, input().split()))
a_minus = [-x for x in a]
heapq.heapify(a_minus)

pop = lambda: -heappop(a_minus)
push = lambda x: heappush(a_minus,-x)

for _ in range(m):
    x = pop()
    push(x//2)

print(-sum(a_minus))


Fixed code:
from heapq import heappop,heappush,heapify
import sys
input = sys.stdin.readline

n, m = map(int, input().split())
a = list(map(int, input().split()))
a_minus = [-x for x in a]
heapify(a_minus)

pop = lambda: -heappop(a_minus)
push = lambda x: heappush(a_minus,-x)

for _ in range(m):
    x = pop()
    push(x//2)

print(-sum(a_minus))
Buggy code:
import heapq

n,m = map(int,input().split())
a = list(map(int,input().split()))


while m > 0 :
  m -= 1
  heapq.heapify(a)
  heapq.heappush(a, heapq.heappop(a) // 2)

print(sum(a))



Fixed code:
import heapq

n,m = map(int,input().split())
a = list(map(lambda x : int(x) * (-1),input().split()))

heapq.heapify(a)

while m > 0 :
  m -= 1
  heapq.heappush(a, -(-heapq.heappop(a) // 2))

print(-sum(a))
Buggy code:
import heapq
n, m = map(int, input().split())
a = list(map(lambda x: int(x) * (-1), a))
heapq.heapify(a)
for _ in range(m):
    min = ((heapq.heappop(a) * (-1)) // 2) * (-1)
    heapq.heappush(a, min)
print(sum(a)*(-1))

Fixed code:
import heapq
n, m = map(int, input().split())
a = list(map(int, input().split()))
a = list(map(lambda x: x * (-1), a))
heapq.heapify(a)
for _ in range(m):
    min = ((heapq.heappop(a) * (-1)) // 2) * (-1)
    heapq.heappush(a, min)
print(sum(a)*(-1))
Buggy code:
import heapq

n, m = map(int, input().split())
*a, = map(int, input().split())

ans = []
for i in range(n):
    heapq.heappush(ans, -a[i])

for i in range(m):
    temp = heapq.heappop(ans)
    heapq.heappush(ans, temp//2)
print(-sum(ans))

Fixed code:
import heapq

n, m = map(int, input().split())
*a, = map(int, input().split())

ans = []
for i in range(n):
    heapq.heappush(ans, -a[i])

for i in range(m):
    temp = -heapq.heappop(ans)
    heapq.heappush(ans, -(temp//2))

print(-sum(ans))
Buggy code:
import heapq 
h = []

N,M = list(map(int,input().split()))
A = list(map(int,input().split()))
for a in A:
  heapq.heappush(h, -a)

start = heapq.heappop(h)
for i in range(M):
  start = heapq.heappushpop(h,start//2)
print(-(sum(h)+start))

Fixed code:
import heapq 
h = []

N,M = list(map(int,input().split()))
A = list(map(int,input().split()))
for a in A:
  heapq.heappush(h, -a)

start = heapq.heappop(h)
for i in range(M):
  start = heapq.heappushpop(h, -((-start)//2))

print(-(sum(h)+start))
Buggy code:
import heapq

N,M = map(int, input().split())
List=list(map(-int,input().split()))

heapq.heapify(List)

for i in range(M):
  a = (-heapq.heappop(List)) // 2
  heapq.heappush(List, -a)
  
print(int(sum(List)))

Fixed code:

N, M = map(int,input().split())
A = list(-int(i) for i in input().split())
import heapq

heapq.heapify(A)
for _ in range(M):
    a = heapq.heappop(A)//(-2)
    heapq.heappush(A,-a)

print(-sum(A))
Buggy code:
import queue
q = queue.PriorityQueue()
N, M = list(map(int, input().split()))
A = list(map(int, input().split()))
for a in A:
  q.put((-a, a))

while M > 0:
  item = q.get()
  if item[1] == 0:
    break
  q.put((-item[1]//2, item[1]//2))
  M -= 1

result = 0
while not q.empty():
  result += q.get()[1]a
print(result)

Fixed code:
import queue
MAXIMUM = 10 ** 10
q = queue.PriorityQueue()
N, M = list(map(int, input().split()))
A = list(map(int, input().split()))
for a in A:
  q.put((-a, a))

while M > 0:
  item = q.get()
  if item[1] == 0:
    break
  q.put((-int(item[1]/2), int(item[1]/2)))
  M -= 1

result = 0
while not q.empty():
  result += q.get()[1]
print(result)
Buggy code:
import heapq
n, m = map(int, input().split())
lis = list(map(int,input().split()))
for i in range(n):
  lis[i] *= -1
print(lis)
lis.sort(reverse=True)
heapq.heapify(lis)
for m in range(m):
  a = -(-heapq.heappop(lis) // 2)
  heapq.heappush(lis, a)
print(-sum(lis))

Fixed code:
import heapq
n, m = map(int, input().split())
lis = list(map(int,input().split()))
for i in range(n):
  lis[i] *= -1
lis.sort(reverse=True)
heapq.heapify(lis)
for m in range(m):
  a = -(-heapq.heappop(lis) // 2)
  heapq.heappush(lis, a)
print(-sum(lis))
Buggy code:
n, m = map(int, input().split())
a = list(map(lambda x: int(x) * (-1), input().split()))
heapq.heapify(a)
for _ in range(m):
    tmp_min = heapq.heappop(a)
    heapq.heappush(a, (-1)*(-tmp_min//2))
print(-sum(a))

Fixed code:
import heapq
n, m = map(int, input().split())
a = list(map(lambda x: int(x) * (-1), input().split()))
heapq.heapify(a)
for _ in range(m):
    tmp_min = heapq.heappop(a)
    heapq.heappush(a, (-1)*(-tmp_min//2))
print(-sum(a))
Buggy code:
import heapq
N ,M = list(map(int,input().split()))
A = [int(x) for x in input().split()]
h = []
for i in range(N):
  heapq.heappush(h,-A[i])
for i in range(M):
  x = heapq.heappop(h)
  heapq.heappush(h,x//2)
print(-sum(h))

Fixed code:
import heapq
N, M = list(map(int,input().split()))
h = []
for x in input().split():
  heapq.heappush(h, -int(x))
for i in range(M):
  x = -heapq.heappop(h)
  x //= 2
  heapq.heappush(h,-x)
print(-sum(h))
Buggy code:
from heapq import heappush, heappop

n, m = map(int, input().split())
A = input().split()
hq = []
for a in A:
    heappush(hq, -1 * int(a))

for _ in range(m):
    tmp = -1 * heappop(hq)
    print(hq)
    heappush(hq, -1 * (tmp // 2))

print(-sum(hq))

Fixed code:
from heapq import heappush, heappop

n, m = map(int, input().split())
A = input().split()
hq = []
for a in A:
    heappush(hq, -1 * int(a))

for _ in range(m):
    tmp = -1 * heappop(hq)
    heappush(hq, -1 * (tmp // 2))

print(-sum(hq))
Buggy code:
import heapq

n, m = map(int, input().split())
a = []
#a = list(map(int, input().split()))
#a = list(reversed(sorted(a)))
#heapq.heapify(a)
for i in input().split():
    heapq.heappush(a, -int(i))

ans = 0

for i in range(len(a)):
    while True:
        if m <= 0:
            break

        maxV = heapq.heappop(a)
#        print('maxV: ' + str(maxV))
        heapq.heappush(a, maxV // 2)
        m -= 1
        # print('m: ' + str(m))
        # print('a: ' + str(a))
ans = -sum(a)
print(ans)


Fixed code:
import heapq

n, m = map(int, input().split())
a = []
#a = list(map(int, input().split()))
#a = list(reversed(sorted(a)))
#heapq.heapify(a)
for i in input().split():
    heapq.heappush(a, -int(i))

ans = 0

for i in range(len(a)):
    while True:
        if m <= 0:
            break

        maxV = heapq.heappop(a)
#        print('maxV: ' + str(maxV))
        heapq.heappush(a, -(-maxV // 2))
        m -= 1
        # print('m: ' + str(m))
        # print('a: ' + str(a))
ans = -sum(a)
print(ans)
Buggy code:
from heapq import heappush, heappop
N, M = map(int, inputs[0].split())
A = list(map(int, inputs[1].split()))

queue = []
for a in A:
    heappush(queue, -a)

for _ in range(M):
    heappush(queue, -(-heappop(queue) // 2))
print(-sum(queue))

Fixed code:
import sys
inputs = sys.stdin.readlines()

from heapq import heappush, heappop
N, M = map(int, inputs[0].split())
A = list(map(int, inputs[1].split()))

queue = []
for a in A:
    heappush(queue, -a)

for _ in range(M):
    heappush(queue, -(-heappop(queue) // 2))
print(-sum(queue))
Buggy code:
import heapq

N, M = map(int, input().split())

A = list(map(int, input().split()))
A = list(map(lambda x:x*(-1), A))

heapq.heapify(A)

for i in range(M):
    x = heapq.heappop(A)
    heapq.heappush(A, x//2)

print(sum(A)*(-1))

Fixed code:
import heapq

N, M = map(int, input().split())

A = list(map(int, input().split()))
A = list(map(lambda x:x*(-1), A))

heapq.heapify(A)

for i in range(M):
    x = (heapq.heappop(A))*(-1)
    heapq.heappush(A, -(x//2))

print(sum(A)*(-1))
Buggy code:

import heapq


class MaxHeap(object):
    def __init__(self, x):
        self.heap = [-e for e in x]
        heapq.heapify(self.heap)

    def push(self, value):
        heapq.heappush(self.heap, -value)

    def pop(self):
        return -heapq.heappop(self.heap)

N, M = list(map(lambda x:int(x), input().split(' ')))
l = list(map(lambda x:int(x), input().split(' ')))

print(N, M)
print(l)

maxheap = MaxHeap(l)

WARI = 0.5
for _ in range(0, M):
    v = int(maxheap.pop() * WARI)
    maxheap.push(v)

print(SUM)

Fixed code:

import heapq


class MaxHeap(object):
    def __init__(self, x):
        self.heap = [-e for e in x]
        heapq.heapify(self.heap)

    def push(self, value):
        heapq.heappush(self.heap, -value)

    def pop(self):
        return -heapq.heappop(self.heap)

N, M = list(map(lambda x:int(x), input().split(' ')))
l = list(map(lambda x:int(x), input().split(' ')))

maxheap = MaxHeap(l)

WARI = 0.5
for _ in range(0, M):
    v = int(maxheap.pop() * WARI)
    maxheap.push(v)

SUM = 0
for _ in range(0, N):
    SUM += maxheap.pop()

print(SUM)
Buggy code:
# D - Powerful Discount Tickets

import heapq

N, M = map(int, input().split())
A = [int(a) * -1 for a in input().split()]
heapq.heapify(A)

for i in range(M):
    price = heapq.heappop(A) // 2
    heapq.heappush(A, price)

print(sum(A) * -1)


Fixed code:
# D - Powerful Discount Tickets

import heapq

N, M = map(int, input().split())
A = [int(a) * -1 for a in input().split()]
heapq.heapify(A)

for i in range(M):
    price = heapq.heappop(A)
    price = -1 * ((-1 * price) // 2)
    heapq.heappush(A, price)

print(sum(A) * -1)
Buggy code:
import heapq
n, m = map(int, input().split())

a = list(map(lambda x: -int(x), input().split()))
heapq.heapqify(a)

for i in range(m):
    heapq.heappush(a, int(heapq.heappop(a)/2))

print(-sum(a))

Fixed code:
import heapq
n, m = map(int, input().split())

a = list(map(lambda x: -int(x), input().split()))
heapq.heapify(a)

for i in range(m):
    heapq.heappush(a, int(heapq.heappop(a)/2))

print(-sum(a))
Buggy code:
import sys
import heapq
input=sys.stdin.readline
n,m=map(int,input().split())
a=list(map(lambda x:int(x)*(-1),input().split()))
heapq.heapify(a)
for _ in range(m):
    heapq.heappush(a,heapq.heappop(a)/2)
print(int(sum(a)*(-1)))

Fixed code:
import sys
import heapq
input=sys.stdin.readline
n,m=map(int,input().split())
a=list(map(lambda x:int(x)*(-1),input().split()))
heapq.heapify(a)
for _ in range(m):
    mina=int(heapq.heappop(a)/2)
    heapq.heappush(a,mina)
print(sum(a)*(-1))
Buggy code:
from heapq import heapify, heappop, heappush

n, m = map(int, input().split())
a = list(map(int, input().split()))

for i in range(n):
    a[i] *= -1
heapify(a)
print(a)
for i in range(m):
    maxa = heappop(a)
    heappush(a, -(-maxa//2))
print(a)
print(-(sum(a)))

Fixed code:
from heapq import heapify, heappop, heappush

n, m = map(int, input().split())
a = list(map(int, input().split()))

for i in range(n):
    a[i] *= -1
heapify(a)
#print(a)
for i in range(m):
    maxa = heappop(a)
    heappush(a, -(-maxa//2))
#print(a)
print(-(sum(a)))
Buggy code:
import sys
def input(): return sys.stdin.readline().rstrip()
import heapq

N, M = map(int,input().split())
A = list(map(lambda x:int(x) * (-1),input().split()))
heapq.heapify(A)

for i in range(M):
    a = heapq.heappop(A)
    a *= -1
    a /= 2
    a *= -1    
    heapq.heappush(A,a)

price = 0
for a in A:
    price += (-1) * a

print(price)

Fixed code:
import sys
def input(): return sys.stdin.readline().rstrip()
import heapq

N, M = map(int,input().split())
A = list(map(lambda x:int(x) * (-1),input().split()))
heapq.heapify(A)

for i in range(M):
    a = heapq.heappop(A)
    a *= -1
    a //= 2
    a *= -1    
    heapq.heappush(A,a)

print(-sum(A))
Buggy code:
import heapq

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

for i in range(m):
    maximum = heapq.heappop(a)
    heapq.heappush(a, (-1)*(-maximum)//2)
print(-sum(a))

Fixed code:
import heapq

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

for i in range(m):
    maximum = heapq.heappop(a)
    heapq.heappush(a, (-1)*(-maximum//2))
print(-sum(a))
Buggy code:
import heapq

n,m = map(int,input().split())
price = [-int(i) for i in input().split()]

heapq.heapify(price)
for i in range(m):
    a = heapq.heappop(price)//2
    heapq.heappush(price,a)
print(-sum(price))
    

Fixed code:
import heapq

n,m = map(int,input().split())
price = [-int(i) for i in input().split()]

heapq.heapify(price)
# print(price)
for i in range(m):
    # print(i+1)
    a = int(heapq.heappop(price)/2)
    heapq.heappush(price,a)
    # print(price)
print(-sum(price))
Buggy code:
import heapq

n,m=map(int,input().split())
a=list(map(int,input().split()))
a=list(map(lambda x: int(x)*(-1) , a))
heapq.heapify(a)
for i in range(m):
  x=heapq.heappop(a)*(-1)
  heapq.heappush(a,-1*(x//2))
print(sum(a))

Fixed code:
import heapq

n, m = map(int, input().split())
a = list(map(lambda x: -int(x), input().split()))
heapq.heapify(a)
for i in range(m):
    x = heapq.heappop(a)
    heapq.heappush(a, -1 * (-x // 2))
print(-1 * sum(a))
Buggy code:
N,M = map(int, input().split())
A = list(map(int, input().split()))

A = A.sort(reverse=True)
l = len(A)

if N>=2:
  while M>=1:
    div = A[0]//2
    
    for i in range(l):
      if A[i]>=div:
        if M>=1:
          A[i] = A[i]//2
        else:
          break
      else:
        break
 
  print(sum(A))
else:
    i=1
    while 2**(i+1)<=A[0]:
      i+=1
    if M>=i:
      print(0)
    else:
      print(A[0]//2**M)

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

l = len(A)

if N>=2:
  while M>=1:
    A.sort(reverse=True)
    div = A[0]//2
    
    for i in range(l):
      if A[i]>=div:
        if M>=1:
          A[i] = A[i]//2
          M -= 1
        else:
          break
      else:
        break
 
  print(sum(A))
else:
    i=1
    while 2**(i+1)<=A[0]:
      i+=1
    if M>=i:
      print(0)
    else:
      print(A[0]//2**M)
Buggy code:
N=int(input())
S=input()

lb=-1
rb=N+1
while rb-lb>1:
    mid=(lb+rb)//2
    f=0
    se=set()
    x=0
    for i,s in enumerate(S[:mid]):
        x+=pow(26,i)*(ord(s)-ord('a'))
    se.add(x)
    m=pow(26,mid-1)
    for i,s in enumerate(S[mid:]):
        x-=ord(S[i])
        x//=26
        x+=m*(ord(s)-ord('a'))
        if x in se:
            f=1
            break
        else:
            se.add(x)
    if f:
        lb=mid
    else:
        rb=mid
print(lb)


Fixed code:
N=int(input())
S=input()

lb=0
rb=N+1
while rb-lb>1:
    mid = (lb + rb) // 2
    x = 0
    for i, s in enumerate(S[:mid]):
        x += pow(26, i) * (ord(s) - ord('a'))
    m = pow(26, mid - 1)
    a = [x]
    for i, s in enumerate(S[mid:]):
        x -= ord(S[i]) - ord('a')
        x //= 26
        x += m * (ord(s) - ord('a'))
        a += [x]
    f = 0
    se = set([])
    for i, x in enumerate(a):
        if i >= mid:
            se.add(a[i - mid])
        if x in se:
            f = 1
            break
    if f:
        lb=mid
    else:
        rb=mid
print(lb)
Buggy code:
def z_algorithm(s):
    res = [0 for _ in range(len(s))]
    res[0] = len(s)
    i, j = 1, 0
    while i < len(s):
        while i + j < len(s) and s[j] == s[i + j]:
            j += 1
        res[i] = j
        if j == 0:
            i += 1
            continue
        k = 1
        while k < j and k + res[k] < j:
            res[i + k] = res[k]
            k += 1
        i += k
        j -= k
    return res

N = int(input())
S = input()

res = 0

for i in range(N):
    z = z_algorithm(S[i:])
    print(z)
    for j in range(N - i):
        if j <= (N - i) // 2:
            continue
        res = max(res, z[j])

print(res)

Fixed code:
def z_algorithm(s):
    res = [0 for _ in range(len(s))]
    res[0] = len(s)
    i, j = 1, 0
    while i < len(s):
        while i + j < len(s) and s[j] == s[i + j]:
            j += 1
        res[i] = j
        if j == 0:
            i += 1
            continue
        k = 1
        while k < j and k + res[k] < j:
            res[i + k] = res[k]
            k += 1
        i += k
        j -= k
    return res

N = int(input())
S = input()

res = 0

for i in range(N):
    z = z_algorithm(S[i:])
    for j in range(N - i):
        res = max(res, min(j, z[j]))

print(res)
Buggy code:

N = int(input())
S = list(input())
dp = [[0]*(N) for _ in range(N)]
for i in range(N):
  if S[-1] == S[i]:
    dp[-1][i] = 1
    dp[i][-1] = 1
  
for i in range(N-2, -1, -1):
  for j in range(N-2, -1, -1):
    if S[i] == S[j]:
      dp[i][j] = dp[i+1][j+1] + 1
    else:
      dp[i][j] = max(dp[i+1][j], dp[i][j+1], dp[i+1][j+1])
  
ans = 0
for i in range(N):
  for j in range(N):
    l = N - j
    if i + l <= j:
      ans = max(ans, dp[i][j])
print(ans)

Fixed code:
N = int(input())
S = list(input())
dp = [[0]*(N) for _ in range(N)]
for i in range(N):
  if S[-1] == S[i]:
    dp[-1][i] = 1
    dp[i][-1] = 1
  

for i in range(N-2, -1, -1):
  for j in range(N-2, -1, -1):
    if S[i] == S[j]:
      dp[i][j] = dp[i+1][j+1] + 1
ans = 0
for i in range(N):
  for j in range(N):
    if i + dp[i][j] <= j:
      ans = max(ans, dp[i][j])
print(ans)
Buggy code:
n = int(input())
s = input()
def z_algorithm(s):
    ls = len(s)
    Z = [0] * ls
    Z[0] = ls
    i, j = 1, 0
    while i < ls:
        while i + j < ls and s[j] == s[i+j]:
            j += 1
        Z[i] = j
        if j == 0:
            i += 1
            continue
        k = 1
        while i + k < ls and k + Z[k] < j:
            Z[i + k] = Z[k]
            k += 1
        i += k
        j -= k
    return Z

ans = 0
for i in range(n-1):
    z = z_algorithm(s[i:])
    ans = max(ans, max(z[1:]))

print(ans)

Fixed code:
def z_algorithm(s):
    n = len(s)
    z = [0 for i in range(n)]
    z[0] = n
    i, j = 1, 0
    while i < n:
        while i+j < n and s[j] == s[i+j]:
            j += 1
        z[i] = j
        if j == 0:
            i += 1
            continue
        k = 1
        while k < j and k + z[k] < j:
            z[i+k] = z[k]
            k += 1
        i += k
        j -= k
    return z

n = int(input())
s = input()

ans = 0
for i in range(n):
    z = z_algorithm(s[i:])
    for j in range(len(z)):
        if z[j] <= j:
            ans = max(ans, z[j])
print(ans)
Buggy code:
N = int(input())
S = input()

def solve(SS):
	n = len(SS)
	Z = [0] * n
	Z[0] = n
	i, j = 1, 0
	while i < n:
		while (i + j < n) and (SS[j] == SS[i + j]):
			j += 1
		Z[i] = j
		if j == 0:
			i += 1
			continue
		else:
			k = 1
			while (i + k < n) and (k + Z[k] < j):
				Z[i + k] = Z[k]
				k += 1
			i += k
			j -= k

	out = 0
	for i in range(n):
		tmp = min(Z[i], i + 1)
		out = max(out, tmp)
	return out

ans = 0
for i in range(N):
	ans = max(ans, solve(S[i:]))

print(ans)

Fixed code:
N = int(input())
S = input()

def solve(SS):
	n = len(SS)
	Z = [0] * n
	Z[0] = n
	i, j = 1, 0
	while i < n:
		while (i + j < n) and (SS[j] == SS[i + j]):
			j += 1
		Z[i] = j
		if j == 0:
			i += 1
			continue
		else:
			k = 1
			while (i + k < n) and (k + Z[k] < j):
				Z[i + k] = Z[k]
				k += 1
			i += k
			j -= k

	out = 0
	for i in range(n):
		tmp = min(Z[i], i)
		out = max(out, tmp)
	return out

ans = 0
for i in range(N):
	ans = max(ans, solve(S[i:]))

print(ans)
Buggy code:
def main():
  n=int(input())
  s=input()
  dp=[[0]*(n+1) for i in range(n+1)]
  for i in range(n-1,-1,-1):
    for j in range(n-1,i,-1):
      if s[i]==s[j]:
        dp[i][j]=dp[i+1][j+1]+1
  for i in dp:
    print(i)
  
  ans=0
  for i in range(n-1):
    for j in range(i+1,n):
      ans=max(ans,min(j-i,dp[i][j]))
  print(ans)      
        

if __name__=='__main__':
  main()

Fixed code:
def main():
    n = int(input())
    s = input()
    dp = [[0]*(n+1) for i in range(n+1)]
    ans = 0
    for i in range(n-1)[::-1]:
        for j in range(i+1,n)[::-1]:
            if s[i] == s[j]:
                dp[i][j] = max(dp[i][j], dp[i+1][j+1] + 1)
                ans = max(ans, min(dp[i][j],j-i))
    print(ans)
main()