qyliang/CodeNanoFix huggingface dataset:
Buggy code:
N = int(input())
H = [int(i) for i in input().split(" ")]
Max = H[0]
count = 1
for i in range(1,N):
  if H[i]>Max:
      count+=1
print(count)

Fixed code:
N = int(input())
H = [int(i) for i in input().split(" ")]
Max = H[0]
count = 1
for i in range(1,N):
  if H[i]>=Max:
      count+=1
      Max=H[i]
print(count)
Buggy code:
n = int(input())
h = list(map(int,input().split()))
ls = []
d = 1
for i in range(n-1):
    ls.append(h[i])
    print(ls)
    c = 0
    for j in range(len(ls)):
        if ls[j] <= h[i+1]:
            c += 1
        if c == len(ls):
            d += 1
        
print(d)

Fixed code:
n = int(input())
h = list(map(int,input().split()))
ls = []
d = 1
for i in range(n-1):
    ls.append(h[i])
    c = 0
    for j in range(len(ls)):
        if ls[j] <= h[i+1]:
            c += 1
        if c == len(ls):
            d += 1
        
print(d)
Buggy code:
N = int(input())
H = [i for i in map(int, input().split())]

cnt = 0
for i in range(i):
    if H[i] == max(H):
        cnt += 1
print(cnt)

Fixed code:
N = int(input())
H = [i for i in map(int, input().split())]
cnt = 0
for i in range(N):
    if max(H[0:i+1]) == H[i]:
        cnt += 1
print(cnt)
Buggy code:
N = int(input())
li = list(map(int, input().split()))
mireru = []
highest = 0
for i in li:
    if li[i] >= highest:
        mireru.append(1)
        highest = li[i]
print(sum(mireru))

Fixed code:
N = int(input())
li = list(map(int, input().split()))
mireru = []
highest = 0
for i in li:
    if i >= highest:
        mireru.append(1)
        highest = i
print(sum(mireru))
Buggy code:
# coding: utf-8

num = int(input())
str = input().split()
table = [int(i) for i in str]
count = 0
pointed = table[0]
for i in range(1, num):
    if table[0] <= table[i]:
        count += 1
print(count)


Fixed code:
# coding: utf-8

num = int(input())
str = input().split()
table = [int(i) for i in str]
count = 1
maxi = table[0]
pointed = table[0]
for i in range(1, num):
    if maxi <= table[i]:
        maxi = table[i]
        count += 1
print(count)
Buggy code:
N=int(input())
H=list(map(int,input().split()))
H.append(0)

X=1
for i in range(N):
    if H[i] < H[i+1]:
        X+=1
    H[i+1]=H[i]
print(X)


Fixed code:
N=int(input())
H=list(map(int,input().split()))
H.append(0)
max1=H[0]

X=1
for i in range(N):
    if max1 <= H[i+1]:
        X+=1
        max1=H[i+1]
        
print(X)
Buggy code:
n = int(input())
a = list(map(int,input().split()))

k = -1
ans = 0
for i in a :
  if (k <= i):
    ans += 1
         
print(ans)

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

k = -1
ans = 0
for i in a :
  if (k <= i):
    ans += 1
    k = i
         
print(ans)
Buggy code:
n = int(input())

arr = list(map(int, input().strip().split()))

ma = arr[0]
cnt = 1

for i in range(1,n):
  	if arr[i] >= ma:
      	cnt += 1
	ma = max(ma, arr[i])
    
print (ans)


Fixed code:
n = int(input())

arr = list(map(int, input().strip().split()))

ma = arr[0]
cnt = 1

for i in range(1,n):
	if arr[i] >= ma:
		cnt += 1

	ma = max(ma, arr[i])

print (cnt)
Buggy code:

N = int(input())
nums = list(map(int, gen.__next__().split()))

maxx = 0
count = 0
for n in nums:
    if n>=maxx:
        maxx = n
        count += 1

print(count)

Fixed code:
N = int(input())
nums = list(map(int, input().split()))
 
maxx = 0
count = 0
for n in nums:
    if n>=maxx:
        maxx = n
        count += 1
 
print(count)
Buggy code:
n=int(input())
numlist=list(map(int,input().split()))
count=1
for i in range(n):
  for j in range(i):
    if numlist[i]<numlist[j]:
      break
  else:
    count+=1
print(count)

Fixed code:
n=int(input())
numlist=list(map(int,input().split()))
count=0
for i in range(n):
  for j in range(i):
    if numlist[i]<numlist[j]:
      break
  else:
    count+=1
print(count)
Buggy code:
# ABC124B - Great Ocean View
n = int(input())
data = list(map(int, input().rstrip().split()))
count = 1

for i in range(1, n):
    print(count)
    if data[i] == max(data[:i + 1]):
        count += 1
    
print(count)

Fixed code:
# ABC124B - Great Ocean View
n = int(input())
data = list(map(int, input().rstrip().split()))
count = 1

for i in range(1, n):
    if data[i] == max(data[:i + 1]):
        count += 1
    
print(count)
Buggy code:
N = int(input())
A = [int(i) for i in range(N)]
sum = 0
max = 0
for i in range(N):
    if A[i] >= max:
      sum += 1
      max = A[i]
      
print(sum)

Fixed code:
N = int(input())
A = [int(i) for i in input().split()]
sum = 0
max = 0
for i in range(N):
    if A[i] >= max:
      sum += 1
      max = A[i]
      
print(sum)
Buggy code:
n = int(input())
lst = [int(x) for x in input().split()]

count = 1
for i in range(0,n-1):
  if(lst[i]<lst[i+1]):
    count+=1
print(count)

Fixed code:
n = int(input())
lst = [int(x) for x in input().split()]

count = 1
for i in range(1,n):
  if(max(lst[0:i])<=lst[i]):
    count+=1
print(count)
Buggy code:
Hs = input().strip().split(' ')
ans = 0;
H = 0;
for i in Hs:
  i = int(i)
  if (i > H):
  	ans += 1
  H = max(H, i)

print(ans)

Fixed code:
N = input()
Hs = input().strip().split(' ')
ans = 0;
H = 0;
for i in Hs:
  i = int(i)
  if (i >= H):
  	ans += 1
  H = max(H, i)

print(ans)
Buggy code:
n=int(input())
H=list(map(int,input()))
ans=0
m=-1000
for i in range(n):
  if m<=H[i]:
    m=H[i]
    ans+=1
print(ans)


Fixed code:
n=int(input())
H=list(map(int,input().split()))
ans=0
m=-1000
for i in range(n):
  if m<=H[i]:
    m=H[i]
    ans+=1
print(ans)
Buggy code:
N=int(input())
H=[int(x) for x in input().split()]
cnt=1
tall=H[0]
for i in range(1,n):
    if tall<=H[i]:
        tall=H[i]
        cnt+=1
print(cnt)


Fixed code:
N=int(input())
H=[int(x) for x in input().split()]
cnt=1
tall=H[0]
for i in range(1,N):
    if tall<=H[i]:
        tall=H[i]
        cnt+=1
print(cnt)
Buggy code:
h = int(input())
mount = [int(_) for _ in input().split()]
count = 0
for i in range(h):
  if i == 0
    count += 1
  else:
    for j in range(i):
      if mount[i]<mount[j]:
        break
    else:
      count += 1
print (count)

Fixed code:
h = int(input())
mount = [int(_) for _ in input().split()]
count = 0
for i in range(h):
  if i == 0:
    count += 1
  else:
    for j in range(i):
      if mount[i]<mount[j]:
        break
    else:
      count += 1
print (count)
Buggy code:
N = int(input())
H = list(map(int, input().split()))

print(H)
ans = 0
b = 0
for i in range(N):
    if H[i] >= b:
        ans += 1
        b = H[i]

print(ans)

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

ans = 0
b = 0
for i in range(N):
    if H[i] >= b:
        ans += 1
        b = H[i]

print(ans)
Buggy code:
n = int(input())
num_list = [ int(v) for v in range(n)]
s = 0
for i in range(n):
	if max(num_list[:i+1]) <= i:
		s += 1
print(s)

Fixed code:
n = int(input())
num_list = [ int(v) for v in input().split() ]
s = 0
for i in range(n):
  if max(num_list[:i+1]) <= num_list[i]:
    s += 1
print(s)
Buggy code:
n = int(input())
maxHeight = 0
cnt = 0
for _ in range(n):
  mt = list(map(int, input().split()))
for i in range(n):
  if mt[i] >= maxHeight:
    maxHeight = mt[i]
    cnt += 1
print(cnt)

Fixed code:
n = int(input())
maxHeight = 0
cnt = 0
mt = list(map(int, input().split()))
for i in range(n):
  if mt[i] >= maxHeight:
    maxHeight = mt[i]
    cnt += 1
print(cnt)
Buggy code:
n = int(input())
h = list(map(int, input().split()))
count = 0
for i in range(n):
    if max(h[0:i]) =< h[i]:
        count += 1
print(count)

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

count = 0

for i in range(n):
	if i == 0 or h[i] == max(h[:i+1]):
		count += 1

print(count)
Buggy code:
N = int(input())
count = 0
total = 0
H = []
s = input().split()

for i in range(N):
  H.append(int(s[i]))
  for j in range(i):
    if(H[i] >= H[j]):
      count = count + 1
  if(count == i):
    count = 0
    total = total + 1
    
print(total)

Fixed code:
N = int(input())
count = 0
total = 0
H = []
s = input().split()

for i in range(N):
  H.append(int(s[i]))
  for j in range(i):
    if(H[i] >= H[j]):
      count = count + 1
  if(count == i):
    count = 0
    total = total + 1
  count = 0
    
print(total)
Buggy code:
n=input()
a=list(map(int,input().split()))
h = a[0]
count = 0
for i in len(a):
    if h <= a[i]:
        count =+ 1
print(count)

Fixed code:
n=int(input())
a=list(map(int,input().split()))
h = a[0]
count = 0
for i in range(n):
    if h <= a[i]:
        h = a[i]
        count = count + 1
print(count)
Buggy code:
N = int(input())
H = list(map(int,input().split()))
maxi = 0
cnt = 0
for H[i] in range( N ) :
    if H[i] >= maxi :
        cnt += 1
        maxi = H[i]
print( cnt )
    


Fixed code:
N = int(input())
H = list(map(int,input().split()))
maxi = 0
cnt = 0
for i in range( N ) :
    if H[i] >= maxi :
        cnt += 1
        maxi = H[i]
print( cnt )
Buggy code:
n=int(input())
h=list(map(int,input().split()))
a=h[0]
count=1
for i in range(1,len(h)):
    if h[i]>=a:
        count+=1
print(count)

Fixed code:
n=int(input())
h=list(map(int,input().split()))
a=h[0]
count=1
for i in range(1,len(h)):
    if h[i]>=a:
        count+=1
        a=h[i]
print(count)
Buggy code:
N = int(input())
N_List = list(map(int,input().split()))
ans = 1
maxN = N_List[0]
for i in range(1,N):
    if N_List[i]>=maxN:
        ans += 1
    else:
        maxN = N_List[i]
print(ans)

Fixed code:
N = int(input())
N_List = list(map(int,input().split()))
ans = 1
maxN = N_List[0]
for i in range(1,N):
    if N_List[i]>=maxN:
        ans += 1
        maxN = N_List[i]
print(ans)
Buggy code:
n=int(input())
h=list(map(int,input().split()))
print(h)

ans=1
highest=h[0]
for i in range(1,n):
    if h[i] >= highest:
        highest = h[i]
        ans += 1
print(ans)


Fixed code:
n = int(input())
h = list(map(int,input().split()))
ans = 1
k = h[0]
for i in range(1,n):
    if h[i]>=k:
        ans+=1
        k = h[i]
print(ans)
Buggy code:
n=int(input())
h=list(map(int,input().split()))
ans=1
m=h[0]
for i in range(1,n):
  if h[i]>m:
    ans+=1
    m=h[i]
print(ans)
  

Fixed code:
n=int(input())
h=list(map(int,input().split()))
ans=1
m=h[0]
for i in range(1,n):
  if h[i]>=m:
    ans+=1
    m=h[i]
print(ans)
Buggy code:
n=int(input())
h=list(map(int,input().split()))
ans=1
for i in range(1,n):
  for j in range(i):
    r=True
    if h[i]<h[j]:
      r=False
  if r==True:
    ans+=1
print(ans)


Fixed code:
n=int(input())
h=list(map(int,input().split()))
ans=1
for i in range(1,n):
  r=True
  for j in range(i):
    if h[i]<h[j]:
      r=False
  if r==True:
    ans+=1
print(ans)
Buggy code:
n = int(input())
hs = map(int, input().split())
l = -1
ret = 0
for h in hs:
    if h >= l:
        ret += 1
    l = h
print(ret)


Fixed code:
n = int(input())
hs = map(int, input().split())
l = -1
ret = 0
for h in hs:
    if h >= l:
        ret += 1
        l = h
print(ret)
Buggy code:
a = int(input())
b = map(int,input().split())
b = list(b)
k = 1
for i in range(a-1):
    maxim = max(a[:i+1])
    if maxim <= a[i+1]:
        k += 1
print(k)

Fixed code:
a = int(input())
b = map(int,input().split())
b = list(b)
k = 1
for i in range(a-1):
    maxim = max(b[:i+1])
    if maxim <= b[i+1]:
        k += 1
print(k)
Buggy code:
n = int(input())
h = map(int, input().split())

ans = 1
m = n-1
high = ih[0]

for i in range(m):
    if h[i+1] >= high:
        ans += 1
        high = h[i+1]
    else:
        continue
        

print(ans)



Fixed code:
n = int(input())
h = input().split()
 
ans = 1
m = n-1
high = int(h[0])
 
for i in range(m):
    if int(h[i+1]) >= high:
        ans += 1
        high = int(h[i+1])
    else:
        continue
        
 
print(ans)
Buggy code:
N = int(input()
H = list(map(int, input().split()))
ans = 0
for i in range(N):
  if H[i]>=max(H[:i]):
    ans += 1
print(ans)


Fixed code:
N = int(input())
H = list(map(int, input().split()))
ans = 1
for i in range(1,N):
  if H[i]>=max(H[:i]):
    ans += 1
print(ans)
Buggy code:
N = int(input())
H = [int(x) for x in input().split()]

ans = 1
hmax = H[0]

for i in range(1, N):
    if hmax <= H[i]:
        hmax = H[i]
    else:
        ans += 1

print(ans)

Fixed code:
N = int(input())
H = [int(x) for x in input().split()]

ans = 1
hmax = H[0]

for i in range(1, N):
    if hmax <= H[i]:
        hmax = H[i]
        ans += 1

print(ans)
Buggy code:
a = int(input())
l = list(map(int, input().split()))
min = 0
cnt = 0
for i in range(a):
  if min < l[i]:
    cnt += 1
    min = l[i]
print(cnt)

Fixed code:
a = int(input())
l = list(map(int, input().split()))
min = 0
cnt = 0
for i in range(a):
  if min <= l[i]:
    cnt += 1
    min = l[i]
print(cnt)
Buggy code:
N=int(input())
c=0
H = list(map(int,input().split()))
big=H[0]
for i in range(N):
  if H[i]>=big:
    c=c+1
print(c)

Fixed code:
N=int(input())
c=0
H = list(map(int,input().split()))
big=H[0]
for i in range(N):
  if H[i]>=big:
    c=c+1
    if H[i]>big:
      big=H[i]
print(c)
Buggy code:
def main():
	# n,k = map(int,input().split())
	n = int(input())
	# s = str(input())
	a = list(map(int,input().split()))
	# l = [list(map(int, input().split())) for _ in range(n)]
	ans = 1
	for i in range(1,n-1):
		if a[i] >= a[0] and a[i] >= a[i-1]:
			ans += 1
	print(ans)



if __name__ == '__main__':
	main()

Fixed code:
def main():
	# n,k = map(int,input().split())
	n = int(input())
	# s = str(input())
	a = list(map(int,input().split()))
	# l = [list(map(int, input().split())) for _ in range(n)]
	ans = 1
	for i in range(1,n):
		# print(max(a[:i]))
		if a[i] >= a[0] and a[i] >= a[i-1] and max(a[:i]) <= a[i]:
			ans += 1
	print(ans)



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

max_height = H[0]
count = 1
for i in range(1, N):
    if max_height <= H[i]:
        max_height = H[0]
        count += 1

print(count)         

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

max_height = H[0]
count = 1
for i in range(1, N):
    if max_height <= H[i]:
        max_height = H[i]
        count += 1

print(count)
Buggy code:
N = int(input())
H = list(map(int, input().split()))

ans = 1

for n in range(1,N):
    if H[n] >= H[n-1]:
        ans +=1

print(ans)

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

ans = 1

for n in range(1,N):
    if H[n] >= max(H[:n]):
        ans +=1

print(ans)
Buggy code:
n = int(input())
h = list(map(int,input().split()))
c = 1
for i in range(n):
    if h[i] >= max(h[0:i]):
        c += 1
print(c)

Fixed code:
n = int(input())
h = list(map(int,input().split()))
c = 1
for i in range(1,n):
    if h[i] >= max(h[:i]):
        c += 1
print(c)
Buggy code:
n = int(input())
a = list(map(int, input().split()))

res = 0
for indexa, valuea in enumerate(a):
  for indexb, valueb in enumerate(a):
    if valuea < valueb:
      break
    if indexa > indexb :
      break
    if indexa == indexb:
      res += 1

print(res)

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

res = 0
for indexa, valuea in enumerate(a):
  for indexb, valueb in enumerate(a):
    if valuea < valueb and indexa != indexb:
      break
    if indexa == indexb:
      res += 1

print(res)
Buggy code:
n,h=int(input());list(map(int,input().split()));m,a=0,0
for i in range(n):
  if m<=h[i]:
    a+=1
    m=h[i]
print(a)

Fixed code:
n,h=int(input()),list(map(int,input().split()));m,a=0,0
for i in range(n):
  if m<=h[i]:
    a+=1
    m=h[i]
print(a)
Buggy code:
s = int(input())
a = list(map(int,input().split()))
cnt = 0
b = 0
for i in range(s):
  if a[i] > b:
    b = a[i]
    cnt += 1
print(b)

Fixed code:
s = int(input())
a = list(map(int,input().split()))
cnt = 0
b = 0
for i in range(s):
  if a[i] >= b:
    b = a[i]
    cnt += 1
print(cnt)
Buggy code:
import numpy as np

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

cnt = 0
for i in range(N):
  temp_H_list = H_list[i:]
  print(temp_H_list)
  if np.argmax(temp_H_list)==len(temp_H_list)-1:
    cnt+=1
    
print(cnt)

Fixed code:
import numpy as np

N = int(input())
H_list = list(map(int,input().split()))[::-1]

cnt = 0
for i in range(N):
  temp_H_list = H_list[i:]
#  print(temp_H_list)
  if np.argmax(temp_H_list)==0:
    cnt+=1
    
print(cnt)
Buggy code:
n = map(int, input())
H = list(map(int, input().split()))
count = 1
for i in range(len(H) -1):
    if H[i] < H[i + 1]:
        count += 1
print(count)

Fixed code:
n = map(int, input())
H = list(map(int, input().split()))
count = 1
for i in range(1, len(H)):
    if max(H[:i]) <= H[i]:
        count += 1
print(count)
Buggy code:
n = int(input())
c=list(map(int, input().split())) 

n_pos = 0
max = 0
for i in c:
  if i>=max:
  	n_pos += 1
    max = i
  else:
    pass
print(n_pos)

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

n_pos = 0
max_c = 0
for i in c:
    if i>=max_c:
        n_pos += 1
        max_c = i
    else:
        pass
print(n_pos)
Buggy code:
#https://atcoder.jp/contests/abc124
# -*- coding: utf-8 -*-

n = int(input())
h = list(map(int,input().split()))

current=0
cnt=0
for i in h:
    if i >= current:
        current = i
        cunt += 1

print(cnt)

Fixed code:
#https://atcoder.jp/contests/abc124
# -*- coding: utf-8 -*-

n = int(input())
h = list(map(int,input().split()))

current=0
cnt=0
for i in h:
    if i >= current:
        current = i
        cnt += 1

print(cnt)
Buggy code:

def problem():
    N = int(input())
    H = map(int, input().split())
    print(algorithm(N,H))

def algorithm(N: int, H):
  currentMax = H[0]
  counter = 1
  for i in range(1, N):
    if currentMax <= H[i]:
      counter += 1
      currentMax = H[i]
    
  return counter

problem()

Fixed code:


def problem():
    N = int(input())
    H = list(map(int, input().split()))
    print(algorithm(N,H))


def algorithm(N: int, H):
  currentMax = H[0]
  counter = 1
  for i in range(1, N):
    if currentMax <= H[i]:
      counter += 1
      currentMax = H[i]
    
  return counter

problem()
Buggy code:
# coding: utf-8
n = int(input())

high = list(map(int, input().split()))
max_high = []
count =1

for i in range(1,n):
    x = high[:i]
    if(max(x) <= high[i]):
        count++
        
print(count)

Fixed code:
# coding: utf-8
n = int(input())

high = list(map(int, input().split()))
max_high = []
count =1

for i in range(1,n):
    x = high[:i]
    if(max(x) <= high[i]):
        count = count +1
        
print(count)
Buggy code:
s=input()
s=list(s)
n=len(s)
acnt=1
bcnt=1
for i in range(n):
    if i!=n-1 and s[i]==s[i+1]:
        a=s[:]
        if s[i]=='0':
            s[i]='1'
        else:
            s[i]='0'
        for j in range(n):
            if j!=n-1 and s[j]==s[j+1]:
                if s[j]=='0': 
                    s[j+1]='1'
                    acnt+=1
                else:
                    s[j+1]='0'
                    acnt+=1
                        
        if a[i]=='0':
            a[i+1]='1'
        else:
            a[i+1]='0'
        for k in range(n):
            if k!=n-1 and a[k]==a[k+1]:
                if a[k]=='0':
                    a[k+1]='1'
                    bcnt+=1
                else:
                    a[k+1]='0'
                    bcnt+=1
                    
        break
if n==1 or bcnt==1 or acnt==1: print(0)
else: print(min(bcnt,acnt))

Fixed code:
s=input()
s=list(s)
n=len(s)
acnt=1
bcnt=1
flag=False
for i in range(n):
    if i!=n-1 and s[i]==s[i+1]:
        flag=True
        a=s[:]
        if s[i]=='0':
            s[i]='1'
        else:
            s[i]='0'
        for j in range(n):
            if j!=n-1 and s[j]==s[j+1]:
                if s[j]=='0': 
                    s[j+1]='1'
                    acnt+=1
                else:
                    s[j+1]='0'
                    acnt+=1
                        
        if a[i]=='0':
            a[i+1]='1'
        else:
            a[i+1]='0'
        for k in range(n):
            if k!=n-1 and a[k]==a[k+1]:
                if a[k]=='0':
                    a[k+1]='1'
                    bcnt+=1
                else:
                    a[k+1]='0'
                    bcnt+=1
                    
        break
if n==1 or flag==False: print(0)
else: print(min(bcnt,acnt))
Buggy code:
s = list(int(input()))
flag = 0
for i in range(len(s)-1):
  if s[i] == '1' and s[i+1] == '1':
    s[i+1] = '0'
    flag += 1
  elif s[i] == '0' and s[i+1] == '0':
    s[i+1] = '1'
    flag += 1
print(flag)


Fixed code:
s = list(str(input()))
flag = 0
for i in range(len(s)-1):
  if s[i] == '1' and s[i+1] == '1':
    s[i+1] = '0'
    flag += 1
  elif s[i] == '0' and s[i+1] == '0':
    s[i+1] = '1'
    flag += 1
print(flag)
Buggy code:
s = input()
if len(s) == 1:
    print(0)
else:
    r = 0
    f = s[0]
    for i in s[1:]:
        if i == f:
            r += 1
            f = '1' if i == '0' else '0'
    print(r)

Fixed code:
s = input()
if len(s) == 1:
    print(0)
else:
    r = 0
    f = s[0]
    for i in s[1:]:
        if i == f:
            r += 1
            f = '1' if i == '0' else '0'
        else:
        	f = i
    print(r)
Buggy code:
S = input()

a = "0b"
for i in range(len(S)):
    if i % 2 == 0:
        a += "0"
    else:
        a += "1"
a = int(a, 2)
b = "0b"
for i in range(len(S)):
    if i % 2 == 0:
        b += "1"
    else:
        b += "0"
b = int(b, 2)
S = int("0b"+S, 2)
S_a = S ^ a
S_b = S ^ b
print(bin(S_a).count("1") if bin(S_a).count("1") < bin(S_a).count("1") else bin(S_b).count("1"))


Fixed code:
S = input()

a = "0b"
for i in range(len(S)):
    if i % 2 == 0:
        a += "0"
    else:
        a += "1"
a = int(a, 2)
b = "0b"
for i in range(len(S)):
    if i % 2 == 0:
        b += "1"
    else:
        b += "0"
b = int(b, 2)
S = int("0b"+S, 2)
S_a = S ^ a
S_b = S ^ b
print(bin(S_a).count("1") if bin(S_a).count("1") < bin(S_b).count("1") else bin(S_b).count("1"))
Buggy code:
n=input()
r=n[0::2].count("0")+n[1::2].count("1")
print(min(r,len(n-r))

Fixed code:
n=input()
r=n[0::2].count("0")+n[1::2].count("1")
print(min(r,len(n)-r))
Buggy code:
def main(n):
	odd = "1"
	even= "0"
	if(n[0] =="0"):
		# zero mode
		odd = "0"
		even= "1"
	a = sum((((i % 2 != 0) and n[i] == odd)) for i in range(1, len(n),2))
	b = sum((((i % 2 == 0) and n[i] == even)) for i in range(0, len(n),2))
	return sum(a,b)

print(main(input()))

Fixed code:
def main(n):
	odd = "1"
	even= "0"
	if(n[0] =="0"):
		# zero mode
		odd = "0"
		even= "1"
	return sum((((i % 2 == 0) and (n[i] == even)) or ((i % 2 != 0) and n[i] == odd)) for i in range(1, len(n)))

print(main(input()))
Buggy code:
s = input()
cnt1 = 0
cnt2 = 0
for i in range(len(s)):
    if i%2 == 0:
        if s[i] == "0":
            cnt1 += 1
        else:
            cnt2 += 1
    else:
        if s[i] == "1":
            cnt2 += 1
        else:
            cnt1 += 1
print(min(cnt1,cnt2))

Fixed code:
s = input()
cnt1 = 0
cnt2 = 0
for i in range(len(s)):
    if i%2 == 0:
        if s[i] == "0":
            cnt1 += 1
        else:
            cnt2 += 1
    else:
        if s[i] == "1":
            cnt1 += 1
        else:
            cnt2 += 1
print(min(cnt1,cnt2))
Buggy code:
n = input()
answer = 0
if len(n)<=1:
    print(0)
else:
    for i in range(1,len(n)):
        if n[i]==n[i-1]:
            answer+=1
            if n[i]=='0':
                n = n[:i]+'1'+n[i+1:]
            else:
                n = n[:i]+'0'+n[i+1:]
    print(answer)
print(n)

Fixed code:
n = input()
answer = 0
if len(n)<=1:
    pass
else:
    for i in range(1,len(n)):
        if n[i]==n[i-1]:
            answer+=1
            if n[i]=='0':
                n = n[:i]+'1'+n[i+1:]
            else:
                n = n[:i]+'0'+n[i+1:]

print(answer)