Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Time Limit Exceeded):
n, q = map(int, input().split())
s = input()
a = [s[0:i+1].count("AC") for i in range(n)]
for i in range(q):
    l, r = map(int, input().split())
    print(a[r-1] - a[l-1])

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 j in range(q):
    l, r = map(int, input().split())
    ans = t[r-1] - t[l-1]
    print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n, q = map(int, input().split())
s = list(str(input()))
s_1 = s[1:]
diff = []
for i in range(len(s)-1):
    if (s[i] == "A") & (s_1[i] == "C"):
        diff.append(1)
    else:
        diff.append(0)
for i in range(q):
    i = [int(i) for i in input().split()]
    ans = sum(diff[i[0]-1:i[1]-1])
    print(ans)

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 j in range(q):
    l, r = map(int, input().split())
    ans = t[r-1] - t[l-1]
    print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n, q = map(int, input().split())
s = str(input())
for i in range(q):
    i = [int(i) for i in input().split()]
    ans = s[i[0]-1:i[1]].count("AC")
    print(ans)

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 j in range(q):
    l, r = map(int, input().split())
    ans = t[r-1] - t[l-1]
    print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n, q = map(int, input().split())
s = str(input())
a = []
for i in range(q):
    a.append([int(i) for i in input().split()])
diff = [1 if s[i:i+2] == "AC" else 0 for i in range(len(s)-1)]
for i in a:
    ans = sum(diff[i[0]-1:i[1]-1])
    print(ans)

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 j in range(q):
    l, r = map(int, input().split())
    ans = t[r-1] - t[l-1]
    print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
mod = (10 ** 9) + 7

def calc(l, ans):
    if len(l) == n:
        for al in ["AGC", "GAC", "ACG", "AGGC", "ATGC", "ACGC", "AGTC", "AGAC", "AGGC"]:
            if al in l:
                return ans
        return ans + 1
    for alphabet in "AGCT":
        ll = l + alphabet
        for al in ["AGC", "GAC", "ACG", "AGGC", "ATGC", "ACGC", "AGTC", "AGAC", "AGGC"]:
            if al in l:
                return ans
        ans = calc(ll, ans)
    return ans

print(calc("", 0) % mod)

Fixed submission:
import copy

def ok(len_4):    
    for i in range(3):
        alpha = list(copy.deepcopy(len_4))
        alpha[i], alpha[i + 1] = alpha[i + 1], alpha[i]
        if "AGC" in "".join(alpha):
            return False
    if "AGC"in len_4:
        return False
    return True


def check(len_3, n):
    if n == N:
        return 1
    if len_3 in memo[n]:
        return memo[n][len_3]
    ret = 0
    for alpha in "AGCT":
        t = len_3 + alpha
        if ok(t):
            temp = check(t[1:], n + 1)
            memo[n + 1][t[1:]] = temp % mod
            ret += temp % mod
    return ret % mod


mod = (10 ** 9) + 7
N = int(input())
memo = [{} for _ in range(N + 1)]
ans = check("TTT", 0)
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
mod = (10 ** 9) + 7
ans = 0
k = []
d = []
def calc(l, ans):
    if len(l) == n:
        for al in ["AGC", "GAC", "ACG", "AGGC", "ATGC", "ACGC", "AGTC", "AGAC", "AGGC"]:
            if al in l:
                return ans
        return ans + 1
    for alphabet in "AGCT":
        ll = l + alphabet
        ans = calc(ll, ans)
    return ans
print(calc("", ans) % mod)

Fixed submission:
import copy

def ok(len_4):    
    for i in range(3):
        alpha = list(copy.deepcopy(len_4))
        alpha[i], alpha[i + 1] = alpha[i + 1], alpha[i]
        if "AGC" in "".join(alpha):
            return False
    if "AGC"in len_4:
        return False
    return True


def check(len_3, n):
    if n == N:
        return 1
    if len_3 in memo[n]:
        return memo[n][len_3]
    ret = 0
    for alpha in "AGCT":
        t = len_3 + alpha
        if ok(t):
            temp = check(t[1:], n + 1)
            memo[n + 1][t[1:]] = temp % mod
            ret += temp % mod
    return ret % mod


mod = (10 ** 9) + 7
N = int(input())
memo = [{} for _ in range(N + 1)]
ans = check("TTT", 0)
print(ans)
Buggy python submission (verdict: Runtime Error):
mod = 10 ** 9 + 7
import copy
cc = copy.deepcopy(c)
color_sum = {i: 0 for i in range(10 ** 6)}
dp = [1 for _ in range(n)]
color_sum[cc[0]] = 1
for i in range(1, n):
    dp[i] = dp[i - 1]
    if cc[i - 1] == cc[i]:
        continue
    dp[i] += color_sum[cc[i]]
    dp[i] %= mod
    color_sum[c[i]] += dp[i]
    color_sum[c[i]] %= mod
print(dp[n - 1])

Fixed submission:
mod = 10 ** 9 + 7
n = int(input())
c = [int(input()) for _ in range(n)]
import copy
cc = copy.deepcopy(c)
color_sum = {i: 0 for i in range(10 ** 6)}
dp = [1 for _ in range(n + 1)]
color_sum[cc[0]] = 1
for i in range(2, n + 1):
    dp[i] = dp[i - 1]
    if cc[i - 2] == cc[i - 1]:
        continue
    dp[i] += color_sum[cc[i - 1]]
    dp[i] %= mod
    color_sum[c[i - 1]] += dp[i - 1]
    color_sum[c[i - 1]] %= mod
print(dp[n])

Buggy python submission (verdict: Runtime Error):
mod = 10 ** 9 + 7

import copy
cc = copy.deepcopy(c)
color_sum = {i: 0 for i in range(10 ** 6)}
dp = [1 for _ in range(n + 1)]
color_sum[cc[0]] = 1
for i in range(2, n + 1):
    dp[i] = dp[i - 1]
    if cc[i - 2] == cc[i - 1]:
        continue
    dp[i] += color_sum[cc[i - 1]]
    dp[i] %= mod
    color_sum[c[i - 1]] += dp[i - 1]
    color_sum[c[i - 1]] %= mod
print(dp[n])

Fixed submission:
mod = 10 ** 9 + 7
n = int(input())
c = [int(input()) for _ in range(n)]
import copy
cc = copy.deepcopy(c)
color_sum = {i: 0 for i in range(10 ** 6)}
dp = [1 for _ in range(n + 1)]
color_sum[cc[0]] = 1
for i in range(2, n + 1):
    dp[i] = dp[i - 1]
    if cc[i - 2] == cc[i - 1]:
        continue
    dp[i] += color_sum[cc[i - 1]]
    dp[i] %= mod
    color_sum[c[i - 1]] += dp[i - 1]
    color_sum[c[i - 1]] %= mod
print(dp[n])
Buggy python submission (verdict: Runtime Error):
n, m, c = [int(i) for i in input().split(" ")]
a_list = input()
i = 0

for i in range(n):
    b_list = input()
    ans = c
    for j in range(m):
        ans += a_list[j] * b_list[j]
    if ans > 0:
        i ++

print(i)

Fixed submission:
n, m, c = [int(i) for i in input().split(" ")]
a_list = input().split(" ")
ia = 0

for i in range(n):
    b_list = input().split(" ")
    ans = c
    for j in range(m):
        ans += int(a_list[j]) * int(b_list[j])
    if ans > 0:
        ia += 1

print(ia)
Buggy python submission (verdict: Time Limit Exceeded):
def mergesort(a, left, right):
    if left + 1 < right:
        mid = int((left + right)/2)
        mergesort(a, left, mid)
        mergesort(a, mid, right)
        merge(a, left, mid, right)
    return a

def merge(a, left, mid, right):
    n1 = mid - left
    n2 = right - mid
    L = [a[left + i] for i in range(n1)]
    R = [a[mid + i] for i in range(n2)]
    L.append(1e10)
    R.append(1e10)
    i = 0
    j = 0
    for k in range(left, right):
        if L[i] <= R[j]:
            a[k] = L[i]
            i += 1
        else:
            a[k] = R[j]
            j += 1

store_num, drink_num = [int(i) for i in input().split(" ")]
a_list = []
for i in range(store_num):
    a, b = [int(i) for i in input().split(" ")]
    for j in range(b):
        a_list.append(a)
b_list = mergesort(a_list, 0, len(a_list))
ans = 0
for i_ in range(drink_num):
    ans += b_list[i_]
print(ans)

Fixed submission:
n, m = map(int, input().split())
a = []
for i in range(n):
    i,j = (map(int, input().split()))
    a += [[i,j]]
a = sorted(a)
count = 0
value = 0
for (i,j) in a:
    if count + j >= m:
        value += (m - count) * i
        break
    else:
        value += i * j
        count += j
print(value)

Buggy python submission (verdict: Time Limit Exceeded):
def insertion_sort(a, n):
    for i in range(1, n):
        v = a[i]
        j = i - 1
        while ((j >=0) & (a[j] > v)):
            a[j+1] = a[j]
            j -= 1
        a[j+1] = v
    return a

store_num, drink_num = [int(i) for i in input().split(" ")]
a_list = []
for i in range(store_num):
    a, b = [int(i) for i in input().split(" ")]
    for j in range(b):
        a_list.append(a)
b_list = insertion_sort(a_list, len(a_list))
ans = 0
for i_ in range(drink_num):
    ans += b_list[i_]
print(ans)

Fixed submission:
n, m = map(int, input().split())
a = []
for i in range(n):
    i,j = (map(int, input().split()))
    a += [[i,j]]
a = sorted(a)
count = 0
value = 0
for (i,j) in a:
    if count + j >= m:
        value += (m - count) * i
        break
    else:
        value += i * j
        count += j
print(value)
Buggy python submission (verdict: Time Limit Exceeded):
a, b = map(int, input().split())
ans = a
if a != b:
    for i in range(a+1, b+1):
        ans = ans ^ i
else:
    ans = a
print(ans)

Fixed submission:
def func(n):
    if n % 2 == 1:
        a = n + 1
    else:
        a = n 
    if a % 4 == 0:
        between = 1
    else:
        between = 0
    if n % 2 == 0:
        ans = between ^ n
    else:
        ans = between
    return ans

n, m = map(int, input().split())
ans = func(n - 1) ^ func(m)
print(ans)
Buggy python submission (verdict: Runtime Error):
k, a, b = map(int, input().split())
if a >= b:
    print(1 + k)
else:
    if k > a + 1:
        print(max(a + (b - a) * ((k - (a - 1)) // 2) + ((k - (a - 1)) % 2)), k + 1)
    else:
        print(k)

Fixed submission:
k, a, b = map(int, input().split())
if b - a <= 2:
    print(1 + k)
else:
    if k > a:
        d = (k - a + 1) // 2
        m = (k - a + 1) % 2
        print(max(a + (b - a) * d + m, k + 1))
    else:
        print(k + 1)
Buggy python submission (verdict: Time Limit Exceeded):
n, w = map(int, input().split())
dp = [-1] * (w + 1)
dp[w] = 0
for i in range(n):
    input_w, input_v = map(int, input().split())
    for i in range(input_w, w + 1):
        if dp[i] == -1:
            continue
        if dp[i - input_w] < dp[i] + input_v:
            dp[i - input_w] = dp[i] + input_v
print(max(dp))

Fixed submission:
def main():
    n, w = map(int, input().split())
    dp = [-1] * (w + 1)
    dp[w] = 0
    for i in range(n):
        input_w, input_v = map(int, input().split())
        for i in range(input_w, w + 1):
            if dp[i] == -1:
                continue
            if dp[i - input_w] < dp[i] + input_v:
                dp[i - input_w] = dp[i] + input_v
    print(max(dp))

main()
Buggy python submission (verdict: Runtime Error):
def putty(n):
    if (n == 0):
        return [1]
    return [0]+putty(n-1)+[1]+putty(n-1)+[0]

n, x = map(int, input().split())
a = putty(n)
a = a[:x]
print(sum(a))

Fixed submission:
d = int(input())

if (d ==25):
    print("Christmas")
elif (d==24):
    print("Christmas Eve")
elif (d==23):
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Buggy python submission (verdict: Runtime Error):
d = int(input())

if (d ==25):
    print("Christmas")
else if (d==24):
    print("Christmas Eve")
else if (d==23):
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")

Fixed submission:
d = int(input())

if (d ==25):
    print("Christmas")
elif (d==24):
    print("Christmas Eve")
elif (d==23):
    print("Christmas Eve Eve")
else:
    print("Christmas Eve Eve Eve")
Buggy python submission (verdict: Time Limit Exceeded):
def putty(n):
    f_last = [1]
    tmp = [1]
    for i in range(1, n+1):
        tmp = [0]+f_last+[1]+f_last+[0]
        f_last = tmp
    return tmp

n, x = map(int, input().split())
#f = [[]] * (n+1)
a = putty(n)
a = a[:x]
print(sum(a))

Fixed submission:
def f(n, x):
    if n == 0:
        return 0 if x <= 0 else 1
    elif x <= (a[n-1] + 1):
        return f(n - 1, x - 1)
    else:
        return p[n - 1] + 1 + f(n - 1, x - 2 - a[n - 1])


n, x = map(int, input().split())

a, p=[1],[1]
for i in range(n):
    a.append(a[i] * 2 + 3)
    p.append(p[i] * 2 + 1)
    
print(f(n, x))

Buggy python submission (verdict: Time Limit Exceeded):
def putty(n):
    if (n == 0):
        return [1]
    return [0]+putty(n-1)+[1]+putty(n-1)+[0]

n, x = map(int, input().split())
a = putty(n)
a = a[:x]
print(sum(a))

Fixed submission:
def f(n, x):
    if n == 0:
        return 0 if x <= 0 else 1
    elif x <= (a[n-1] + 1):
        return f(n - 1, x - 1)
    else:
        return p[n - 1] + 1 + f(n - 1, x - 2 - a[n - 1])


n, x = map(int, input().split())

a, p=[1],[1]
for i in range(n):
    a.append(a[i] * 2 + 3)
    p.append(p[i] * 2 + 1)
    
print(f(n, x))

Buggy python submission (verdict: Time Limit Exceeded):
def putty(n):
    if (n == 0):
        return "P"
    return "B"+putty(n-1)+"P"+putty(n-1)+"B"

n, x = map(int, input().split())
a = putty(n)
a = a[:x]
print(a.count("P"))

Fixed submission:
def f(n, x):
    if n == 0:
        return 0 if x <= 0 else 1
    elif x <= (a[n-1] + 1):
        return f(n - 1, x - 1)
    else:
        return p[n - 1] + 1 + f(n - 1, x - 2 - a[n - 1])


n, x = map(int, input().split())

a, p=[1],[1]
for i in range(n):
    a.append(a[i] * 2 + 3)
    p.append(p[i] * 2 + 1)
    
print(f(n, x))

Buggy python submission (verdict: Runtime Error):
n, x = map(int, input().split())
a = putty(n)
a = a[:x]
print(a.count("P"))

Fixed submission:
def f(n, x):
    if n == 0:
        return 0 if x <= 0 else 1
    elif x <= (a[n-1] + 1):
        return f(n - 1, x - 1)
    else:
        return p[n - 1] + 1 + f(n - 1, x - 2 - a[n - 1])


n, x = map(int, input().split())

a, p=[1],[1]
for i in range(n):
    a.append(a[i] * 2 + 3)
    p.append(p[i] * 2 + 1)
    
print(f(n, x))
Buggy python submission (verdict: Time Limit Exceeded):
N, K = map(int, input().split())
a_list = [int(i) for i in input().split()]
A = [0, a_list[0]]
for i in range(1, N):
    A.append(A[-1] + a_list[i])
A_combination = []
for i in range(N + 1):
    for j in range(i + 1, N + 1):
        A_combination.append(A[j] - A[i])
x = 0
for i in range(40, 0, - 1):
    cnt = 0
    t = pow(2, i - 1)
    for A_i in A_combination:
        if ((x + t) & (A_i)) == (x + t):
            cnt += 1
        if cnt >= K:
            x += t
            break
print(x)

Fixed submission:
N, K = map(int, input().split())
a_list = [int(i) for i in input().split()]
A = [0, a_list[0]]
for i in range(1, N):
    A.append(A[-1] + a_list[i])
A_combination = []
for i in range(N + 1):
    for j in range(i + 1, N + 1):
        A_combination.append(A[j] - A[i])
x = 0
for i in range(40, 0, - 1):
    cnt = 0
    t = pow(2, i - 1)
    for A_i in A_combination:
        if ((x + t) & (A_i)) == (x + t):
            cnt += 1
        if cnt >= K:
            x += t
            break
print(x)
Buggy python submission (verdict: Runtime Error):
import math
n, m = map(int, input().split())
s = input()
t = input()
lcm = (n * m) // math.gcd(n, m)
gcd = math.gcd(n, m)
ans = lcm
if gcd > 1:
    for i in range(gcd):
        if s[i * (n // gcd)] != t[i * (m // gcd)]:
            ans = -1
print(ans)

Fixed submission:
def gcd(a, b):
    a, b = max(a, b), min(a, b)
    while (b != 0):
        a, b = b, a % b
    return a

n, m = map(int, input().split())
s = input()
t = input()
lcm = (n * m) // gcd(n, m)
gcd = gcd(n, m)
ans = lcm
if gcd > 1:
    for i in range(gcd):
        if s[i * (n // gcd)] != t[i * (m // gcd)]:
            ans = -1
if s[0] != t[0]:
    ans = -1
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
import math
n, m = map(int, input().split())
k = math.floor(m / n)
for kk in range(k, 0, -1):
    if m % kk == 0:
        ans = kk
        break
print(ans)

Fixed submission:
import math
a_list = []
n, m = map(int, input().split())
for i in range(math.ceil(m**(1/2)), 0, -1):
    if m % i == 0:
        a_list.append(i)
        a_list.append(m//i)
border = math.floor(m / n)
a_list = list(reversed(sorted(a_list)))
for aa in a_list:
    if border >= aa:
        ans = aa
        break
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n, k = map(int, input().split())
a = [int(i) for i in input().split()]
b = []
for i in range(n-k+1):
    temp = a[i:i+k]
    l = temp[0]
    r = temp[-1]
    dist_l = abs(l) + abs(l-r)
    dist_r = abs(r) + abs(l-r)
    dist = min(dist_l, dist_r)
    b.append(dist)
print(min(b))

Fixed submission:
n, k = map(int, input().split())
a = [int(i) for i in input().split()]
b = []
for i in range(n-k+1):
    dist = a[i+k-1] - a[i] + min(abs(a[i]), abs(a[i+k-1]))
    b.append(dist)
print(min(b))
Buggy python submission (verdict: Runtime Error):
s = str(input())
k = int(input())
max_k = min(len(s), k)
for i in range(max_k+1):
    if s[i] != "1":
        ans = s[i]
        break
    else:
        ans = 1
print(ans)

Fixed submission:
s = str(input())
k = int(input())
ans = None
for i in range(k):
    if s[i] != "1":
        ans = s[i]
        break
if ans != None:
    print(ans)
else:
    print("1")

Buggy python submission (verdict: Runtime Error):
s = str(input())
k = int(input())
if k <= len(s):
    if s[:k] == ["1"]*k:
        ans = "1"
    else:
        ans = s[:k].replace("1", "")[0]
else:
    ans = s.replace("1", "")[0]
print(ans)

Fixed submission:
s = str(input())
k = int(input())
ans = None
for i in range(k):
    if s[i] != "1":
        ans = s[i]
        break
if ans != None:
    print(ans)
else:
    print("1")

Buggy python submission (verdict: Runtime Error):
s = str(input())
k = int(input())
if k <= len(s):
    if s[:k] == ["1"]*k:
        ans = "1"
    else:
        ans = s.replace("1", "")[0]
else:
    ans = s.replace("1", "")[0]
print(ans)

Fixed submission:
s = str(input())
k = int(input())
ans = None
for i in range(k):
    if s[i] != "1":
        ans = s[i]
        break
if ans != None:
    print(ans)
else:
    print("1")

Buggy python submission (verdict: Runtime Error):
s = str(input())
k = int(input())
if s[:k] == ["1"]*k:
    ans = "1"
else:
    ans = s[:k].replace("1", "")[0]
print(ans)

Fixed submission:
s = str(input())
k = int(input())
ans = None
for i in range(k):
    if s[i] != "1":
        ans = s[i]
        break
if ans != None:
    print(ans)
else:
    print("1")

Buggy python submission (verdict: Runtime Error):
s = str(input())
k = int(input())
for i in s:
    if i != "1":
        ans = i
        break
print(ans)

Fixed submission:
s = str(input())
k = int(input())
ans = None
for i in range(k):
    if s[i] != "1":
        ans = s[i]
        break
if ans != None:
    print(ans)
else:
    print("1")
Buggy python submission (verdict: Time Limit Exceeded):
n, m, q = map(int, input().split())
train = []
question = []
for i in range(m):
    temp = [int(i) for i in input().split()]
    train.append(temp)
ans = []
for j in range(q):
    temp = [int(i) for i in input().split()]
    count = 0
    for t in train:
        if (t[0] >= temp[0]) & (t[1] <= temp[1]):
            count += 1
    ans.append(count)
for i in ans:
    print(i)

Fixed submission:
n, m, q = map(int, input().split())
train = []
for _ in range(m):
    l, r = map(int, input().split())
    train.append((l, r))
dp = [[0 for _ in range(n + 1)] for _ in range(n + 1)]
for [l, r] in train:
    dp[l][r] += 1
for i in range(n):
    for j in range(n):
        dp[i + 1][j + 1] += dp[i + 1][j]
for i in range(n):
    for j in range(n):
        dp[i + 1][j + 1] += dp[i][j + 1]
for i in range(q):
    l, r = map(int, input().split())
    print(dp[r][r] - dp[l - 1][r] - dp[r][l - 1] + dp[l - 1][l - 1])
Buggy python submission (verdict: Time Limit Exceeded):
n, m = map(int, input().split())
a = []
for i in range(m):
    req = [int(i) for i in input().split()]
    a.append(req)
a.sort(key = lambda x: x[1])
b = []
for i in a:
    b_range = set(list(range(i[0], i[1])))
    b_set = set(b)
    if len(b_set & b_range) == 0:
        b.append(i[1] - 1)
print(len(b))

Fixed submission:
n, m = map(int, input().split())
a_list = []
for _ in range(m):
    a, b = map(int, input().split())
    a_list.append([a, b])
a_list.sort(key = lambda x: (x[1], x[0]))
temp = -1
ans = 0
for a, b in a_list:
    if (temp < a):
        temp = b - 1
        ans += 1
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
x = [int(i) for i in input().split()]
x = [x_ - i for i, x_ in enumerate(x)]
min_x = min(x)
max_x = max(x)
ans = []
for i in range(min_x, max_x+1):
    p = sum([abs(x_ - i) for x_ in x])
    ans.append(p)
print(min(ans))

Fixed submission:
import statistics
n = int(input())
x = [int(i) for i in input().split()]
x = [x_ - i for i, x_ in enumerate(x)]
median = statistics.median(x)
x = [abs(x_ - median) for x_ in x]
ans = int(sum(x))
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
a = [int(i) for i in input().split()]
b = 1
for i in range(n):
    b = b * a[i]
count = 0
while (b % 2 == 0):
    count += 1
    b = b // 2
print(count)

Fixed submission:
n = int(input())
a = [int(i) for i in input().split()]
count = 0
for i in a:
    while (i % 2 == 0):
        count += 1
        i = i // 2
print(count)
Buggy python submission (verdict: Runtime Error):
def calc(money, count):
    if money == n:
        return count
    if money > n:
        return inf
    a = [calc(money+i, count+1) for i in num]
    return min(a)
import bisect
inf = 10 ** 10
num = [6 ** i for i in range(7)] + [9 ** i for i in range(1, 6)]
n = int(input())
num = num[:bisect.bisect_left(num, n)]
calc(0, 0)

Fixed submission:
n = int(input())
inf = 10 ** 9
dp = [inf] * (n+1)
dp[0] = 0
for i in range(n):
    dp[i+1] = min(dp[i]+1, dp[i+1])
    j, k = 1, 1
    while (i + 6**j) <= n:
        dp[i + 6**j] = min(dp[i]+1, dp[i + 6**j])
        j += 1
    while (i + 9**k) <= n:
        dp[i + 9**k] = min(dp[i]+1, dp[i + 9**k])
        k += 1
print(dp[-1])
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
s = input()
a = [(list(s)[:i]).count("W") + ((list(s)[i:])).count("E") for i in range(len(s))]
print(min(a))

Fixed submission:
n = int(input())
s = input()
a = [0]*(n+2)
b = [0]*(n+2)
for i in range(n):
    a[i+1] = a[i]
    b[-i-2] = b[-i-1]
    if s[i] == "W":
        a[i+1] += 1
    if s[-i-1] == "E":
        b[-i-2] += 1
b = b[2:n+2]
c = [a[i] + b[i] for i in range((n))]
print(min(c))
Buggy python submission (verdict: Runtime Error):
x = int(input())
t = []
for b in range(2, x+1):
    c = b * b
    for p in range(2, x):
        while (c < x):
            t.append(c)
            c = c * b
print(max(t))

Fixed submission:
import math
x = int(input())
t = math.floor(x ** (1/2))
a = [1]
for i in range(2, t+1):
    b = i
    while (b <= x):
        a.append(b)
        b *= i
print(max(a))