qyliang/CodeNanoFix huggingface dataset:
Buggy code:
a=[]
a.append(s)

while 1:
    if s%2==0:
        s=s/2
        a.append(s)
    else:
        s=3*s+1
        a.append(s)
    if len(a)!=len(set(a)):
        print(len(a))
        exit()

Fixed code:
s=int(input())
a=[]
a.append(s)

while 1:
    if s%2==0:
        s=s/2
        a.append(s)
    else:
        s=3*s+1
        a.append(s)
    if len(a)!=len(set(a)):
        print(len(a))
        exit()
Buggy code:
def func(long n):
    if n % 2 == 0:
        return n / 2
    else:
        return 3*n + 1

s = int(input())

data = set(s)

for i in range(1000010):
    l = len(data)
    val = func(s)
    data.add(val)
    if l == len(data):
        print(i+2)
        break
    s = val


Fixed code:
def func(n):
    if n % 2 == 0:
        return n / 2
    else:
        return 3*n + 1

s = int(input())
data = set()
data.add(s)
for i in range(1000010):
    l = len(data)
    val = func(s)
    data.add(val)
    if l == len(data):
        print(i+2)
        break
    s = val
Buggy code:
s = int(input())
a = []
flag = 0
i = 0
while s not in a:
    a.append(s)
    if s % 2 == 0:
        s = s/2
    else:
        s = 3 * s + 1
    i += 1
print(i)

Fixed code:
s = int(input())
a = []
flag = 0
i = 1
while s not in a:
    a.append(s)
    if s % 2 == 0:
        s = s//2
    else:
        s = 3 * s + 1
    i += 1
print(i)
Buggy code:
S=int(input())
l=[0]*1000000
l[0]=0
l[1]=S
for i in range(2,1000000):
    if l[i-1]%2==0:
       l[i]=l[i-1]//2
    else:
        l[i]=3*l[i-1]+1
    print(l[i])
    for j in range(1,i-1):
        if l[i]==l[j]:
            print(i)
            exit()


Fixed code:
S=int(input())
l=[0]*1000000
l[0]=0
l[1]=S
for i in range(2,1000000):
    if l[i-1]%2==0:
       l[i]=l[i-1]//2
    else:
        l[i]=3*l[i-1]+1
    for j in range(1,i-1):
        if l[i]==l[j]:
            print(i)
            exit()
Buggy code:
flg=[False for i in range(1000001)]
a=int(input())
flg[a]=True
for i in range(2,10000000000000):
  if a%2==0:
    a//=2
  else:
    a=3*a+1
  if flg[a]:
    break
print(i)

Fixed code:
flg=[False for i in range(1000001)]
a=int(input())
flg[a]=True
for i in range(2,10000000000000):
  if a%2==0:
    a//=2
  else:
    a=3*a+1
  if flg[a]:
    break
  flg[a]=True
print(i)
Buggy code:
a = int(input())

num_list = [a]
init_flag = True
while True:
	num = num_list[-1]
	if num%2 == 0:
		new_num = int(num/2)
	else:
		new_num = int(3*num+1)

	if not init_flag and new_num in num_list:
		print(num_list.index(num))
		break
	num_list.append(new_num)
	init_flag = False
	print(num_list)

Fixed code:
a = int(input())

num_list = [a]
init_flag = True
result = 1
while True:
	result += 1
	num = num_list[-1]
	if num%2 == 0:
		new_num = int(num/2)
	else:
		new_num = int(3*num+1)

	if not init_flag and new_num in num_list:
		#print(num_list.index(num))
		print(result)
		break
	num_list.append(new_num)
	init_flag = False
Buggy code:
s=int(input())
l=[s]
i=0
ans="False"
while ans=="True":
	if l[i]%2==0:
		l.append(l[i]//2)
		i+=1
		if l[i] in l[:i-1]:
			ans="True"
	else:
		l.append(l[i]*3+1)
		i+=1
		if l[i] in l[:i-1]:
			ans="True"
print(len(l))

Fixed code:
s=int(input())
l=[s]
i=0
ans="False"
while ans=="False":
	if l[i]%2==0:
		l.append(l[i]//2)
		i+=1
		if l[i] in l[:i-1]:
			ans="True"
	else:
		l.append(l[i]*3+1)
		i+=1
		if l[i] in l[:i-1]:
			ans="True"
print(len(l))
Buggy code:
a = [int(input())]

for i in range(100000):
  if a[i] % 2 == 0:
    a.append(a[i]//2)
    else:
      a.append(3*a[i] + 1)
    
    if a[i+1] in a[:i]
      print(i+2)
      break
      

Fixed code:
a = [int(input())]

for i in range(100000):
  if a[i] % 2 == 0:
    a.append(a[i]//2)
  else:
    a.append(3*a[i] + 1)
    
  if a[i+1] in a[:i]:
    print(i+2)
    break
Buggy code:
s=int(input())
tmp=[s]
for m in range(2,1000000):
  if tmp[-1]%2 == 0:
    if tmp[-1]/2 in tmp:
      print(tmp, m)
      exit()
    else:
      tmp.append(tmp[-1]/2)
  else:
    if 3*tmp[-1]+1 in tmp:
      print(tmp, m)
      exit()
    else:
      tmp.append(3*tmp[-1]+1)

Fixed code:
s=int(input())
tmp=[s]
for m in range(2,1000000):
  if tmp[-1]%2 == 0:
    if tmp[-1]/2 in tmp:
      print(m)
      exit()
    else:
      tmp.append(tmp[-1]/2)
  else:
    if 3*tmp[-1]+1 in tmp:
      print(m)
      exit()
    else:
      tmp.append(3*tmp[-1]+1)
Buggy code:
a = int(input())
t = [0]*1000000
t[a] = 1
for i in range(2,1000001):
    if a % 2 == 0:
        a //= 2
    else:
        a = 3*a + 1
    print(a)
    if t[a]:
        break
    t[a] = 1
print(i)

Fixed code:
a = int(input())
t = [0]*1000000
t[a] = 1
for i in range(2,1000001):
    if a % 2 == 0:
        a //= 2
    else:
        a = 3*a + 1
    if t[a]:
        break
    t[a] = 1
print(i)
Buggy code:
s = int(input())
a = []

while s not in a:
    print("xxx")
    a.append(s)
    if s % 2 == 0:
        s = s / 2
    else:
        s = s * 3 + 1

print(len(a) + 1)


Fixed code:
s = int(input())
a = []

while s not in a:
    a.append(s)
    if s % 2 == 0:
        s = s / 2
    else:
        s = s * 3 + 1

print(len(a) + 1)
Buggy code:
s = int(input())

def f(n):
    if n%2==0:
        return int(n/2)
    else:
        return int(3*n+1)

a = [s]
for i in range(100):
    a_nxt = f(a[i])
    if a_nxt in a:
        print(i+2)
        break
    a.append(a_nxt)

Fixed code:
s = int(input())

def f(n):
    if n%2==0:
        return n//2
    else:
        return 3*n+1

a = [s]
for i in range(1000000):
    a_nxt = f(a[i])
    if a_nxt in a:
        print(i+2)
        break
    a.append(a_nxt)
Buggy code:
s = int(input())
a = [s]

for i in range(2, 1000001):
  if s % 2 == 0:
    s = s / 2
  else:
    s = 3 * s + 1
  
  if s in a:
    print(i)
    break
   
  s.append(s)

Fixed code:
s = int(input())
a = [s]

for i in range(2, 1000001):
  if s % 2 == 0:
    s = s / 2
  else:
    s = 3 * s + 1
  
  if s in a:
    print(i)
    break
   
  a.append(s)
Buggy code:
#! /usr/bin/env python3
# -*- coding: utf-8 -*-

s = int(input())

ls =[s]
while True:
    if ls[-1] % 2 ==0:
        a = ls[-1]/2
    else:
        a = ls[-1]*3 + 1
    if a in ls:
        break
    else:
        ls.append(a)

print(lsn(ls))



Fixed code:
#! /usr/bin/env python3
# -*- coding: utf-8 -*-

s = int(input())

ls =[s]
while True:
    if ls[-1] % 2 ==0:
        a = int(ls[-1]/2)
    else:
        a = int(ls[-1]*3 + 1)
    
    if a in ls:
        break
    else:
        ls.append(a)

print(len(ls)+1)
Buggy code:
S = int(input())

A = [S]
idx = 0
while True
  if A[idx] % 2 == 0:
    A.append(idx//2)
  else:
    A.append(idx*3+1)
  if A[idx+1] in A[:idx+1]:
    print(idx+1)
    break
  idx += 1
      

Fixed code:
S = int(input())

A = [S]
idx = 0
while True:
  if A[idx] % 2 == 0:
    A.append(A[idx]//2)
  else:
    A.append(A[idx]*3+1)
  if A[idx+1] in A[:idx+1]:
    print(idx+2)
    break
  idx += 1
Buggy code:
s = int(input())

def f(n):
  if n%2:
    return n*3+1
  else:
    return n//2

i = 1
hist = {s:i}
while 1:
  s = f(s)
  if s in hist:
    print(i)
    break
  else:
    hist[s]= i
  i+=1

Fixed code:
s = int(input())

def f(n):
  if n%2:
    return n*3+1
  else:
    return n//2

i = 1
hist = {s:i}
while 1:
  s = f(s)
  i+=1
  if s in hist:
    print(i)
    break
  else:
    hist[s]= i
Buggy code:
def f(x):
  if x % 2 == 0:
    return x//2
  else:
    return 3*x+1
  
s = int(input())
a = [s]
m = 1
while True:
	t = f(s)
    m += 1
	if t not in a:
      a.append(t)
      s = t
    else:
      break
print(m)

Fixed code:
def f(x):
	if x % 2 == 0:
		return x//2
	else:
		return 3*x+1
 
s = int(input())
a = [s]
m = 1
while True:
	t = f(s)
	m += 1
	if t not in a:
		a.append(t)
		s = t
	else:
		break
print(m)
Buggy code:
# ABC116b
import sys
input = sys.stdin.readline
sys.setrecursionlimit(10**6)

s = int(input())


def f(n):
    if(n % 2 == 0):
        return n//2
    else:
        return 3*n+1


a = [0, s]

for i in range(2, 10**6):
    num = f(a[i-1])
    a.append(num)
    idx = a.index(num)
    print(a)
    if(idx+1 < i):
        print(i)
        exit()

Fixed code:
# ABC116b
import sys
input = sys.stdin.readline
sys.setrecursionlimit(10**6)

s = int(input())


def f(n):
    if(n % 2 == 0):
        return n//2
    else:
        return 3*n+1


a = [0, s]

for i in range(2, 10**6):
    num = f(a[i-1])
    a.append(num)
    idx = a.index(num)
    #print(a)
    if(idx+1 < i):
        print(i)
        exit()
Buggy code:
s = int(input())
if s == 1 or s == 2:
    print(4)
    res = 1
    while True:
        if s == 4:
            break
        else:
            if s % 2 == 0:
                s = s // 2
            else:
                s = 3 * s + 1
            res += 1

    print(res+3)

Fixed code:
s = int(input())
if s == 1 or s == 2:
    print(4)
else:
    res = 1
    while True:
        if s == 4:
            break
        else:
            if s % 2 == 0:
                s = s // 2
            else:
                s = 3 * s + 1
            res += 1

    print(res+3)
Buggy code:
s = int(input())
l=[]
count = 2

while s not in l:
  l.append(s)
  count+=1
  if s % 2 == 0:
    s = s//2
  else:
    s = 3*s+1

print(count)

Fixed code:
s = int(input())
l=[]
count = 1

while s not in l:
  l.append(s)
  count+=1
  if s % 2 == 0:
    s = s//2
  else:
    s = 3*s+1

print(count)
Buggy code:
N=int(input())
i=1
L=[N]
M=N
while i< 10:
  i+=1
  if M%2==0:
    M=M/2
    L.append(int(M))
  else:
    M=3*M+1
    L.append(int(M))
  if L.count(M) ==2:
    print(i)
    break

Fixed code:
N=int(input())
i=1
L=[N]
M=N
while i< 1000000:
  i+=1
  if M%2==0:
    M=M/2
    L.append(int(M))
  else:
    M=3*M+1
    L.append(int(M))
  if L.count(M) ==2:
    print(i)
    break
Buggy code:
s = int(input())
lst = []
lst.append(s)
i = 2
while true:
  if i % 2 == 0:
    a = i / 2
  else:
    a = 3 * i + 1
  if a in lst:
    print(i)
    break
  lst.append(a)

Fixed code:
s = int(input())
lst = []
lst.append(s)
a = s
i = 2
while True:
  if a % 2 == 0:
    b = int(a / 2)
  else:
    b = 3 * a + 1
  if b in lst:
    print(i)
    break
  lst.append(b)
  a = b
  i += 1
Buggy code:
s = int(input())
s_list = []
if s != 1 or s != 2:
    while s != 1:
        if s % 2 == 0:
            s = s / 2
        else:
            s = 3 * s + 1
        s_list.append(s)
    print(max(len(s_list)+2), 4)
else:
    print(4)

Fixed code:
s = int(input())
s_list = []
if s != 1 or s != 2:
    while s != 1:
        if s % 2 == 0:
            s = s / 2
        else:
            s = 3 * s + 1
        s_list.append(s)
    print(max(len(s_list)+2, 4))
else:
    print(4)
Buggy code:
def f(n):
  if n % 2 == 0:
    return n//2
  else:
    return 3*n + 1


s = int(input())
a = [s]
i = 0
while True:
  s = f(a[i])
  if a in s:
    print(i)
    break
  else:
    a.append(s)
    i += 1


Fixed code:
def f(n):
    if n%2 == 0:
        return int(n/2)
    else :
        return int(3*n + 1)

s = int(input())
a = [s]
i = 0
while True:
    next_insert = f(a[i])
    #print(a)
    if (next_insert in a) == True:
        break
    a.append(next_insert)
    i +=1
print(i+2)
Buggy code:
def f(n):
  if n % 2 == 0:
    return n//2
  else:
    return 3*n + 1


s = int(input())
a = [s]
i = 0
while True:
  s = f(a[i])
  if a in s:
    print(i)
    break
  else:
    a.ppend(s)
    i += 1

Fixed code:
def f(n):
  if n % 2 == 0:
    return n//2
  else:
    return 3*n + 1


s = int(input())
a = [s]
i = 0
while True:
  s = f(a[i])
  if s in a:
    print(i+2)
    break
  else:
    a.append(s)
    i += 1
Buggy code:
colatz=[1,2,4]
colatz.append(int(input()))
b=3
while colatz[b]!=colatz[b-3]:
    if colatz[b]%2==0:
        colatz.append(colatz[b]/2)
    else: colatz.append(3*colatz[b]+1)
    b=b+1
print(b)

Fixed code:
colatz=[1,2,4]
colatz.append(int(input()))
if colatz[3]==1 or colatz[3]==2 or colatz[3]==4:
    print(4)
else:
    b=3
    while colatz[b]!=4:
        if colatz[b]%2==0:
            colatz.append(colatz[b]/2)
        else: colatz.append(3*colatz[b]+1)
        b=b+1
    print(b+1)
Buggy code:
def next_num(n):
  if n%2:
    return n/2
  else:
    return 3*n+1

s = int(input())

n = s
for i in range(1000000):
  if n == 4:
    print(i+4)
    break
  n = next_num(n)


Fixed code:
def next_num(n):
  if n%2:
    return 3*n+1
  else:
    return n/2

s = int(input())

n = s
for i in range(1000000):
  if n in [1,2,4]:
    print(i+4)
    break
  n = next_num(n)
Buggy code:
s = int(input())
count = 0
while s!=1:
  if s%2==0:
    s /= 2
  else:
    s = s*3+1
  count += 1
if s == 1:
  print(4)
elif s == 2:
  print(2)
else:
  print(count+2)


Fixed code:
s = int(input())
moto = s
count = 0
while s!=1:
  if s%2==0:
    s /= 2
  else:
    s = s*3+1
  count += 1
if moto == 1:
  print(4)
elif moto == 2:
  print(4)
else:
  print(count+2)
Buggy code:
def f(n):
  if(n % 2 == 0):
    return n // 2
  else:
    return (3 * n) + 1
N = int(input())
 
test = set(N)
before = N
for i in range(1, 10**6 + 1):
  current = f(before)
  if(current in test):
    print(i+1)
    exit()
  before = current
  test.add(current)


Fixed code:
def f(n):
  if(n % 2 == 0):
    return n // 2
  else:
    return (3 * n) + 1
N = int(input())
 
test = set([N])
before = N
for i in range(1, 10**6 + 1):
  current = f(before)
  if(current in test):
    print(i+1)
    exit()
  before = current
  test.add(before)
Buggy code:
s = list(int(input()))
for i in range(1000001):
    if s[i] % 2 == 0:
        s.append(s[i]/2)
    else:
        s.append(3 * s[i] + 1)
    if s[i] in s[:i]:
        print(i+1)
        break

Fixed code:
s = [int(input())]
for i in range(1000001):
    if s[i] % 2 == 0:
        s.append(s[i]/2)
    else:
        s.append(3 * s[i] + 1)
    if s[i] in s[:i]:
        print(i+1)
        break
Buggy code:
s=int(input())
a=[s]
k=1
while k>0:
    if s%2==0:
        x=int(s/2)
        s=x
        a.append(x)
    else:
        x=int(3*s+1)
        s=x
        a.append(int(3*s+1))
    for i in range(len(a)-1):
        if a[len(a)-1]==a[i]:
            print(len(a)-1)
            k=0       




Fixed code:
s=int(input())
a=[s]
k=1
while k>0:
    if s%2==0:
        x=int(s/2)
        s=x
        a.append(x)
    else:
        x=int(3*s+1)
        s=x
        a.append(x)
    for i in range(len(a)-1):
        if a[len(a)-1]==a[i]:
            print(len(a))
            k=0
Buggy code:
def f(n):
    if n%2 ==0:
        return n/2
    else:
        return 3*n+1

s = int(input())
a = [0] * 1
a[0] = s
ans = 0

for i in a:
    b = f(i)
    ans += 1
    if b in a:
        break
    a.append(b)
print(ans)

Fixed code:
def f(n):
    if n%2 ==0:
        return n/2
    else:
        return 3*n+1

s = int(input())
a = [0] * 1
a[0] = s
ans = 1

for i in a:
    b = f(i)
    ans += 1
    if b in a:
        break
    a.append(b)
print(ans)
Buggy code:
a=int(input())
l=[a]
b=True
i=1
while b==True:
  if a%2==0:
    a=a//2
  else:
    a=3*a+1
  if a in l:
    b==False
    print(i+1)
    exit
  else:
    l.append(a)
    i+=1
   
  
    

Fixed code:
a=int(input())
l=[a]
b=True
i=1
while b==True:
  if a%2==0:
    a=a//2
  else:
    a=3*a+1
  if a in l:
    b=False
    print(i+1)
    exit
  else:
    l.append(a)
    i+=1
Buggy code:
s = int(input())
a_prev = s
a_old = {}
for i in range(2,101):
    if a_prev % 2:
        a = 3 * a_prev + 1
    else:
        a = a_prev / 2
    if a in a_old:
        print(int(i))
        break
    else:
        a_old[a] = 1
        a_prev = a

Fixed code:
s = int(input())
a_prev = s
a_old = {s:1}
for i in range(2,1000001):
    if a_prev % 2:
        a = int(3 * a_prev + 1)
    else:
        a = int(a_prev / 2)
    if a in a_old:
        print(int(i))
        break
    else:
        a_old[a] = 1
        a_prev = a
Buggy code:
s = int(input())
ans = [s]

for i in range(20):
    if s % 2 == 0:
        s //= 2
        ans.append(s)
    else:
        s = 3*s + 1
        ans.append(s)

check = []

for i in range(len(ans)):
    if ans[i] not in check:
        check.append(ans[i])
    else:
        print(i+1)
        break


Fixed code:
s = int(input())
ans = [s]

for i in range(10**5):
    if s % 2 == 0:
        s //= 2
        ans.append(s)
    else:
        s = 3*s + 1
        ans.append(s)

check = []

for i in range(len(ans)):
    if ans[i] not in check:
        check.append(ans[i])
    else:
        print(i+1)
        break
Buggy code:
a = int(input())
a_list = [a]
b = 0
for i in range(1000001):
    print(a_list)
    
    if a_list[i] % 2== 0:
        b = int((a_list[i])/2)
        if b in a_list:
            print(i+2)
            break
        else:
            a_list.append(b)
    else:
        b = 3 * a_list[i] + 1
        if b in a_list:
            print(i+2)
            break
        else:
            a_list.append(b)

Fixed code:
a = int(input())
a_list = [a]
b = 0
for i in range(1000001):
    
    
    if a_list[i] % 2== 0:
        b = int((a_list[i])/2)
        if b in a_list:
            print(i+2)
            break
        else:
            a_list.append(b)
    else:
        b = 3 * a_list[i] + 1
        if b in a_list:
            print(i+2)
            break
        else:
            a_list.append(b)
Buggy code:
a = int(input())
als = [0]*(100000)
for i in range(0,10**6+2):
    als[a] = 1
    if a%2 == 0:
        a = a//2
    else:
        a = 3*a+1
    if als[a] == 1:
        print(i+2)
        exit()
    print(a)

Fixed code:
a = int(input())
als = [0]*(10**6+2)
for i in range(0,10**6+2):
    als[a] = 1
    if a%2 == 0:
        a = a//2
    else:
        a = 3*a+1
    if als[a] == 1:
        print(i+2)
        exit()
Buggy code:
a=int(input())
m={}
for i in range(1000000):
  if a in m:
    break
  m[a] = i
  if a %2==0:
    a //=2
  else:
    a = 3*a+1
print(m[a])


Fixed code:
a=int(input())
m={}
for i in range(1000000):
  if a in m:
    print(i+1)
    break
  m[a] = i
  if a %2==0:
    a //=2
  else:
    a = 3*a+1
Buggy code:
s=int(input())
l=[]
while(S not in 1):
  l.append(s)
  if s%2==0:s//=2
  else s=s*3+1
print(len(l)+1)

Fixed code:
s=int(input())
l=[]
while(s not in l):
  l.append(s)
  if s%2==0:s//=2
  else:s=s*3+1
print(len(l)+1)
Buggy code:
s = int(input())
count = 0
while(True):
    if s%2 == 0:
        s = int(s/2)
    else:
        s = 3*s +1
    count += 1
    if s == 1 or 2 or 4:
        print(count+2)
        break
    else:
        pass

Fixed code:
s = int(input())
count = 0
if s == 1 or s == 2 or s == 4:
    print(4)
else:
    while(True):
        if s%2 == 0:
            s = int(s/2)
        else:
            s = 3*s +1
        count += 1
        if s == 4:
            print(count+4)
            break
        else:
            pass
Buggy code:
s = int(input())

def calc(n):
  if n % 2:
    return 3 * n + 1
  else:
    return n // 2

if s == 1 or s == 2 or s == 4:
  print(4)
else:
  count = 1
  while s != 4:
    s = calc(s)
    count += 1
    print(count + 3)

Fixed code:
s = int(input())

def calc(n):
  if n % 2:
    return 3 * n + 1
  else:
    return n // 2

if s == 1 or s == 2 or s == 4:
  print(4)
else:
  count = 1
  while s != 4:
    s = calc(s)
    count += 1
  print(count + 3)
Buggy code:
nums = []
nums.append(int(input()))

for i in range(1,100):
    if nums[i - 1] % 2 == 0:
        nums.append(nums[i - 1] // 2)
    else:
        nums.append(nums[i - 1] * 3 + 1)

for i in range(100):
    for j in range(i + 1,100):
        if nums[i] == nums[j]:
            print(j + 1)
            break
    else:
        continue
    break

Fixed code:
nums = []
nums.append(int(input()))

for i in range(1,100000):
    if nums[i - 1] % 2 == 0:
        nums.append(nums[i - 1] // 2)
    else:
        nums.append(nums[i - 1] * 3 + 1)

for i in range(100000):
    for j in range(i + 1,100000):
        if nums[i] == nums[j]:
            print(j + 1)
            break
    else:
        continue
    break
Buggy code:
s = int(input())
List = [s]
n = s
a = 0
while a==0 :
    if n%2==0:
        n = n//2
    else:
        n = 3*n+1
    if n in List:
        print(len(List)+1)
        print(List)
        a += 1
    else:
        List.append(n)

Fixed code:
s = int(input())
List = [s]
n = s
a = 0
while a==0 :
    if n%2==0:
        n = n//2
    else:
        n = 3*n+1
    if n in List:
        print(len(List)+1)
        a += 1
    else:
        List.append(n)
Buggy code:
S=int(input())
l=[]
while(S not in l):
    l.append(S)
    if S%2==0:S//=2
    else:S=3*S+1
print(len(s)+1)

Fixed code:
S=int(input())
l=[]
while(S not in l):
    l.append(S)
    if S%2==0:S//=2
    else:S=3*S+1
print(len(l)+1)
Buggy code:
s = int(input())
l = [s]
ans = 0
next = 0

for i in range(1000000):
    if len(l) != len(set(l)):
        ans = l[i]
        break

    if l[i] % 2 == 0:
        next = s//2
        l.append(next)
    else:
        next = 3 * s + 1
        l.append(next)

print(ans)

Fixed code:
s = int(input())
l = [s]
ans = 0
next = 0

for i in range(1000000):
    if len(l) != len(set(l)):
        ans = len(l)
        break

    if l[i] % 2 == 0:
        next = l[i]//2
        l.append(next)
    else:
        next = 3 * l[i] + 1
        l.append(next)

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

INF = 1000000

s = int(input())
a = [s] * (INF + 1)

answer = 0

for i in range(INF):
    if a[i] % 2 == 0:
        a[i+1] = int(a[i] / 2)
    else:
        a[i+1] = 3 * a[i] + 1
    for j in range(0,i):
        if a[i] == a[j]:
            answer = i+1
            break
    if answer != 0:
        break

print(a)
print(answer)


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

INF = 1000000

s = int(input())
a = [s] * (INF + 1)

answer = 0

for i in range(INF):
    if a[i] % 2 == 0:
        a[i+1] = int(a[i] / 2)
    else:
        a[i+1] = 3 * a[i] + 1
    for j in range(0,i):
        if a[i] == a[j]:
            answer = i+1
            break
    if answer != 0:
        break

print(answer)
Buggy code:
n = int(input())
stpo = 0
num_list = []
while stop == 0:
  if n in num_list:
    stop = 1
    print(num_list.index(n)+1)
  else:
    num_list.append(n)
    if n % 2 == 0:
      n //= 2
    else:
      n = 3 * n + 1

Fixed code:
n = int(input())
stop = 0
num_list = []
while stop == 0:
	if n in num_list:
		stop = 1
		print(num_list.index(n)+4)
	else:
		num_list.append(n)
		if n % 2 == 0:
			n //= 2
		else:
			n = 3 * n + 1
Buggy code:
s=int(input())

line=[]
count=1

while  s not in line:
    line.append(s)
    count+=1
    if s%2==0:
        s=s//2
    else:
        s=3*s +1

print(s)

Fixed code:
s=int(input())

line=[]
count=1

while  s not in line:
    line.append(s)
    count+=1
    if s%2==0:
        s=s//2
    else:
        s=3*s +1

print(count)
Buggy code:
s = int(input())

a = []

for i in range(1000000):
    if s % 2:
        s = 3*s +1
    else:
        s = s//2
    if s in a:
        print(i+1)
        break
    a.append(s)

Fixed code:
s = int(input())

a = [s]

for i in range(1000000):
    if s % 2:
        s = 3*s +1
    else:
        s = s//2
    if s in a:
        print(i+2)
        break
    a.append(s)
Buggy code:
a = [int(input())]
def fc(n):
    if n%2:
        p = 3*n+1
    else:
        p = n//2
    return p

for i in range(1000000):
    f = fc(a[i])
    if f in a:
        m = i+2
        break
    else:
        a.append(f)
        print(a)
print(m)

Fixed code:
a = [int(input())]
def fc(n):
    if n%2:
        p = 3*n+1
    else:
        p = n//2
    return p

for i in range(1000000):
    f = fc(a[i])
    if f in a:
        m = i+2
        break
    else:
        a.append(f)
print(m)
Buggy code:
s = int(input())
a_list = [s]
INF = 10 ** 5
for i in range(INF):
    value = a_list[-1]
    if value % 2 == 0:
        next_value = value / 2
        if next_value in a_list:
            print(a_list)
            print(i + 2)
            break
        else:
            a_list.append(int(next_value))
    else:
        next_value = (3 * value) + 1
        if next_value in a_list:
            print(a_list)
            print(i + 2)
            break
        else:
            a_list.append(int(next_value))

Fixed code:
s = int(input())
a_list = [s]
INF = 10 ** 5
for i in range(INF):
    value = a_list[-1]
    if value % 2 == 0:
        next_value = value / 2
        if next_value in a_list:
            print(i + 2)
            break
        else:
            a_list.append(int(next_value))
    else:
        next_value = (3 * value) + 1
        if next_value in a_list:
            print(i + 2)
            break
        else:
            a_list.append(int(next_value))