Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
s = list(map(int , input().split()))
count = 0
for i in range(n):
  if s[i] == min(s[:i + 1]):
    count += 1

print(count)

Fixed submission:
n = int(input())
s = list(map(int , input().split()))
count = 0
mini = s[0]
for i in range(n):
  mini = min(mini , s[i])
  if s[i] == mini:
    count += 1

print(count)
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int , input().split()))
count = 0 if 1 in a else -1
i = 1
ind = 0
while i in a:
  ind = a[ind + 1:].index(i)
  count += ind
  i += 1
print(count)

Fixed submission:
n = int(input())
a = list(map(int , input().split()))
# count = 0 if 1 in a else -1
# i = 1
# while i in a:
#   ind = a.index(i)
#   count += ind
#   a = a[ind + 1:]
#   i += 1
# print(count)

ans = []
i = 1
for j in range(n):
  if i == a[j]:
    i += 1
    ans.append(i)

print(n - len(ans) if 1 in a else -1)
Buggy python submission (verdict: Runtime Error):
import math
a , b , k = map(int , input().split())
ans = set()
for i in range(min(k , math.ceil((b - a + 1) / 2))):
  ans.add(a + i , b - i)
ans = sorted(list(ans))
print('\n'.join([str(n) for n in ans]))

Fixed submission:
import math
a , b , k = map(int , input().split())
ans = set()
for i in range(min(k , math.ceil((b - a + 1) / 2))):
  ans.add(a + i)
  ans.add(b - i)
ans = sorted(list(ans))
print('\n'.join([str(n) for n in ans]))
Buggy python submission (verdict: Runtime Error):
s = input()
alpha = 'abcdefghijklmnopqrstuvwxyz'
for i in s:
  if i in alpha:
    alpha = alpha.strip(i)

print(alpha[0])

Fixed submission:
s = input()
ans = 'None'
for letter in "abcdefghijklmnopqrstuvwxyz":
  if letter not in s:
    ans = letter
    break
print(ans)
Buggy python submission (verdict: Runtime Error):
a , b , c = map(int, input().split())
count = 0
if a == 1 and b == 1 and c == 1:
  break
elif a == b and a == c:
  count = -1
else:
  while a % 2 == 0 and b % 2 == 0 and c % 2 == 0:
    a_copy = a
    b_copy = b
    c_copy = c
    a = int(b_copy / 2 + c_copy / 2)
    b = int(a_copy / 2 + c_copy / 2)
    c = int(b_copy / 2 + a_copy / 2)
    count += 1
  
print(count)

Fixed submission:
a , b , c = map(int, input().split())
count = 0
if a == 1 and b == 1 and c == 1:
  pass
elif a == b and a == c:
  count = -1
else:
  while a % 2 == 0 and b % 2 == 0 and c % 2 == 0:
    a_copy = a
    b_copy = b
    c_copy = c
    a = int(b_copy / 2 + c_copy / 2)
    b = int(a_copy / 2 + c_copy / 2)
    c = int(b_copy / 2 + a_copy / 2)
    count += 1
  
print(count)
Buggy python submission (verdict: Runtime Error):
o = input()
e = input()
if len(e) != len(o):
  e += ''
password = ''
for i in range(len(o)):
  password += o[i] + e[i]
print(password)
  

Fixed submission:
o = input()
e = input()
if len(e) != len(o):
  e += ' '
password = ''
for i in range(len(o)):
  password += o[i] + e[i]
print(password)
Buggy python submission (verdict: Runtime Error):
x, y = map(int,input().split())
z=-2
if x %2 == 0:
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y :
            print("Yes")
    elif z!=y :
            print("No")
else:
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y or z == (y-2):
            print("Yes")
    elif z!=y :
            print("No")

Fixed submission:
x1,x2,x3,x4,x5,=map(int,input().split())
if 0 == x1:
    print("1")
elif 0 == x2:
    print("2")
elif 0 ==x3:
    print("3")
elif 0 == x4:
    print("4")
else:
    print("5")

Buggy python submission (verdict: Runtime Error):
x, y = map(int,input().split())
z=-2
if x %2 == 0:
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y :
            print("Yes")
    elif z!=y :
            print("No")
elif x%2 != 0:
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y or z == (y-2):
            print("Yes")
    elif z!=y :
            print("No")

Fixed submission:
x1,x2,x3,x4,x5,=map(int,input().split())
if 0 == x1:
    print("1")
elif 0 == x2:
    print("2")
elif 0 ==x3:
    print("3")
elif 0 == x4:
    print("4")
else:
    print("5")

Buggy python submission (verdict: Runtime Error):
x, y = map(int,input().split())
z=-2
if x %2 == 0:
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y :
            print("Yes")
    elif z!=y :
            print("No")
elif x%2 != 0:
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y or z == (y-2):
            print("Yes")
    elif z!=y :
            print("No")

Fixed submission:
x1,x2,x3,x4,x5,=map(int,input().split())
if 0 == x1:
    print("1")
elif 0 == x2:
    print("2")
elif 0 ==x3:
    print("3")
elif 0 == x4:
    print("4")
else:
    print("5")

Buggy python submission (verdict: Runtime Error):
x, y = map(int,input().split())
z=-2
if x %2 == 0:
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y :
            print("Yes")
    elif z!=y :
            print("No")
elif x%2 != 0
    for i in range(x):
        if i % 2 == 0:
            z +=4
        else:
            z +=2
    if z == y or z == (y-2):
            print("Yes")
    elif z!=y :
            print("No")

Fixed submission:
x1,x2,x3,x4,x5,=map(int,input().split())
if 0 == x1:
    print("1")
elif 0 == x2:
    print("2")
elif 0 ==x3:
    print("3")
elif 0 == x4:
    print("4")
else:
    print("5")
Buggy python submission (verdict: Runtime Error):
A = int(input())
B = float(input())
print(A * round(B,2))

Fixed submission:
N = int(input())
A = list(map(int, input().split()))
result = 1
if 0 in A:
    print(0)
else:
    for i in range(N):
        result *= A[i]
        if result > 10**18:
            print(-1)
            quit()
    print(result)

Buggy python submission (verdict: Runtime Error):
import math
N = int(input())
list=[]
for i in range(N):
    i = int(input())
    list.append(i)

if  math.prod(list) < 1000000000000000000:
    print(math.prod(list))
else:
    print(-1)

Fixed submission:
N = int(input())
A = list(map(int, input().split()))
result = 1
if 0 in A:
    print(0)
else:
    for i in range(N):
        result *= A[i]
        if result > 10**18:
            print(-1)
            quit()
    print(result)
Buggy python submission (verdict: Runtime Error):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
b = np.bitwise_xor.reduce(a)
c = np.bitwise_xor(a, b)
print(*c, sep=" ")


Fixed submission:
a = input()
if(a == a.upper()):
    print("A")
else:
    print("a")

Buggy python submission (verdict: Runtime Error):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
b = np.bitwise_xor.reduce(a)
c = np.bitwise_xor(a, 0)
print(*c, sep=" ")


Fixed submission:
a = input()
if(a == a.upper()):
    print("A")
else:
    print("a")

Buggy python submission (verdict: Runtime Error):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
# b = np.bitwise_xor.reduce(a)
c = np.bitwise_xor(a, 0)
print(*c, sep=" ")

# for n in range(N):
#     print(np.bitwise_xor.reduce(a) ^ a[n])


Fixed submission:
a = input()
if(a == a.upper()):
    print("A")
else:
    print("a")

Buggy python submission (verdict: Runtime Error):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
b = np.bitwise_xor.reduce(a)
# c = np.bitwise_xor(a, b)
# print(*c, sep=" ")

# for n in range(N):
#     print(np.bitwise_xor.reduce(a) ^ a[n])


Fixed submission:
a = input()
if(a == a.upper()):
    print("A")
else:
    print("a")

Buggy python submission (verdict: Runtime Error):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
b = np.bitwise_xor.reduce(a)
c = np.bitwise_xor(a, b)
print(*c, sep=" ")


Fixed submission:
a = input()
if(a == a.upper()):
    print("A")
else:
    print("a")

Buggy python submission (verdict: Runtime Error):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
b = np.bitwise_xor.reduce(a)
for n in range(N):
    print(b ^ a[n])


Fixed submission:
a = input()
if(a == a.upper()):
    print("A")
else:
    print("a")
Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np

N = int(input())
A = np.fromstring(input(), sep=" ", dtype=np.int64)
Q = int(input())
B = np.zeros(Q)
C = np.zeros(Q)
D = np.fromstring(" ".join([input() for q in range(Q)]), sep=" ", dtype=np.int64).reshape((Q, 2))
B = D[:, 0]
C = D[:, 1]

for q in range(Q):
    A[A == B[q]] = C[q]
    print(np.sum(A))

Fixed submission:
import numpy as np

N = int(input())
A = np.fromstring(input(), sep=" ", dtype=np.int64)
Q = int(input())
B = np.zeros(Q)
C = np.zeros(Q)
D = np.fromstring(" ".join([input() for q in range(Q)]), sep=" ", dtype=np.int64).reshape((Q, 2))
B = D[:, 0]
C = D[:, 1]

d = dict(np.c_[np.unique(A, return_counts=True)])
s = np.sum(A)
for q in range(Q):
    if(B[q] in d):
        n = d.pop(B[q])
        s += n * (C[q] - B[q])
        if(C[q] in d):
            d[C[q]] += n
        else:
            d[C[q]] = n
    print(s)
Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
# b = np.bitwise_xor.reduce(a)
# c = np.bitwise_xor(a, b)
# print(*c, sep=" ")
for n in range(N):
    print(np.bitwise_xor.reduce(a) ^ a[n])


Fixed submission:
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
b = np.bitwise_xor.reduce(a)
c = np.bitwise_xor(a, b)
print(*c, sep=" ")

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
for n in range(N):
    print(np.bitwise_xor.reduce(a) ^ a[n])


Fixed submission:
import numpy as np

N = int(input())
a = np.fromstring(input(), sep=" ", dtype=np.int64)
b = np.bitwise_xor.reduce(a)
c = np.bitwise_xor(a, b)
print(*c, sep=" ")
Buggy python submission (verdict: Runtime Error):
X = input()
if 399 < X < 600:
  print(8)
if 599 < X < 800:
  print(7)
if 799 < X < 1000:
  print(6)
if 999 < X < 1200:
  print(5)
if 1199 < X < 1400:
  print(4)
if 1399 < X < 1600:
  print(3)
if 1599 < X < 1800:
  print(2)
if 1799 < X < 2000:
  print(1)


Fixed submission:
X = int(input())
result = 8 - (X - 400)//200
print(str(result))
Buggy python submission (verdict: Runtime Error):
seep, wolf = map(int, input().rstrip())

if seep > wolf:
  print('safe')
else:
  print('unsafe')

Fixed submission:
seep, wolf = map(int, input().rstrip().split())
 
if seep > wolf:
  print('safe')
else:
  print('unsafe')
Buggy python submission (verdict: Runtime Error):
N = int(input())

goods = {}
for i in range(N):
  name = input().rstrip()
  if name in goods.keys():
    goods[name] += 1
  else:
    goods[name] = 1
print(len(goods.keys()))

Fixed submission:
a, b, c, d = map(int, input().split())
while(a > 0 and c > 0):
  c -= b
  if c <= 0:
    break
  a -= d
  if a <= 0:
    break
if a > c:
  print('Yes')
else:
  print('No')
Buggy python submission (verdict: Time Limit Exceeded):
num = input()

count = 0
year = 2019

for i in range(len(num)):
  for j in range(i, len(num)):
    if int(num[i:j+1]) % year == 0:
      count += 1
print(count)

Fixed submission:
def main():
    S = input()[::-1]
    ans = 0
    mods = [0] * 2019
    mods[0] = 1
    current = 0
    x = 1
    for s in S:
        current = (current + x * int(s)) % 2019
        ans += mods[current % 2019]
        mods[current % 2019] += 1
        x = x * 10 % 2019
    print(ans)

if __name__ == '__main__':
    main()
Buggy python submission (verdict: Runtime Error):
money = int(input())
 
happy = 0
 
happy += int((money / 500) * 1000)
 
money -= (money / 500) * 500
 
happy += int((money / 5) * 5)
 
print(happy)

Fixed submission:
string = input()
if string[2] == string[3] and string[4] == string[5]:
	print('Yes')
else:
  	print('No')
Buggy python submission (verdict: Runtime Error):
k = int(input())

if k%2 == 0:
    print(-1)
    exit()
elif k == 1:
    print(1)
    exit()
elif k == 11:
    print(2)
    exit()
elif k == 101:
    print(4)
    exit()
elif 1001%k == 0:
    print(6)
    exit()
elif 10001%k == 0:
    print(8)
    exit()
elif 100001%k == 0:
    print(10)
    exit()
elif 1000001%k == 0:
    print(12)
    exit()
elif 10000001%k == 0:
    print(14)
    exit()
elif 100000001%k == 0:
    print(16)
    exit()
elif 1000000001%k == 0:
    print(18)
    exit()
elif 10000000001%k == 0:
    print(20)
    exit()
k = int(input())

if k%2 == 0:
    print(-1)
    exit()
elif k == 1:
    print(1)
    exit()
elif k == 11:
    print(2)
    exit()
elif k == 101:
    print(4)
    exit()
elif 1001%k == 0:
    print(6)
    exit()
elif 10001%k == 0:
    print(8)
    exit()
elif 100001%k == 0:
    print(10)
    exit()
elif 1000001%k == 0:
    print(12)
    exit()
elif 10000001%k == 0:
    print(14)
    exit()
elif 100000001%k == 0:
    print(16)
    exit()
elif 1000000001%k == 0:
    print(18)
    exit()
elif 10000000001%k == 0:
    print(20)
    exit()
elif 100000000001%k == 0:
    print(22)
    exit()
elif 1000000000001%k == 0:
    print(24)
    exit()
elif 10000000000001%k == 0:
    print(26)
    exit()
else:
    print(k-1)

Fixed submission:
k = int(input())

def solve():
    if 7%k == 0:
        return 1
    val = 7
    for i in range(2, k + 1):
        val = val*10 + 7
        val = val%k
        if val == 0:
            return i

    return -1

print(solve())
Buggy python submission (verdict: Runtime Error):
N = input()
N_1 = N[-3] + N[-2] + N[-1]

if N_1 == "000":
    print(0)
else:
    print(1000-int(N_1))

Fixed submission:
N = input()

if len(N) <= 2:
    print(1000 - int(N)) 
    
else:
    N_1 = N[-3] + N[-2] + N[-1]
    if N_1 == "000":
        print(0)
    else:
        print(1000-int(N_1))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
a = list(map(int, input().split()))
q = int(input())
b_c = []
for i in range(q):
    b_c.append(list(input().split()))

for i in range(q):
    for k in range(n):
        if int(b_c[i][0]) == a[k]:
            a[k] = int(b_c[i][1])
    print(sum(a))

Fixed submission:
import collections

n = int(input())
a = list(map(int, input().split()))
q = int(input())
dic = collections.Counter(a)

ans = sum(a)

for i in range(q):
    b,c = map(int, input().split())
    B = dic[b]
    ans = ans + (c-b) * B
    print(ans)
    dic[b] = 0
    dic[c] = dic[c] + B
Buggy python submission (verdict: Runtime Error):
x,n =map(int,input().split())
 
if  n==0:
    print(x)
else:
    P =list(map(int,input().split()))
    for i in range(100):
        if  (x-i) not in P:
            print(x-i)
            break
        elif (x+i) not in P:
            print(x+i)
            break

Fixed submission:
x = list(map(int, input().split()))
print(x.index(0) + 1)
Buggy python submission (verdict: Runtime Error):
import random

def name():
    S = input("S:")
    
    if len(S) > 20:
        return name()
    
    if len(S) < 3:
        return name()
    
    if s.isupper() == True:
        return name()
    
    if s.isalpha() == False:
        return name()
    
    else:
        l = list(S)
        x = random.randint(0, len(s) - 3)
        y = l[x]
        z = l.index(y)
        print(y + l[z+1] + l[z+2])
                
name()

Fixed submission:
import random

def name(x):
    if len(x) > 20:
        return name()
    if len(x) < 3:
        return name()
    if x.isupper() == True:
        return name()
    if x.isalpha() == False:
        return name()
    else:
        l = list(x)
        w = random.randint(0, len(x) - 3)
        y = l[w]
        z = l.index(y)
        print(y + l[z+1] + l[z+2])
        
S=input()
name(S)
Buggy python submission (verdict: Runtime Error):
import collections

n, m = map(int, input().split())
list_ac = set()
dic = collections.defaultdict(lambda:0)

ac = 0
wa = 0

for _ in range(m):
    p, s = input().split()
    if s == "WA" and p not in list_ac:
        dic[p] += 1
    elif s =="AC" and p not in list_ac:
        list_ac.append(p)
        ac += 1
        if p in dic:
            wa += dic[p]
            
print(ac, wa)

Fixed submission:
import collections

n, m = map(int, input().split())
list_ac = set()
dic = collections.defaultdict(lambda:0)

ac = 0
wa = 0

for _ in range(m):
    p, s = input().split()
    if s == "WA" and p not in list_ac:
        dic[p] += 1
    elif s =="AC" and p not in list_ac:
        list_ac.add(p)
        ac += 1
        if p in dic:
            wa += dic[p]
            
print(ac, wa)
Buggy python submission (verdict: Runtime Error):
X = int(input())
i = int(n**0.5)

while i >= 2:
    if X % i == 0:
        X += 1
        i = int(X**0.5)
    else:
        i -= 1
        
print(X)

Fixed submission:
X = int(input())
i = int(X**0.5)

while i >= 2:
    if X % i == 0:
        X += 1
        i = int(X**0.5)
    else:
        i -= 1
        
print(X)

Buggy python submission (verdict: Runtime Error):
X = int(input())
i = int(n**0.5)

while i >= 2:
    if X % i == 0:
        X += 1
        i = int(X**0.5)
    else:
        i -= 1
        
print(X)

Fixed submission:
X = int(input())
i = int(X**0.5)

while i >= 2:
    if X % i == 0:
        X += 1
        i = int(X**0.5)
    else:
        i -= 1
        
print(X)
Buggy python submission (verdict: Runtime Error):
import math

A, B =map(int, input().split())

print(A*B / gcd(A, B))   

Fixed submission:
import math

A, B =map(int, input().split())

print(int(A*B / math.gcd(A, B)))
Buggy python submission (verdict: Runtime Error):
from itertools import product

N = int(input())
xy = [[] for i in range(N)]

for i in range(N):
    for j i range(int(input())):
        xy[i].append(list(map(int, input().split())))
        
ans = 0
for bit in product([0,1], repeat=N):
    f = 0
    for i, j in enumerate(bit):
        if j == 1:
            for x, y in xy[i]:
                if bit[x-1] != y:
                    f = 1
                    break
    if f == 0:
        ans = max(ans, sum(bit))
print(ans)

Fixed submission:
from itertools import product

N = int(input())
xy = [[] for i in range(N)]

for i in range(N):
    for j in range(int(input())):
        xy[i].append(list(map(int, input().split())))
        
ans = 0
for bit in product([0,1], repeat=N):
    f = 0
    for i, j in enumerate(bit):
        if j == 1:
            for x, y in xy[i]:
                if bit[x-1] != y:
                    f = 1
                    break
    if f == 0:
        ans = max(ans, sum(bit))
print(ans)

Buggy python submission (verdict: Runtime Error):
from itertools import product

N = int(input())
xy = [[] for in range(N)]

for i in range(N):
    for j i range(int(input())):
        xy[i].append(list(map(int, input().split())))
        
ans = 0
for bit in product([0,1], repeat=N):
    f = 0
    for i, j in enumerate(bit):
        if j == 1:
            for x, y in xy[i]:
                if bit[x-1] != y:
                    f = 1
                    break
    if f == 0:
        ans = max(ans, sum(bit))
print(ans)

Fixed submission:
from itertools import product

N = int(input())
xy = [[] for i in range(N)]

for i in range(N):
    for j in range(int(input())):
        xy[i].append(list(map(int, input().split())))
        
ans = 0
for bit in product([0,1], repeat=N):
    f = 0
    for i, j in enumerate(bit):
        if j == 1:
            for x, y in xy[i]:
                if bit[x-1] != y:
                    f = 1
                    break
    if f == 0:
        ans = max(ans, sum(bit))
print(ans)
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int, input().split()))
alist = [0]*n

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

print(" ".join(alist))

Fixed submission:
n = int(input())
a = list(map(int, input().split()))
alist = [0]*n

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

print(" ".join(alist))

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
a = list(map(int, input().split()))
alist = []

for i in range(1, n+1):
    alist.append(str(a.index(i)+1))

print(" ".join(alist))

Fixed submission:
n = int(input())
a = list(map(int, input().split()))
alist = [0]*n

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

print(" ".join(alist))
Buggy python submission (verdict: Runtime Error):
n = int(input())
d = list(map(int, input().split()))
d.sort()

half = int(n/2)

n1 = d[half-1]
n2 = d[half]

if n2-n1 == 0:
    print(0)
    exit()
else: 
    print(n2-n1)

Fixed submission:
l, r = map(int, input().split())

if r-l >= 673:
    print(0)
    exit()
else:
    ans = 2018
    for i in range(l, r):
        for j in range(i+1, r+1):
            ans = min(ans, i*j%2019)
    print(ans)
Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
q = list()
for i in range(m):
    q.append(list(map(int, input().split())))
p = list(map(int, input().split()))

ans = 0

for s in range(2**n):
    judge = True
    for i in range(m):
        cnt = 0
        for j in range(1, len(q[i]):
            w = q[i][j]
            if s >>(w-1) & 1 == 1:
                cnt += 1
        if cnt % 2 != p[i]:
            judge = False
    if judge:
        ans += 1
print(ans)

Fixed submission:
n, m = map(int, input().split())
q = list()
for i in range(m):
    q.append(list(map(int, input().split())))
p = list(map(int, input().split()))

ans = 0

for s in range(2**n):
    judge = True
    for i in range(m):
        cnt = 0
        for j in range(1, len(q[i])):
            w = q[i][j]
            if s >>(w-1) & 1 == 1:
                cnt += 1
        if cnt % 2 != p[i]:
            judge = False
    if judge:
        ans += 1
print(ans)

Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
q = list()
for i in range(m):
    q.append(list(map(int, input().split())))
p = list(map(int, input().split()))

ans = 0

for s in range(2**n):
    judge = True
    for i in range(m):
        cnt = 0
        for j in range(1, q[i][0]):
            w = q[i][j]
            if s >>(w-1) & 1 == 1:
                cnt += 1
        if cnt % 2 != p[i]:
            judge = False
    if judge:
        res += 1
print(res)

Fixed submission:
n, m = map(int, input().split())
q = list()
for i in range(m):
    q.append(list(map(int, input().split())))
p = list(map(int, input().split()))

ans = 0

for s in range(2**n):
    judge = True
    for i in range(m):
        cnt = 0
        for j in range(1, len(q[i])):
            w = q[i][j]
            if s >>(w-1) & 1 == 1:
                cnt += 1
        if cnt % 2 != p[i]:
            judge = False
    if judge:
        ans += 1
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N, Q = map(int, input().split())
S = input()

lr = [list(map(int, input().split())) for _ in range(Q)]

for i in range(Q):
    w = S[lr[i][0]-1:lr[i][1]]
    print(w.count("AC"))

Fixed submission:
N, Q = map(int, input().split())
S = input()
t = [0]*(N+1)

for i in range(N):
    t[i+1] = t[i] + (1 if S[i:i+2] == "AC" else 0)
for i in range(Q):
    l, r = map(int, input().split())
    print(t[r-1]-t[l-1])
Buggy python submission (verdict: Runtime Error):
n, a, b = map(int, input().split())
count = 0

for i in range(1, n+1):
    if a <= sum(map(int,list(str(i)))) <= b:
        s += i
        
print(s)

Fixed submission:
#B
n, a, b = map(int, input().split())
count = 0

for i in range(1, n+1):
    if a <= sum(map(int,list(str(i)))) <= b:
        count += i
        
print(count)