qyliang/CodeNanoFix huggingface dataset:
Buggy code:
import bisect

H=int(input())
A=[2**x for x in range(51)]

if H==1:
  print(0)
elif H==2:
  print(3)
else:
  index=bisect.bisect_left(A,H) 
  print(sum(A[:index]))

Fixed code:
import bisect

H=int(input())
A=[2**x for x in range(51)]

if H==1:
  print(1)
elif H==2:
  print(3)
else:
  index=bisect.bisect_right(A,H) 
  print(sum(A[:index]))
Buggy code:
H=int(input())

H_list=[]
while H > 1:
    if H % 2 != 0:
        H=H-1
    H_list.append(H)
        
    H = H//2
    
H_list.sort()

ans_list=[]
for h in H_list:
    if h == 2:
        ans = 3
    else :
        ans = 2*ans+1
    ans_list.append(ans)
    
if H == 1:
  ans=1
    
print(ans)

Fixed code:
H=int(input())

if H == 1:
  ans=1
  
H_list=[]
while H > 1:
    if H % 2 != 0:
        H=H-1
    H_list.append(H)
        
    H = H//2
    
H_list.sort()
 
ans_list=[]
for h in H_list:
    if h == 2:
        ans = 3
    else :
        ans = 2*ans+1
    ans_list.append(ans)
    
print(ans)
Buggy code:

import math
h = int(input())
i = 0
c = 0
while h != 0:
    c += 2**i
    if h > 1:
        h = math.ceil(h/2)
    else:
        h = 0
    i += 1
print(c)

Fixed code:
import math
h = int(input())
i = 0
c = 0
while h != 0:
    c += 2**i
    if h > 1:
        h = math.floor(h/2)
    else:
        h = 0
    i += 1
print(c)
Buggy code:
H = int(input())

def func(h):
    if h == 1:
        return 1
    else:
        return func(h // 2) + func(h // 2) + 1

r = func(H)
print(r)

Fixed code:
H = int(input())

def func(h):
    if h == 1:
        return 1
    else:
        return func(h // 2) * 2 + 1

r = func(H)
print(r)
Buggy code:
a=int(input())
n = str(bin (a))
print(n,2**(len(n)-2)-1)

Fixed code:
a=int(input())
n = str(bin (a))
print(2**(len(n)-2)-1)
Buggy code:
h = int(input())

count = 0
n = 1
while (h > 1):
   h = int(h / 2)
   count += 1
   n += 2 ** count
print(n)
print(h)


Fixed code:
h = int(input())

count = 0
n = 1
while (h > 1):
   h = int(h / 2)
   count += 1
   n += 2 ** count
print(n)
Buggy code:
H = int(input())
h = H
count = 0

while h > 1:
  h = h // 2
  count += 1
  
print(2**count - 1 + H)

Fixed code:
H = int(input())
h = H
count = 0

while h > 1:
  h = h // 2
  count += 1
  
print(2**(count + 1) - 1)
Buggy code:
import math

h = int(input())

def f(hp):
    if(hp == 1):
        return 1
    else:
        return (2 * f(math.ceil(hp / 2)) + 1)

print(f(h))

Fixed code:
import math

h = int(input())

def f(hp):
    if(hp == 1):
        return 1
    else:
        return (2 * f(math.floor(hp / 2)) + 1)

print(f(h))
Buggy code:
H=int(input())
num=0
X=H
while True:
  X=H//2
  num+=1
  if X==0:
    break
print(2**num -1)


Fixed code:
H=int(input())
num=0
X=H
while True:
  X=X//2
  num+=1
  if X==0:
    break
print(2**num -1)
Buggy code:
import math

H = input()
m = math.ceil(math.log2(int(H)))
n = int(math.pow(2, m) - 1)
print(n)

Fixed code:
import math

H = input()
m = math.ceil(math.log2(int(H) + 1))
n = int(math.pow(2, m) - 1)
print(n)
Buggy code:
def attack(x):
    if x <= 1:
        return 1
    else:
        ans = 0
        ans += attack(int(x / 2))
        ans += attack(int(x / 2))
        ans += 1
        return ans

h = int(input().rstrip())
at = attack(h)
print(at)

Fixed code:
def attack(x):
    if x <= 1:
        return 1
    else:
        ans = 0
        ans += attack(int(x / 2))
        ans *= 2
        ans += 1
        return ans

h = int(input().rstrip())
at = attack(h)

print(at)
Buggy code:
h = int(input())

lhb = len(format(h, "b"))
print(2 * lhb  - 1)

Fixed code:
h = int(input())

lhb = len(format(h, "b"))
print(2 ** lhb  - 1)
Buggy code:
import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
sys.setrecursionlimit(10 ** 7)

h = int(readline())
cnt = 0
for i in range(h):
    if h < 2 ** i:
        print(cnt)
        exit()
    else:
        cnt += 2 ** i


Fixed code:
import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
sys.setrecursionlimit(10 ** 7)

h = int(readline())
cnt = 0
if h == 1:
    print(1)
elif h == 2:
    print(3)
else:
    for i in range(h):
        if h < 2 ** i:
            print(cnt)
            exit()
        else:
            cnt += 2 ** i
Buggy code:
import sys
import math

sys.setrecursionlimit(1000000000)

def dfs(hit):
    if (hit <= 1):
        return 1
    else:
        return 1 + dfs(hit / 2) + dfs(hit / 2)

H, = list(map(int, input().split()))
print(dfs(H))

Fixed code:
import sys
import math

sys.setrecursionlimit(1000000000)

def dfs(hit):
    if (hit <= 1):
        return 1
    else:
        return 1 + dfs(math.floor(hit / 2)) * 2

H, = list(map(int, input().split()))
print(dfs(H))
Buggy code:
n = int(input())

# i = format(n, 'b')[::-1].find('1')
ans = 0
k = 1
while True:
  n //=2
  ans += k
  k *= 2
  if n =< 1:
    break

print(ans+k)

Fixed code:
n = int(input())

# i = format(n, 'b')[::-1].find('1')
ans = 0
k = 1
while True:
  n //=2
  ans += k
  k *= 2
  if n == 1:
    print(ans+k)
    break
  elif n < 1:
    print(ans)
    break
Buggy code:
h = int(input())
#a,b = map(int,input().split())
#a_L = list(map(int,input().split()))

ans_L = [0] * (10**12 + 1)

i = 0
ans_L = [1]
while h!=1:
    h = h//2
    i += 1
    ans_L.append(2**i)

print(sum(ans_L)) 

Fixed code:
h = int(input())
#a,b = map(int,input().split())
#a_L = list(map(int,input().split()))

#ans_L = [0] * (10**12 + 1)

i = 0
ans_L = [1]
while h!=1:
    h = h//2
    i += 1
    ans_L.append(2**i)

print(sum(ans_L))
Buggy code:
# coding utf-8
import math
H = int(input())

max_h = 10**12
n = 1

while H > 1:
    H //=  2
    n += 1
    print(H)

print((2**n)-1)


Fixed code:
# coding utf-8
import math
H = int(input())

max_h = 10**12
n = 1

while H > 1:
    H //=  2
    n += 1

print((2**n)-1)
Buggy code:
def main():
    H = int(input())

    def f(x):
        if x == 1:
            return 1
        return 2 * f(x//2)

    print(f(H))


if __name__ == '__main__':
    main()


Fixed code:
def main():
    H = int(input())

    def f(x):
        if x == 1:
            return 1
        return 2 * f(x//2) + 1
    print(f(H))


if __name__ == '__main__':
    main()
Buggy code:
def ii():return int(input())
def iim():return map(int,input().split())
def iil():return list(map(int,input().split()))
def ism():return map(str,input().split())
def isl():return list(map(str,input().split()))

h = ii()
count = 0
while h >= 2:
    h = (h+1)//2
    count += 1
#print(count)
if count == 0:
    print(1)
else:
    print(2**(count)-1)


Fixed code:
def ii():return int(input())
def iim():return map(int,input().split())
def iil():return list(map(int,input().split()))
def ism():return map(str,input().split())
def isl():return list(map(str,input().split()))

h = ii()
count = 0
ans = 1
while h >= 2:
    h = h//2
    ans += 2*count
    count += 1
#print(ans,count)
if count == 0:
    print(1)
else:
    print(2**(count+1)-1)
Buggy code:
H, ans, n = int(input()), 0, 1
while H == 0:
    ans, n, H = ans + n, n ** 2, H // 2
print(ans)


Fixed code:
H, ans, n = int(input()), 0, 1
while H != 0:
    ans, n, H = ans + n, n * 2, H // 2
print(ans)
Buggy code:
h=int(input())
def f(n):
  if n==1:
    return 1
  else:
    return 2 * f(n) + 1
hit=f(h)
print(hit)

Fixed code:
h=int(input())
def f(n):
  if n==1:
    return 1
  else:
    return 2 * f(n//2) + 1
hit=f(h)
print(hit)
Buggy code:
H = int(input())

cnt = 0

while True:
    H //= 2
    cnt += 1

    if H == 0:
        break

print(cnt)
print(2**cnt-1)



Fixed code:
H = int(input())

cnt = 0

while True:
    H //= 2
    cnt += 1

    if H == 0:
        break

print(2**cnt-1)
Buggy code:
a=int(input())
k=2
while a>k:k*=2
print(k-1)

Fixed code:
a=int(input())
k=2
while a>=k:k*=2
print(k-1)
Buggy code:
h = int(input())

count = 0

while h != 0:
    count += 1
    h = h//2

print(pow(2, count))

Fixed code:
h = int(input())

count = 0

while h != 0:
    count += 1
    h = h//2

print(pow(2, count) - 1)
Buggy code:
H=int(input())
ans=1
bycount=1
count=0
byby=0
if H==1:
    ans=1
    print(ans)
while H>1:
    H=int(H/2)
    bycount+=1
    if count==0:
        count+=1
    if count>0:
        byby+=1
    if H==1:
        break

ans=1+byby*bycount
print(ans)

Fixed code:
H=int(input())
ans=1
bycount=0
count=0
byby=0

while H>1:
    H=int(H/2)
    bycount+=1

    if H==1:
        break
while bycount!=0:
    ans+=2**bycount
    bycount=bycount-1

print(ans)
Buggy code:
def resolve():
    import sys
    sys.setrecursionlimit(100000)
    H = int(input())

    def battle(n):
        if n == 1:
            return 1
        return battle(n / 2) * 2 + 1

    print(battle(H))

    return
  
resolve()

Fixed code:
def resolve():
    import sys
    sys.setrecursionlimit(1000000)
    H = int(input())

    def battle(n):
        if n == 1:
            return 1
        return battle(n // 2) * 2 + 1

    print(battle(H))

    return


resolve()
Buggy code:
# cook your dish here
from math import log2
n=int(input())
k=round(log2(n))
if int(k)==k:
    print(pow(2,k+1)-1)
else:
    print(pow(2,k)-1)

Fixed code:
# cook your dish here
from math import log2,floor
n=int(input())
k=floor(log2(n))
if int(k)==k:
    print(pow(2,k+1)-1)
else:
    print(pow(2,k)-1)
Buggy code:
n=int(input())

for i in range(50):
    if n<2**i:
        break
print(i)

out=0
for k in range(i):
    out+=2**k

print(out)


Fixed code:
n=int(input())

for i in range(50):
    if n<2**i:
        break
#print(i)

out=0
for k in range(i):
    out+=2**k

print(out)
Buggy code:
n = int(input())
a = []
cur = 1
while cur <= n:
  a.append(cur)
  cur *= 2
print(sum(cur))

Fixed code:
n = int(input())
a = []
cur = 1
while cur <= n:
  a.append(cur)
  cur *= 2
print(sum(a))
Buggy code:
# H=int(input())
H=1000000000000
m=1
a=0

while H>1:
    a=m
    H=H//2
    _m=2*m
    m=_m

print(2*m-1)

Fixed code:
H=int(input())
m=1
a=0

while H>1:
    a=m
    H=H//2
    _m=2*m
    m=_m

print(2*m-1)
Buggy code:
H = int(input())

cnt = H
B = [H]
if H == 1:
    print('0')
else:
    for i in range(100000000000):
    cnt = cnt//2
    B.append(cnt)
    if cnt == 1:
        break
    C =[1]
    for i in range(1,1001):
        C.append(C[i-1]*2)
    ans= 0
    for i in range(len(B)):
        ans +=C[i]
    print(ans)

Fixed code:
H = int(input())
cnt = H
ans = 0
B = [H]

if H == 1:
    ans == 'NA'
else:
    for i in range(100000000000):
        cnt = cnt//2
        B.append(cnt)
        if cnt == 1:
            break

C =[1]
for i in range(1,1001):
    C.append(C[i-1]*2)

if ans == 'NA':
    print('0')
else:
    for i in range(len(B)):
        ans +=C[i]
print(ans)
Buggy code:
H = int(input())
now = 1
for i in range(1,100):
  if H< now:
    print(2**i-1)
    break
  else:
    now *= 2


Fixed code:
H = int(input())
now = 1
for i in range(1,100):
  if now <= H <= now*2-1:
    print(2**i-1)
    break
  else:
    now *= 2
Buggy code:
import math

n = int(input())
kaisu = math.log2(n)
ans = 0

for i in range(kaisu):
  ans += 2 ** i

print(ans)


Fixed code:
import math
 
n = int(input())
kaisu = math.log2(n) + 1
ans = 0
 
for i in range(int(kaisu)):
  ans += 2 ** i
 
print(ans)
Buggy code:
def myfunc(N):
	if(N  <= 1):
		return 1
	return 2 * myfunc(N/2) + 1

if __name__ == "__main__":
	N = int(input())
	print(myfunc(N))


Fixed code:
def myfunc(N):
	if(N  <= 1):
		return 1
	return 2 * myfunc(int(N/2)) + 1

if __name__ == "__main__":
	N = int(input())
	print(myfunc(N))
Buggy code:
import math
H=int(input())
sum([2**x for x in range(math.floor(math.log2(H))+1)])

Fixed code:
import math
H=int(input())
print(sum([2**x for x in range(math.floor(math.log2(H))+1)]))
Buggy code:
H = int(input())
d = [0]
while H > 0:
    d.append(H)
    H = H//2
d.sort()
attack = {}
attack[0] = 1
for i in range(1,len(d)):
    attack[d[i]] = 2*attack[d[i-1]] + 1
print(attack[H])

Fixed code:
H = int(input())
h = H
d = [0]
while h > 0:
    d.append(h)
    h = h//2
d.sort()
attack = {}
attack[0] = 0
for i in range(1,len(d)):
    attack[d[i]] = 2*attack[d[i-1]] + 1
print(attack[H])
Buggy code:
from functools import lru_cache
h = int(input())
count = 0

while n==1:
  n = h//2
  count +=1

@lru_cache(maxsize=100000)
def f(n):
    if n < 1:
        return 3
    else:
        return f(n - 1)*2 + 1

print(f(count))

Fixed code:
from functools import lru_cache
h = int(input())
count = 0

while h > 1:
  h = h//2
  count +=1

@lru_cache(maxsize=100000)
def f(n):
    if n < 1:
        return 1
    else:
        return f(n - 1)*2 + 1

print(f(count))
Buggy code:
H=int(input())
A=1
if H==1:
    print(1)
else:
    while H>=A:
        A*=2

Fixed code:
H=int(input())
A=1
if H==1:
    print(1)
else:
    while H>=A:
        A*=2
    print(A-1)
Buggy code:
H = int(input())

c = 1
while H >= 2**c:
    c += 2

print(2 ** c - 1)

Fixed code:
H = int(input())

c = 1
while H >= 2**c:
    c += 1

print(2 ** c - 1)
Buggy code:
#D
import math
i = int(input())
low = 0
high = 45
for _ in range(100):
    l = 2**low
    h = 2**high
    m = 2**((low+high)/2)
    if i < m:
        high = (low+high)/2
    else:
        low = (low+high)/2
print(low,high)
tmp = math.floor(high) + 1
print((2**tmp)-1)

Fixed code:
#D
import math
i = int(input())
low = 0
high = 45
for _ in range(100):
    l = 2**low
    h = 2**high
    m = 2**((low+high)/2)
    if i < m:
        high = (low+high)/2
    else:
        low = (low+high)/2
#print(low,high)
tmp = math.floor(high) + 1
print((2**tmp)-1)
Buggy code:
H = int(input())

# INF = float('inf')

# dp = [INF for i in range(H+10)]
# dp[0] = 0
# dp[1] = 1

# for i in range(1, H+1):

#     dp[i+1] = min(dp[i+1], dp[(i+1)//2] * 2 + 1)

# print(dp[H])

cnt = 0
while H > 1:
    cnt += 1
    H //= 2
print(cnt)

ans = 0
for i in range(cnt):
    ans += 2**i
ans += 2**cnt
print(ans)

Fixed code:
H = int(input())

# INF = float('inf')

# dp = [INF for i in range(H+10)]
# dp[0] = 0
# dp[1] = 1

# for i in range(1, H+1):

#     dp[i+1] = min(dp[i+1], dp[(i+1)//2] * 2 + 1)

# print(dp[H])

cnt = 0
while H > 1:
    cnt += 1
    H //= 2
    
ans = 0
for i in range(cnt):
    ans += 2**i
ans += 2**cnt
print(ans)
Buggy code:
H=int(input())
c =0

while c !=1:
 
  H = H//2
  c+=1
  
print(2**(c+1)-1)

Fixed code:
H=int(input())
c =0

while H !=1:
 
  H = H//2
  c+=1
  
print(2**(c+1)-1)
Buggy code:
n = int(input())

count = 1

while True:
    if n > 1:
        n = -(-n//2)
        count += 1
    else:
        break

print(count)
value = 0
factional = 0.5
for i in range(count):
    factional = factional * 2
    print(factional)
    value += factional

print(int(value))

Fixed code:
n = int(input())

count = 1

while True:
    if n > 1:
        n = n//2
        count += 1
    else:
        break

value = 0
factional = 0.5
for i in range(count):
    factional = factional * 2
    value += factional

print(int(value))
Buggy code:
def attack_count(N):
    if N == 1:
        return 1
    else:
        return 2 * attack_count(N//2)

H = int(input())
print(attack_count(H))


Fixed code:
def attack_count(N):
    if N == 1:
        return 1
    else:
        return 2 * attack_count(N//2) + 1

H = int(input())
print(attack_count(H))
Buggy code:
h = input()
count = 0
count_1 = 1
count_2 = 1
while True:
    if h == 1:
        print(count_2)
        break
    else:
        h = h // 2
        count_1 = count_1 * 2
        count_2 += count_1

Fixed code:
h = int(input())
count = 0
count_1 = 1
count_2 = 1
while True:
    if h == 1:
        print(count_2)
        break
    else:
        h = h // 2
        count_1 = count_1 * 2
        count_2 += count_1
Buggy code:
H = int(input())

cnt = 0
result = 0


def gener():
  now = 3
  while True:
    yield now
    now = now*2+1


if H == 1:
  print(1)
else:
  while True:
    if H <= 1:
      break
    cnt += 1
    H = int(H / 2)

  
  gen = gener()
  gen.__next__()

  for i in range(int(cnt)):
    if i == cnt-2:
      result = gen.__next__()
      print(result)
    else:
      gen.__next__()

Fixed code:
H = int(input())

cnt = 0
result = 0


def gener():
  now = 3
  while True:
    yield now
    now = now*2+1


if H == 1:
  print(1)
elif H == 2 or H == 3:
  print(3)
else:
  while True:
    if H <= 1:
      break
    cnt += 1
    H = int(H / 2)

  
  gen = gener()
  gen.__next__()

  for i in range(int(cnt)):
    if i == cnt-2:
      result = gen.__next__()
      print(result)
    else:
      gen.__next__()
Buggy code:
h=int(input())
n=len(list(bin(h)))-1
print(2**n-1)

Fixed code:
h=int(input())
n=len(list(bin(h)))-2
print(2**n-1)
Buggy code:
h = input()
score = 0
fak = 1
while h>1:
	score += fak
	h //= 2
	fak *= 2
print(score+1)

Fixed code:
h = int(input())
score = 0
fak = 1
while h>1:
	score += fak
	h = int(h/2)
	fak *= 2
print(score+fak)
Buggy code:
h=int(input())
m=0
while 2**m<=h:
    m+=1
m=m-1
print(2**m-1)


Fixed code:
h=int(input())
m=0
while 2**m<=h:
    m+=1
print(2**m-1)
Buggy code:
h = int(input())

power = 0
while True:
  if 2**power < h:
    power += 1
  else:
    break
    
layer = power + 1
ans = int(2**layer - 1)
print(ans)

Fixed code:
h = int(input())

power = 0
while True:
  if 2**power <= h < 2**(power+1):
    break
  else:
    power += 1
    
layer = power + 1
ans = int(2**layer) - 1
print(ans)
Buggy code:
H = int(input())

def f(hp):
    if hp == 1:
        return 1
    return f(hp/2)*2+1

print(f(H))

Fixed code:
def f(hp):
    if hp == 1:
        return 1
    return 2 * f(int(hp/2)) + 1

H = int(input())
print(f(H))
Buggy code:
n = int(input())
x = 0
while n > 1:
  n = (n + 1) // 2
  x += 1
if n==1:
  x += 1
print(2**x - 1)

Fixed code:
n = int(input())
x = 0
while n > (2**x):
  x += 1
if n == (2**x):
  x += 1
print(2**x - 1)
Buggy code:
import.math
h=int(input())
i=int(math.log(2,h))
print(2**(i+1)-1)

Fixed code:
import math
h=int(input())
i=int(math.log(h,2))
print((2**(i+1))-1)
Buggy code:
def f(x):
    if x==1:return 1
    return 2*f(x//2)+1

H = int(input())
print(H(n))

Fixed code:
def f(x):
    if x==1:return 1
    return 2*f(x//2)+1

H = int(input())
print(f(H))
Buggy code:
H = int(input())
I = len(bin(H)-3)
Sn = 2**(I+1)-1
print(Sn)

Fixed code:
H = int(input())
I = len(bin(H))-3
Sn = 2**(I+1)-1
print(Sn)
Buggy code:
import math
H = int(input())
i = 1
while H > 1:
    i = i + 1
    H = math.floor(H / 2)
print(i ** 2 - i + 1)

Fixed code:
import math
H = int(input())
i = 1
if H == 1:
    print(1)
else:
    while H > 1:
        i = i + 1
        H = math.floor(H / 2)
    print(2 ** i - 1)
Buggy code:
import numpy as np
H = int(input())

print(2 ** (int(np.log2(1000000000000)) + 1) - 1)

Fixed code:
import numpy as np
H = int(input())
 
print(2 ** (int(np.log2(H)) + 1) - 1)
Buggy code:
H=int(input())
if H==1:
    print(1)
else:
    i=0
    count=1
    while H/2!=1:
        i+=1
        count+=2**i
        H=H/2
    i+=1
    count+=2**i
    print(count)

Fixed code:
H=int(input())
if H==1:
    print(1)
else:
    i=1
    count=1
    while H//2!=1:
        i*=2
        count+=i
        H=H//2
    i*=2
    count+=i
    print(count)
Buggy code:
h=int(input())
count=0
while  h>1:
	h = h // 2
	conut += 1
print(2 ** (count+1) - 1)

Fixed code:
h=int(input())
count=0
while  h>1:
	h = h // 2
	count += 1
print(2 ** (count+1) - 1)
Buggy code:
H=int(input())

ans=1
while H>0:
    H=int(H//2)*ans
    ans+=H
print(ans)

Fixed code:
H = int(input())
ans = 0
num_monster = 1
while(H >= 1):
    H //= 2
    ans += num_monster
    num_monster *= 2
print(ans)
Buggy code:
HP=int(input())

print(Caracal(HP))

def Caracal(x):
  if x>1:
    ans=1+Caracal(x//2)*2
  elif x==1:
    ans=1
  print(x,ans)
  return ans


Fixed code:
HP=int(input())

def Caracal(x):
  if x>1:
    ans=1+Caracal(x//2)*2
  elif x==1:
    ans=1
  return ans

print(Caracal(HP))
Buggy code:
H = int(input())

s = 1
count = 0
while H > 0:
	count += n
	H //= 2
	s *= 2

print(count)


Fixed code:
H = int(input())

s = 1
count = 0
while H > 0:
	count += s
	H //= 2
	s *= 2

print(count)
Buggy code:
%%time
H = int(input())
counter = 0
i = H
while i > 1:
    i = i//2
    counter += 1
    
ans = 2**(counter+1)-1
print(ans)

Fixed code:
H = int(input())
counter = 0
i = H
while i > 1:
    i = i//2
    counter += 1
    
ans = int(2**(counter+1)-1)
print(ans)
Buggy code:
import math

H = int(input())

count = 1
while True:
    if H == 1:
        break
    H = math.ceil(H/2)
    count += 1

print(2**count-1)


Fixed code:
import math

H = int(input())

count = 1
while True:
    if H == 1:
        break
    H = math.floor(H/2)
    count += 1

print(2**count-1)
Buggy code:
H=int(input())
ans=1
num=1
while H>0:
  ans+=num
  num*=2
  H//=2
print(ans)

Fixed code:
H=int(input())
ans=0
num=1
while H>0:
  ans+=num
  num*=2
  H//=2
print(ans)
Buggy code:
# import bisect
# import heapq
# from copy import deepcopy
# from collections import deque
# from collections import Counter
# from itertools import accumulate
# from itertools import permutations
# import numpy as np
# import math
mod = 10**9 + 7

# n = int(input())
h, n = map(int, input().split())
# a = list(map(int, input().split()))
a, b = [0] * n, [0] * n

for i in range(n):
    a[i], b[i] = map(int,input().split())

dp = [-1] * (h+1)
dp[0] = [0]


for i in range(n):
    for j in range(h):
        dp[min(j+a[i], h)] = min(dp[min(j+a[i], h)], dp[j] + b[i])


print(dp[h])

Fixed code:
# import bisect
# import heapq
# from copy import deepcopy
# from collections import deque
# from collections import Counter
# from itertools import accumulate
# from itertools import permutations
# import numpy as np
# import math
# mod = 10**9 + 7

# n = int(input())
h, n = map(int, input().split())
# a = list(map(int, input().split()))
a, b = [0] * n, [0] * n

for i in range(n):
    a[i], b[i] = map(int,input().split())

dp = [10**9+7] * (h+1)
dp[0] = 0

for i in range(n):

    for j in range(h):

        dp[min(j+a[i], h)] = min(dp[min(j+a[i],h)], dp[j]+b[i])


print(dp[h])
Buggy code:
x=input().split()
h=int(x[0])
n=int(x[1])
import numpy as np
a=np.full(n,0,int)
b=np.full(n,0,int)
for k in range(n):
  x=input().split()
  a[k]=int(x[0])
  b[k]=int(x[1])
m=max(a)  
inf=10**8
dp=np.full(h+m,inf,int)
dp[0]=0
for k in range(1,h+m):
  dp[k]=(dp[np.max(k-a,0)]+b).min()
print(dp[h:h+m].min())


Fixed code:
x=input().split()
h=int(x[0])
n=int(x[1])
import numpy as np
a=np.full(n,0,int)
b=np.full(n,0,int)
for k in range(n):
  x=input().split()
  a[k]=int(x[0])
  b[k]=int(x[1])
m=max(a)  
inf=10**8
dp=np.full(h+m,inf,int)
dp[0]=0
for k in range(1,h+m):
  dp[k]=(dp[k-a]+b).min()
print(dp[h:h+m].min())
Buggy code:
H, N = map(int, input().split())

inf = float('inf')
dp = [inf] * (H + 1)
dp[0] = 0
for i in range(N):
    A, B = map(int, input().split())
    for j in range(H):
        t1 = j + A
        if t1 > H:
            t1 = H
        t2 = dp[t1]
        if t2 == inf:
            continue
        t2 += B
        if t2 < dp[t1]:
            dp[t1] = t2
print(dp[H])


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

inf = float('inf')
dp = [inf] * (H + 1)
dp[0] = 0
for i in range(N):
    A, B = map(int, input().split())
    for j in range(H):
        t1 = j + A
        if t1 > H:
            t1 = H
        t2 = dp[j] + B
        if t2 < dp[t1]:
            dp[t1] = t2
print(dp[H])
Buggy code:
inf = 10 ** 18
h, n = map(int, input().split())
ab = [list(map(int, input().split())) for _ in range(n)]
max_a = max(a for a, _ in ab)
dp = [inf] * (h + max_a)
dp[0] = 0
for i in range(1, h + max_a):
    dp[i] = min(dp[i-a] + b for a, b in ab)
print(dp[h:])


Fixed code:
inf = 10 ** 18
h, n = map(int, input().split())
ab = [list(map(int, input().split())) for _ in range(n)]
max_a = max(a for a, _ in ab)
dp = [inf] * (h + max_a)
dp[0] = 0
for i in range(1, h + max_a):
    dp[i] = min(dp[i-a] + b for a, b in ab)
print(min(dp[h:]))