qyliang/CodeNanoFix huggingface dataset:
Buggy code:
import sys
import os
import math
import string

ii = lambda: int(sys.stdin.buffer.readline().rstrip())
il = lambda: list(map(int, sys.stdin.buffer.readline().split()))
fl = lambda: list(map(float, sys.stdin.buffer.readline().split()))
iln = lambda n: [int(sys.stdin.buffer.readline().rstrip()) for _ in range(n)]

iss = lambda: sys.stdin.buffer.readline().decode().rstrip()
sl = lambda: list(map(str, sys.stdin.buffer.readline().decode().split()))
isn = lambda n: [sys.stdin.buffer.readline().decode().rstrip() for _ in range(n)]

lcm = lambda x, y: x * y / math.gcd(x, y)

MOD = 10 ** 9 + 7
MAX = float('inf')

def main():
    if os.getenv("LOCAL"):
        sys.stdin = open("input.txt", "r")

    N = ii()
    A = il()
    ret = {}
    for i, v in enumerate(A):
        ret[i] = abs(v - (i + 1))

    ret = sorted(ret.items(), key=lambda x:x[1])
    md = ret[len(ret)//2][1]

    ans = 0
    for r in ret:
        ans += abs(r[1] - md)
    print(ans)


if __name__ == '__main__':
    main()


Fixed code:
import sys
import os
import math
import string

ii = lambda: int(sys.stdin.buffer.readline().rstrip())
il = lambda: list(map(int, sys.stdin.buffer.readline().split()))
fl = lambda: list(map(float, sys.stdin.buffer.readline().split()))
iln = lambda n: [int(sys.stdin.buffer.readline().rstrip()) for _ in range(n)]

iss = lambda: sys.stdin.buffer.readline().decode().rstrip()
sl = lambda: list(map(str, sys.stdin.buffer.readline().decode().split()))
isn = lambda n: [sys.stdin.buffer.readline().decode().rstrip() for _ in range(n)]

lcm = lambda x, y: x * y / math.gcd(x, y)

MOD = 10 ** 9 + 7
MAX = float('inf')

def main():
    if os.getenv("LOCAL"):
        sys.stdin = open("input.txt", "r")

    N = ii()
    A = il()
    ret = {}
    for i, v in enumerate(A):
        ret[i] = v - (i + 1)

    ret = sorted(ret.items(), key=lambda x:x[1])
    md = ret[len(ret)//2][1]

    ans = 0
    for r in ret:
        ans += abs(r[1] - md)
    print(ans)


if __name__ == '__main__':
    main()
Buggy code:
n = int(input())
a = list(map(int,input().split()))
b = [x-i-1 for x,i in zip(a,range(n))]
print(sum([x-b[n//2] for x in b]))

Fixed code:
n = int(input())
a = list(map(int,input().split()))
b = sorted([x-i-1 for x,i in zip(a,range(n))])
print(sum([abs(x-b[n//2]) for x in b]))
Buggy code:
import statistics

N = int(input())
A = [int(i) for i in input().split()]
B = [A[i] - (i+1) for i in range(N)]
B.sort()
b = statistics.median(B)
sum = 0
for i in range(N):
    sum += B[i] - b
print(sum)

Fixed code:
import statistics

N = int(input())
A = [int(i) for i in input().split()]
B = [(A[i] - (i+1)) for i in range(N)]
b = statistics.median(B)
sum = 0
for i in range(N):
    sum += abs(B[i] - b)
print(int(sum))
Buggy code:
N = int(input())
A = list(map(int, input().split()))

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

A.sort()

median = A[N//2]

for i in range(N):
    A[i] -= median
print(sum(A))

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

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

A.sort()
median = A[N//2]

for i in range(N):
    A[i] -= median
    A[i] = abs(A[i])
print(sum(A))
Buggy code:
import numpy as np
n = int(input())
a = np.array(list(map(int, input().split())))
b = a - np.arange(1, n+1)
print(int(np.median(b)))

Fixed code:
import numpy as np
n = int(input())
a = np.array(list(map(int, input().split()))) - np.arange(1, n+1)
b = int(np.median(a))
print(int(np.sum(np.abs(a - b))))
Buggy code:
n = int(input())
a = list(map(int,input().split()))

li = []

for i in range(n):
    memo = a[i]-(i+1)
    li.append(memo)

li.sort()

memo = len(li)
memo2 = li[memo//2]

li2 = [memo2 for i in range(len(li))]
li = li + li2

ttl = 0
for i in range(n):
    ttl += abs(li[i])

print(ttl)


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

li = []

for i in range(n):
    memo = a[i]-(i+1)
    li.append(memo)

li.sort()
#print(li)
memo = len(li)
memo2 = li[memo//2]

li2 = [-(memo2) for i in range(len(li))]
for i in range(n):
    li[i] = li[i] + li2[i]
#print(li)
ttl = 0
for i in range(n):
    ttl += abs(li[i])

print(ttl)
Buggy code:
n = int(input())
a = list(map(int, input().split()))
a = [a[i] - (i+1) for i in range(len(a))]

import statistics
b = statistics.median(a)
ans = sum([abs(i-b) for i in a])
print(ans)

Fixed code:
n = int(input())
a = list(map(int, input().split()))
a = [a[i] - (i+1) for i in range(len(a))]

import statistics
b = int(statistics.median(a))
ans = sum([abs(i-b) for i in a])
print(ans)
Buggy code:
n = int(input())
a = list(map(int, input().split()))

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

if n % 2 == 1:
    median = a[n // 2]
else:
    median = (a[n//2] + a[n//2+1]) // 2

ans = 0
for i in range(n):
    ans += abs(a[i] - median)

print(ans)

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

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

a.sort()

if n % 2 == 1:
    median = a[n // 2]
else:
    median = (a[n//2 - 1] + a[n//2]) // 2

ans = 0
for i in range(n):
    ans += abs(a[i] - median)

print(ans)
Buggy code:
from statistics import median
N = int(input())
A = list(map(int, input().split()))
B = list()
sad = 0

for i in range(N):
  B.append(A[i]-i)

b = median(B)

for i in range(N):
  sad = sad + abs(A[i] - (b+i))

print(int(sad))
print(median(A))

Fixed code:
from statistics import median
N = int(input())
A = list(map(int, input().split()))
B = list()
sad = 0

for i in range(N):
  B.append(A[i]-i)

b = median(B)

for i in range(N):
  sad = sad + abs(A[i] - (b+i))

print(int(sad))
Buggy code:
import math
n = int(input())
ls = list(map(int,input().split()))
bs = [ls[i]-i-1 for i in range(n)]
bs.sort()
print(bs)
if n %2 ==0:
    a = round(n/2)
    #print(a)
    can = [bs[a],bs[a-1]]
elif n ==1:
    can = [bs[0],bs[0]]
else:
    a = math.floor(n/2)
    #print(a)
    can = [bs[a+1],bs[a-1]]

#print(can)
result = 10**10
for k in range(can[1],can[0]+1,1):
    ans =0
    for kn in bs:
        ans += abs(kn-k)
    
    result = min(result, ans)
print(result)     

Fixed code:
import math
n = int(input())
ls = list(map(int,input().split()))
bs = [ls[i]-i-1 for i in range(n)]
bs.sort()
#print(bs)
if n %2 ==0:
    a = round(n/2)
    #print(a)
    can = [bs[a],bs[a-1],math.floor((bs[a] +bs[a-1])/2),math.ceil((bs[a] +bs[a-1])/2)]
elif n ==1:
    can = [bs[0],bs[0]]
else:
    a = math.floor(n/2)
    #print(a)
    can = [bs[a+1],bs[a-1],bs[a]]

#print(can)
result = 10**27
for k in can:
    ans =0
    for kn in bs:
        ans += abs(kn-k)
    #print(ans)
    result = min(result, ans)
    
print(result)
Buggy code:
import statistics
n=int(input())
L=list(map(int, input().split()))
LL=[L[i]-i-1 for i in range(n)]
m=statistics.median(LL)
LLL=[abs(LL[i]-m) for i in range(n)]
print(sum(LLL))

Fixed code:
import statistics
n=int(input())
L=list(map(int, input().split()))
LL=[L[i]-i-1 for i in range(n)]
m=statistics.median_low(LL)
LLL=[abs(LL[i]-m) for i in range(n)]
print(sum(LLL))
Buggy code:
import sys
import numpy as np


def main():
  readline = sys.stdin.readline
  
  n = int(readline().rstrip())
  a = np.array(
    tuple(int(a_i) for a_i in readline().rstrip().split())
  )
  
  b = int(np.median(a - np.arange(1, n + 1)))
  
  print(b)
  

if __name__ == "__main__":
  main()


Fixed code:
import sys
import numpy as np


def main():
  readline = sys.stdin.readline
  
  n = int(readline().rstrip())
  a = np.array(
    tuple(int(a_i) for a_i in readline().rstrip().split())
  )
  
  b = int(np.median(a - np.arange(1, n + 1)))
  
  print(np.sum(np.abs(a - np.arange(1, n + 1) - b)))
  

if __name__ == "__main__":
  main()
Buggy code:
import sys
import statistics
input = sys.stdin.readline

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

for i in range(N):
    A[i] -= i + 1
A = sorted(A)
med = statistics.median(A)

ans = 0
for i in range(N):
    ans += abs(A[i] - med)
print(ans)

Fixed code:
import sys
import statistics
input = sys.stdin.readline

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

for i in range(N):
    A[i] -= i + 1
A = sorted(A)
med = A[N // 2]

ans = 0
for i in range(N):
    ans += abs(A[i] - med)
print(ans)
Buggy code:
n = int(input())
a = list(map(int, input().split()))
total = 0
for i in range(n):
    a[i] = a[i] - (i + 1)
if n % 2 == 0:
    ave = a[int(n/2)]
    for i in range(n):
        total += abs(a[i] - ave)
    print(total)
else:
    total2 = 0
    ave = a[int(n/2)]
    for i in range(n):
        total += abs(a[i] - ave)
    ave = a[int((n + 1)/2)]
    for i in range(n):
        total2 += abs(a[i] - ave)
    if total2 >= total:
        print(total2)
    else:
        print(total)

Fixed code:
n = int(input())
a = list(map(int, input().split()))
total = 0
for i in range(n):
    a[i] = a[i] - (i + 1)
if n == 1:
    print(0)
    exit()
a.sort()
if n % 2 == 0:
    ave = a[int(n/2)]
    for i in range(n):
        total += abs(a[i] - ave)
    print(total)
else:
    total2 = 0
    ave = a[int(n/2)]
    for i in range(n):
        total += abs(a[i] - ave)
    ave = a[int((n + 1)/2)]
    for i in range(n):
        total2 += abs(a[i] - ave)
    if total2 >= total:
        print(total)
    else:
        print(total2)
Buggy code:
# coding: utf-8
# Your code here!
 
import statistics
 
N = int(input())
A = list(map(int, input().rstrip().split(' ')))
 
A_dash = sorted([x - i - 1 for i, x in enumerate(A)])
med = statistics.median(A_dash)

print(sum([abs(x - med) for x in A_dash]))



Fixed code:
# coding: utf-8
# Your code here!
 
import statistics
 
N = int(input())
A = list(map(int, input().rstrip().split(' ')))
 
A_dash = sorted([x - i - 1 for i, x in enumerate(A)])
med = int(statistics.median(A_dash))

print(sum([abs(x - med) for x in A_dash]))
Buggy code:
import statistics

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

for i in range(len(a)):
    a[i] -= i

med = statistics.median(a)
b = [a_i-med for a_i in a] 

S=0
for i in b:
    S += i
    
print(S)

Fixed code:
import statistics

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


for i in range(len(a)):
    a[i] -= (i+1)
med = statistics.median(a)
b = [a_i-med for a_i in a] 
S=0
for i in b:
    S += abs(i)
    
print(int(S))
Buggy code:
import statistics
N = int(input())
A = list(map(int, input().split()))
A_med = []
for i in range(N):
    a = A[i] - (i +1)
    A_med.append(a)
b = statistics.median(A_med)
count = 0
for i in range(N):
    count += abs(A[i]-(b+i+1))
print(count)

Fixed code:
import statistics
N = int(input())
A = list(map(int, input().split()))
A_med = []
for i in range(N):
    a = A[i] - (i +1)
    A_med.append(a)
b = statistics.median(A_med)
count = 0
for i in range(N):
    count += abs(A[i]-(b+i+1))
print(int(count))
Buggy code:
# -*- coding: utf-8 -*-
import sys
import copy
import collections
from bisect import bisect_left
from bisect import bisect_right
from collections import defaultdict
from heapq import heappop, heappush
import numpy as np

def main():
	N = int(input())
	A = list(map(int, input().split(" ")))
	
	A_tmp = []
	for i, val in enumerate(A):
		A_tmp.append(val - (i+1))
		
	hey = (sum(A_tmp) // len(A_tmp))
	ans = 0
	for i, val in enumerate(A):
		ans += abs(val-(hey+i))
		
	#print(A_tmp)
	print(ans)
	
if __name__ == "__main__":
	main()


Fixed code:
# -*- coding: utf-8 -*-
import sys
import copy
import collections
from bisect import bisect_left
from bisect import bisect_right
from collections import defaultdict
from heapq import heappop, heappush
import numpy as np
import statistics
import math

def main():
	N = int(input())
	A = list(map(int, input().split(" ")))
	
	A_tmp = []
	for i, val in enumerate(A):
		A_tmp.append(val - (i+1))
		
	hey = np.median(A_tmp)
	ans = 0
	for i, val in enumerate(A):
		ans += abs(val-(hey+(i+1)))
		
	#print(A_tmp)
	print(int(ans))
	
if __name__ == "__main__":
	main()
Buggy code:
n=int(input())
a=list(map(int,input().split()))
for i in range(n):
    a[i]-=(i+1)
a.sort()
mid1=a[int(len(a)/2)-1]
mid2=a[int(len(a)/2)]
res1=0
res2=0
for i in range(n):
    res1+=a[i]-mid1
    res2+=a[i]-mid2
print(min(res1,res2))

Fixed code:
n = int(input())
a = list(map(int,input().split()))
for i in range(n):
    a[i]-=(i + 1)
a.sort()
mid1 = a[int(len(a) / 2) - 1]
mid2 = a[int(len(a) / 2)]
res1 = res2 = 0
for i in range(n):
    res1+=abs(a[i] - mid1)
    res2+=abs(a[i] - mid2)
print(min(res1,res2))
Buggy code:
import sys
import statistics

N = int(input())
AAA = list(map(int, sys.stdin.readline().split()))

AAA_minus_i = [A - (i+1) for i, A in enumerate(AAA)]
median_AAA_minus_i = statistics.median(AAA_minus_i)

ans = sum(list(map(lambda x: abs(x-median_AAA_minus_i), AAA_minus_i)))

print(ans)


Fixed code:
import sys
import statistics

N = int(input())
AAA = list(map(int, sys.stdin.readline().split()))

AAA_minus_i = [A - (i+1) for i, A in enumerate(AAA)]
median_AAA_minus_i = round(statistics.median(AAA_minus_i))

ans = sum(list(map(lambda x: abs(x-median_AAA_minus_i), AAA_minus_i)))

print(ans)
Buggy code:
N = int(input())
a = [int(n) for n in input().split(" ")]
a = [a[n] - n - 1  for n in range(N)]
a = sorted(a)
if(N%2==1):
    median = a[int(N/2)]
else:
    median = (a[int(N/2)-1] + a[int(N/2)] )/ 2
sum = 0
for i in range(N):
    sum += abs(a[i] - median)
print(sum)

Fixed code:
N = int(input())
a = [int(n) for n in input().split(" ")]
a = [a[n] - n - 1  for n in range(N)]
a = sorted(a)
if(N%2==1):
    median = a[int(N/2)]
else:
    median = (a[int(N/2)-1] + a[int(N/2)] )/ 2
sum = 0
for i in range(N):
    sum += abs(a[i] - median)
print(int(sum))
Buggy code:
import statistics
n = int(input())
a = [int(x) for x in input().split()]
a_alt = [x - i - 1 for i,x in enumerate(a)]
mid = statistics.median(a_alt)
print(sum([abs(x - mid) for x in a_alt]))

Fixed code:
import statistics
n = int(input())
a = [int(x) for x in input().split()]
a_alt = [x - i - 1 for i,x in enumerate(a)]
med = statistics.median(a_alt)
print(int(sum([abs(x - med) for x in a_alt])))
Buggy code:
import statistics
N = int(input())
A = list(map(int, input().split()))

cnt = 1
for i in range(N):
    A[i] = A[i] - cnt
    cnt += 1
A.sort(reverse=True)
medA = statistics.median(A)

ans = 0
cnt = 1
for j in range(N):
    ans += abs(A[j] - medA)
    cnt += 1

print(ans)

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

cnt = 1
for i in range(N):
    A[i] = A[i] - cnt
    cnt += 1
A.sort(reverse=True)
medA = statistics.median(A)

ans = 0
cnt = 1
for j in range(N):
    ans += abs(A[j] - medA)
    cnt += 1

print(int(ans))
Buggy code:
N = int(input())
A = sorted([int(_) for _ in input().split()])
X = [A[_] - (_ + 1) for _ in range(N)]
print(sum([abs(X[_] - X[N // 2]) for _ in range(N)]))

Fixed code:
N = int(input())
A = [int(_) for _ in input().split()]
xs = sorted([A[_] - (_ + 1) for _ in range(N)])
print(sum([abs(_ - xs[N // 2]) for _ in xs]))
Buggy code:
#ABC102C
N=int(input())
A=list(map(int, input().split()))
B=[0]*N
b=0
ans=0
for i in range(N):
    B[i]=A[i]-(i+1)
B_sorted=sorted(B)
if N%2==0:
    b=(B[N/2]+B[N/2-1])//2
else:
    b=(B[N//2])
for i in range(N):
    ans+=A[i]-(b+i+1)
print(ans)

Fixed code:
#ABC102C
N=int(input())
A=list(map(int, input().split()))
B=[0]*N
b=0
ans=0
for i in range(N):
    B[i]=A[i]-(i+1)
B_sorted=sorted(B)
if N%2==0:
    b=(B_sorted[int(N/2)]+B_sorted[int(N/2-1)])//2
else:
    b=(B_sorted[N//2])
for i in range(N):
    ans+=abs(A[i]-(b+i+1))
print(int(ans))
Buggy code:
N = int(input())
A = list(map(int, input().split()))

A = sorted([a - i for a, i in enumerate(A)])

print(sum(abs(x-y) for x,y in zip(A, A[::-1]))/2)

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

A = sorted([a - i for a, i in enumerate(A)])

print(sum(abs(x-y) for x,y in zip(A, A[::-1]))//2)
Buggy code:
N = int(input())
An = list(map(int, input().split()))

for n in range(N):
    An[n] -= (n+1)

An.sort()

if (N-1) % 2 != 0:
    m = N//2 - 1
else:
    m = (N-1)//2

bf = -sum(An[0:m+1:]) + m*An[m]
af = sum(An[m::]) + (N-m)*An[m]
ans = bf + af
print(ans)

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

for n in range(N):
    An[n] -= (n+1)

An.sort()

if (N-1) % 2 != 0:
    m = N//2 - 1
else:
    m = (N-1)//2

bf = -sum(An[0:m+1:]) + (m+1)*An[m]
af = sum(An[m+1::]) - (N-m-1)*An[m]
ans = bf + af
print(ans)
Buggy code:
N = int(input())
A = list(map(int, input().split()))
B = [A[i] - (i+1) for i in range(len(A))]
B.sort()

if N % 2 != 0:
    b = B[(N+1)//2 - 1]
    print(b)
    ans = 0
    for i in range(len(B)):
        ans += abs(B[i] - b)
else:
    b1 = B[N//2 - 1]
    ans1 = 0
    for i in range(len(B)):
        ans1 += abs(B[i] - b1)
    b2 = B[N//2]
    ans2 = 0
    for i in range(len(B)):
        ans2 += abs(B[i] - b2)
    ans = min(ans1, ans2)
print(ans)

Fixed code:
N = int(input())
A = list(map(int, input().split()))
B = [A[i] - (i+1) for i in range(len(A))]
B.sort()

if N % 2 != 0:
    b = B[(N+1)//2 - 1]
    ans = 0
    for i in range(len(B)):
        ans += abs(B[i] - b)
else:
    b1 = B[N//2 - 1]
    ans1 = 0
    for i in range(len(B)):
        ans1 += abs(B[i] - b1)
    b2 = B[N//2]
    ans2 = 0
    for i in range(len(B)):
        ans2 += abs(B[i] - b2)
    ans = min(ans1, ans2)
print(ans)
Buggy code:
from statistics import median
N = int(input())
A = [int(i) for i in input().split()]

B = [A[i] - (i+1) for i in range(N)]
b = int(median(B))

C = [abs(B[i] - b) for i in range(N)]

print(C)


Fixed code:
from statistics import median
N = int(input())
A = [int(i) for i in input().split()]

B = [A[i] - (i+1) for i in range(N)]
b = int(median(B))

C = [abs(B[i] - b) for i in range(N)]

print(sum(C))
Buggy code:
import numpy as np
ans=0
N=int(input())
s1,s_1,s0=[],[],[]
s=list(map(int,input().split()))
s_=np.array(s)-np.array(range(N))
for i in s_:
    if i<0:
        s_1.append(i)
    elif i==0:
        s0.append(i)
    else:
        s1.append(i)
if len(s1)==len(s_1) or (max(len(s1),len(s_1))<=min(len(s1),len(s_1))+len(s0)):
    print(-1*sum(s_1)+sum(s1))
s1=sorted(s1)
s_1=sorted(s_1)
p=len(s1)-len(s_1)-len(s0)
q=len(s_1)-len(s1)-len(s0)
t=max(p,q)//2-1
if p>0:
    t=s1[t]
if q>0:
    t=s_1[t]
ss=s1+s0+s_1
for i in ss:
    ans+=abs(i-t)
print(ans)

Fixed code:
import numpy as np
ans=0
N=int(input())
s1,s_1,s0=[],[],[]
s=list(map(int,input().split()))
s_=np.array(s)-np.array(range(N))
for i in s_:
    if i<0:
        s_1.append(i)
    elif i==0:
        s0.append(i)
    else:
        s1.append(i)
if len(s1)==len(s_1) or (max(len(s1),len(s_1))<=min(len(s1),len(s_1))+len(s0)):
    print(-1*sum(s_1)+sum(s1))
    exit()
s1=sorted(s1)
s_1=sorted(s_1)
p=len(s1)-len(s_1)-len(s0)
q=len(s_1)-len(s1)-len(s0)
t=(max(p,q)-1)//2
if p>0:
    t=s1[t]
if q>0:
    t=s_1[t*(-1)-1]
ss=s1+s0+s_1
for i in ss:
    ans+=abs(i-t)
print(ans)
Buggy code:
import math, statistics
n=int(input())
l=list(map(int, input().split()))
for i in range(n):
    l[i]-=(i+1)
b=statistics.median(l)
sad=0
for i in l:
    sad+=abs(i-b)
print(sad)

Fixed code:
import math, statistics
n=int(input())
l=list(map(int, input().split()))
for i in range(n):
    l[i]-=(i+1)
b=statistics.median(l)
sad=0
for i in l:
    sad+=abs(i-b)
print(int(sad))
Buggy code:
from math import floor

def solve(n, A):
    A.sort()
    B = [a - (i + 1) for i, a in enumerate(sorted(A))]
    b = B[n // 2]
    ret = sum(abs(a - (b + i + 1)) for i, a in enumerate(A))
    if n % 2 == 0:
        b = B[n // 2 + 1]
        tmp = sum(abs(a - (b + i + 1)) for i, a in enumerate(A))
        if tmp < ret:
            ret = tmp
    return ret

_n = int(input())
_A = list(map(int, input().split()))
print(solve(_n, _A))


Fixed code:
from math import floor

def solve(n, A):
    B = sorted([a - (i + 1) for i, a in enumerate(A)])
    b = B[n // 2]
    ret = sum(abs(a - (b + i + 1)) for i, a in enumerate(A))
    if n % 2 == 0:
        b = B[n // 2 + 1]
        tmp = sum(abs(a - (b + i + 1)) for i, a in enumerate(A))
        if tmp < ret:
            ret = tmp
    return ret

_n = int(input())
_A = list(map(int, input().split()))
print(solve(_n, _A))
Buggy code:
n = int(input())
a = list(map(int,input().split()))
b = list(a[i]-i-1 for i in range(n))
b.sort()

def sadness(x,y):
  s = 0
  for i in range(len(y)):
    s += abs(y[i]-x)
  return s

if n%2 == 0:
  print(sadness(a[n/2],b))
else:
  print(sadness(a[(n-1)/2],b))


  
  
  

Fixed code:
n = int(input())
a = list(map(int,input().split()))
b = list(a[i]-i-1 for i in range(n))
b.sort()

def sadness(x,y):
  s = 0
  for i in range(len(y)):
    s += abs(y[i]-x)
  return s

if n%2 == 0:
  print(sadness(b[int(n/2)],b))
else:
  print(sadness(b[int((n-1)/2)],b))
Buggy code:
import numpy as np
N = int(input())
A = list(map(int, input().split()))

npA = np.array(A)
npi = np.arange(1,N+1)
diff = npA - npi
npA = np.sort(npA)

if N%2 == 0:
    bi = int(N / 2 - 1)
else:
    bi = int((N-1) / 2)

print(np.sum(abs(npA - A[bi])))


Fixed code:
import numpy as np
N = int(input())
A = list(map(int, input().split()))

npA = np.array(A)
npi = np.arange(1,N+1)
diff = npA - npi
diff = np.sort(diff)

if N%2 == 0:
    bi = int(N / 2 - 1)
    b = (diff[bi] + diff[bi+1])//2
else:
    bi = int((N-1) / 2)
    b = diff[bi]
tmp = diff - b
ans = np.sum(abs(tmp))
print(ans)
Buggy code:
# ABC102 C - Linear Approximation
N = int(input())
A = list(map(int, input().split()))

bl = []
for i in range(N):
    bl.append(A[i] - (i+1))
bl.sort()
b = bl[round(N/2)]

ans = 0
for i in range(N):
    ans += abs(A[i] - (b + (i+1)))
print(ans)

Fixed code:
# ABC102 C - Linear Approximation
N = int(input())
A = list(map(int, input().split()))

bl = []
for i in range(N):
    bl.append(A[i] - (i+1))
bl.sort()
b = bl[N//2]

ans = 0
for i in range(N):
    ans += abs(A[i] - (b + (i+1)))
print(ans)
Buggy code:
n=int(input())

X=list(map(int,input().split()))
Y=[]
for i in range(n):
    Y.append(X[i]-(i+1))
Y.sort()
res_1=0
res_2=0
if n%2==1:
    m=Y[int((n-1)/2)]
    for j in range(n):
        res_1+=abs(Y[j]-m)
else:
    m=Y[int(n/2)-1]
    n=Y[int(n/2)]
    for j in range(n):
        res_1+=abs(Y[j]-m)
        res_2+=abs(Y[j]-n)
    res_1=min(res_1,res_2)
        
    

print(res_1)

Fixed code:
n=int(input())

X=list(map(int,input().split()))
Y=[]
for i in range(n):
    Y.append(X[i]-(i+1))
Y.sort()
res_1=0

if n%2==1:
    m=Y[int((n-1)/2)]
    for j in range(n):
        res_1+=abs(Y[j]-m)
else:
    m=(Y[int(n/2)-1]+Y[int(n/2)])//2
    for j in range(n):
        res_1+=abs(Y[j]-m)
        

        
print(res_1)
Buggy code:
import numpy
s = list(map(int, input().split()))
n=s[0]
s = list(map(int, input().split()))
for i in range(n):
    s[i]=s[i]-i-1
s=numpy.abs(s)
s=numpy.array(s)
i=numpy.median(s)
a=numpy.sum(numpy.abs(s-i))
print(int(a))

Fixed code:
import numpy
s = list(map(int, input().split()))
n=s[0]
s = list(map(int, input().split()))
for i in range(n):
    s[i]=s[i]-i-1
s=numpy.array(s)
i=numpy.median(s)
a=numpy.sum(numpy.abs(s-i))
print(int(a))
Buggy code:
import numpy as np
N = int(input())
list_ai = list(map(int,input().split()))
list1 = [x-(i+1) for i,x in enumerate(list_ai)]
a1 = np.array(list1)
median1 = int(np.floor(np.median(a1)))
ans = np.sum(a1-median1)
print(ans)


Fixed code:
import numpy as np
N = int(input())
list_ai = list(map(int,input().split()))
list1 = [x-(i+1) for i,x in enumerate(list_ai)]
a1 = np.array(list1)
median1 = int(np.floor(np.median(a1)))
ans = sum(abs(x-median1) for x in list1)
print(ans)
Buggy code:
import statistics  import median
N = int(input())
A=list(map(int, input().split()))
B=[]
for number, i in enumerate(A, 1):
    B.append(i-number)
median = round(median(B))
ans2 = 0
for i in B:
    ans2 += abs(i-median)
print(ans2)

Fixed code:
import statistics  
N = int(input())
A=list(map(int, input().split()))
B=[]
for number, i in enumerate(A, 1):
    B.append(i-number)
median = int(statistics.median(B))
ans2 = 0
for i in B:
    ans2 += abs(i-median)
print(ans2)
Buggy code:
N=int(input())
A=list(map(int,input().split()))
B=sorted([A[i]-i for i in range(N)])
if N%2==0:
	C=int((B[int(N/2)]+B[int(N/2-1)])/2)
else:
	C=B[int((N-1)/2)]
print(sum([b-C for b in B]))

Fixed code:
N=int(input())
A=list(map(int,input().split()))
B=sorted([A[i]-i for i in range(N)])
if N%2==0:
	C=int((B[int(N/2)]+B[int(N/2-1)])/2)
else:
	C=B[int((N-1)/2)]
print(sum([abs(b-C) for b in B]))