Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
from collections import Counter
n, k = map(int, input().split())
a = Counter((i for i in input().split()))

sort_count = sorted(a.items(), key=lambda x: x[1])

total = 0
for i in range(k):
    total += sort_count[i][1]

print(n-total)


Fixed submission:
from collections import Counter


n, k = map(int, input().split())
a = Counter((i for i in input().split()))

sort_count = sorted(a.values())


total = 0
l = len(sort_count)

if len(sort_count) <= k:
    print(0)
else:
    print(sum(sort_count[:l-k]))

Buggy python submission (verdict: Time Limit Exceeded):
from collections import Counter
n, k = map(int, input().split())
a = Counter((i for i in input().split()))

sort_count = sorted(a.items(), key=lambda x: x[1])

total = 0
while len(sort_count) > k:
    _, n = sort_count.pop(0)
    total += n

print(total)


Fixed submission:
from collections import Counter


n, k = map(int, input().split())
a = Counter((i for i in input().split()))

sort_count = sorted(a.values())


total = 0
l = len(sort_count)

if len(sort_count) <= k:
    print(0)
else:
    print(sum(sort_count[:l-k]))
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
count = 0
lst = []
while N > 0:
  lst.append(N%10)
  N //= 10 
for i in lst:
  count += i
if count % 9 == 0:
  print("Yes")
else:
  print("No")

Fixed submission:
n = int(input())
result = sum(list(map(int, str(n))))
if result % 9 == 0:
  print("Yes")
else:
  print("No")

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
count = 0
lst = []
while N > 0:
  lst.append(N%10)
  N //= 10 
for i in lst:
  count += i
if count % 9 == 0:
  print("Yes")
else:
  print("No")


Fixed submission:
n = int(input())
result = sum(list(map(int, str(n))))
if result % 9 == 0:
  print("Yes")
else:
  print("No")

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())

count = 0
lst = []
while N > 0:
    lst.append(N%10)
    N //= 10 
lst.reverse()
for i in lst:
  count += i

if count % 9 == 0:
  print("Yes")
else:
  print("No")


Fixed submission:
n = int(input())
result = sum(list(map(int, str(n))))
if result % 9 == 0:
  print("Yes")
else:
  print("No")

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())

count = 0
lst = []
while N > 0:
    lst.append(N%10)
    N //= 10 
lst.reverse()
for i in lst:
  count += i

if count % 9 == 0:
  print("Yes")
else:
  print("No")


Fixed submission:
n = int(input())
result = sum(list(map(int, str(n))))
if result % 9 == 0:
  print("Yes")
else:
  print("No")
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int, input().split()))
result = 1

for i in range(n):
  result = a[i] * result
  
if result >= 10000000000000000000:
  result = -1

print(result)


Fixed submission:
from sys import stdin
A, B = list(map(float,input().split()))

result = int(A * B)

print(result)

Buggy python submission (verdict: Runtime Error):
n = input()
t = n.split()

result = int(n[0]) * int(n[1])

Fixed submission:
from sys import stdin
A, B = list(map(float,input().split()))

result = int(A * B)

print(result)
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int, input().split()))
result = 1
 
for i in a:
  result *= i
  
if result >= 10**18:
  print(-1)
  break
  
print(result)

Fixed submission:
N     = int(input())
A     = list(map(int,input().split()))
A     = sorted(A)
count = 1
for i in A:
  count *= i
  if count > 10**18:
    print(-1)
    break
else:
  print(count)
Buggy python submission (verdict: Runtime Error):
n,k = map(int, input().split())
ki = list(map(int,input().split()))
count = 0

for i in range(n):
  if ki[i] >= k:
    count += 1
  else:
    pass

print(count)
    



Fixed submission:
n = int(input())
count = 0
result = 0
for i in range(n+1):
  if i % 2 == 0:
    pass
  else:
    count +=1

result = count / n

print(result)
Buggy python submission (verdict: Runtime Error):
print(-int(input()%1000)

Fixed submission:
import math
n = int(input())
if n % 1000 == 0:
  print(0)
else:
  print(math.ceil(n / 1000) * 1000 - n)
Buggy python submission (verdict: Runtime Error):
def main ():
  N = int(input())
  A = list(map(int,input(). split ()))
  if 0 in A:
    print(0)
    return
  prod = 1
  for a in A:
    prod *= a
    if prod > 1000000000000000000:
      print(-1)
      return
  print(prod)
main ()

Fixed submission:
a,b= input().split()
print(int(a)*int(b))
Buggy python submission (verdict: Runtime Error):
hon = input()

digit_1 = hon % 10

if digit_1 == 2 or 4 or 5 or 7 or 9:
    print('hon')

elif digit_1 == 0 or 1 or 6 or 8:
    print('pon')

elif digit_1 == 3:
    print("bon")


Fixed submission:
digit_1 = int(input()) % 10

if digit_1 in [2 , 4 , 5 ,7 ,9]:
    print('hon')

elif digit_1 in [0 , 1 , 6 , 8]:
    print('pon')

elif digit_1 == 3:
    print("bon")
Buggy python submission (verdict: Runtime Error):
sum_num = []
card_num = [1,0,-1]
for i,card in enumerate(a[0:3]):
  if card > a[3]:
    sum_num.append(a[3] * card_num[i])
    a[3] -= a[3]
  else:
    sum_num.append(card * card_num[i])
    a[3] -= card
print(sum(sum_num))

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

#K枚の優先順位を選ぶ
#＋１の枚数分だけ選択、KからAを引く、総和のリストにA枚分の+1を追加
# K<Aのとき、K枚分だけリストにAを追加、KからKを引く
#0の枚数分だけ選択、KからBを引く、総和のリストにB枚分の0を追加

#・・・総和のリストないの総和を計算する
sum_num = []
card_num = [1,0,-1]
for i,card in enumerate(a[0:3]):
  if card > a[3]:
    sum_num.append(a[3] * card_num[i])
    a[3] -= a[3]
  else:
    sum_num.append(card * card_num[i])
    a[3] -= card
print(sum(sum_num))
Buggy python submission (verdict: Runtime Error):
n,a,b = map(int,input().split())
box = ''
for i in range(n//(a+b)+1):
  box += ('b' * a)
  box += ('r' * b)
print(len([i for i in box[0:n] if i == 'b']))

Fixed submission:
S = input()

if 'A' in S and 'B' in S:
  print('Yes')
else:
  print('No')
  
#ABA
#BBA
#BBB
Buggy python submission (verdict: Runtime Error):
n,a,b = map(int,input().split())
box = ''
for i in range(n//(a+b)+1):
  box += ('b' * a)
  box += ('r' * b)
print(len([i for i in box[0:n] if i == 'b']))

Fixed submission:
n, a, b = map(int, input().split())
#aとbの合計値がnを割り切れるだけの個数 X aの個数分
ans = n // (a + b) * a
#aとbの合計値でnが余ってしまった時の個数
rem = n % (a + b)
#aだけ入れれた場合か、bも混ざっている場合か、どちらかをansに追加
ans += min(rem, a)
print(ans)

Buggy python submission (verdict: Runtime Error):
n,a,b = map(int,input().split())
box = ''
for i in range(n//(a+b)+1):
  box += ('b' * a)
  box += ('r' * b)
print(box)
print(len([i for i in box[0:n] if i == 'b']))

Fixed submission:
n, a, b = map(int, input().split())
#aとbの合計値がnを割り切れるだけの個数 X aの個数分
ans = n // (a + b) * a
#aとbの合計値でnが余ってしまった時の個数
rem = n % (a + b)
#aだけ入れれた場合か、bも混ざっている場合か、どちらかをansに追加
ans += min(rem, a)
print(ans)
Buggy python submission (verdict: Runtime Error):
N = int(input())
ans = 'No'
 
for i in range(1, 10):
    if ans == 'Yes':
        break
 
    for j in range(1, 10):
        if N == i * j:
            ans = "Yes"
            break
        else:
            ans = "No"
print(ans)

Fixed submission:
A , B = map(int, input().split())

if A // 10 == 0 and B // 10 == 0:
  print(A * B)
else:
  print(-1)
# 2 5
#5 10
#9 9

Buggy python submission (verdict: Runtime Error):
N = int(input())
ans = "No"
for i in range (1,10):
  for j in range(1,10):
    if N == i * j:
      ans = "Yes"
      break
print(ans)

Fixed submission:
A , B = map(int, input().split())

if A // 10 == 0 and B // 10 == 0:
  print(A * B)
else:
  print(-1)
# 2 5
#5 10
#9 9
Buggy python submission (verdict: Runtime Error):
n = int(input())
d = list(map(int,input().split()))
comb_sum = 0
for i in range(n-1):
  for j in range(i+1,n):
    comb_sum += d[i] * d[j]
print(comb_sum)

Fixed submission:
a , b = map(int,input().split())
if a <= b *2:
	print(0)
else:
	print(a - b *2)
Buggy python submission (verdict: Runtime Error):
perint("TEST")

Fixed submission:
import sys
a = []
for l in sys.stdin:
    a.append(l)
count = 0
for i in range(3):
  if a[0][i] == a[1][i]:
    count += 1
print(count)
Buggy python submission (verdict: Runtime Error):
N, M = map(int, raw_input().split(" "))

xyz = []
for i in range(N):
    xyz.append(map(int, raw_input().split(" ")))
result = -1
i = j = k = 1

def compare(x, y):
    if i*x[0]+j*x[1]+k*x[2]>i*y[0]+j*y[1]+k*y[2]:
        return 1
    elif i*x[0]+j*x[1]+k*x[2]<i*y[0]+j*y[1]+k*y[2]:
        return -1
    else:
        return 0

def calculate(x, y):
    return [x[0]+y[0], x[1]+y[1], x[2]+y[2]]

for i in [1,-1]:
    for j in [1,-1]:
        for k in [1,-1]:
            xyz.sort(compare)
            tmp = sum(map(abs, reduce(calculate, xyz[:M])))
            if tmp > result:
                result = tmp
print result


Fixed submission:
N, M = map(int, raw_input().split(" "))

xyz = []
for i in range(N):
    xyz.append(map(int, raw_input().split(" ")))
result = -1
i = j = k = 1

def compare(x, y):
    if i*x[0]+j*x[1]+k*x[2]>i*y[0]+j*y[1]+k*y[2]:
        return 1
    elif i*x[0]+j*x[1]+k*x[2]<i*y[0]+j*y[1]+k*y[2]:
        return -1
    else:
        return 0

def calculate(x, y):
    return [x[0]+y[0], x[1]+y[1], x[2]+y[2]]

for i in [1,-1]:
    for j in [1,-1]:
        for k in [1,-1]:
            xyz.sort(compare)
            tmp = 0 if M==0 else sum(map(abs, reduce(calculate, xyz[:M])))
            result = max(tmp, result)

print result

Buggy python submission (verdict: Runtime Error):
N, M = map(int, raw_input().split(" "))

xyz = []
for i in range(N):
    xyz.append(map(int, raw_input().split(" ")))
result = sum(map(abs, xyz[0]))
i = j = k = 1

def compare(x, y):
    if i*x[0]+j*x[1]+k*x[2]>i*y[0]+j*y[1]+k*y[2]:
        return 1
    elif i*x[0]+j*x[1]+k*x[2]<i*y[0]+j*y[1]+k*y[2]:
        return -1
    else:
        return 0

def calculate(x, y):
    return [x[0]+y[0], x[1]+y[1], x[2]+y[2]]

for i in [1,-1]:
    for j in [1,-1]:
        for k in [1,-1]:
            xyz.sort(compare)
            tmp = sum(map(abs, reduce(calculate, xyz[:M])))
            if tmp > result:
                result = tmp
print result

Fixed submission:
N, M = map(int, raw_input().split(" "))

xyz = []
for i in range(N):
    xyz.append(map(int, raw_input().split(" ")))
result = -1
i = j = k = 1

def compare(x, y):
    if i*x[0]+j*x[1]+k*x[2]>i*y[0]+j*y[1]+k*y[2]:
        return 1
    elif i*x[0]+j*x[1]+k*x[2]<i*y[0]+j*y[1]+k*y[2]:
        return -1
    else:
        return 0

def calculate(x, y):
    return [x[0]+y[0], x[1]+y[1], x[2]+y[2]]

for i in [1,-1]:
    for j in [1,-1]:
        for k in [1,-1]:
            xyz.sort(compare)
            tmp = 0 if M==0 else sum(map(abs, reduce(calculate, xyz[:M])))
            result = max(tmp, result)

print result
Buggy python submission (verdict: Runtime Error):
x = int(input())
y = [int(i) for i in input().split()]
y.sort(reverse=True)
a = 0
b = 0
for i in range(1, x+1):
    if(i%2) != 0:
        a += y[i-1]
    else:
        b += y[i-1]
print(a-b)

Fixed submission:
print('Yes' if int(input())%500<=int(input()) else 'No')
Buggy python submission (verdict: Runtime Error):
erasedream

Fixed submission:
dreamer = "dreamer"
eraser = "eraser"
dream = "dream"
erase = "erase"


def main():
    S = input()

    while len(S):
        lens = len(S)
        if S[-len(dreamer) :] == dreamer:
            S = S[: -len(dreamer)]
        if S[-len(eraser) :] == eraser:
            S = S[: -len(eraser)]
        if S[-len(dream) :] == dream:
            S = S[: -len(dream)]
        if S[-len(erase) :] == erase:
            S = S[: -len(erase)]
        if lens == len(S):
            print("NO")
            return
    print("YES")
    return


main()
Buggy python submission (verdict: Runtime Error):
s = input()
if s[-1] == "s":
    print(s + "es")
else:
    print(sa + "s")

Fixed submission:
s = input()
if s[-1] == "s":
    print(s + "es")
else:
    print(s + "s")
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
ans = 0
for a in range(1,n):
    for b in range(1,n):
        if a * b < n:
            ans += 1
        else:
            break
print(ans)

Fixed submission:
n = int(input())
ans = 0
for a in range(1,n):
    for b in range(1,a+1):
        if a * b < n:
            if a == b:
                ans += 1
            else:
                ans += 2
        else:
            break
print(ans)
Buggy python submission (verdict: Runtime Error):
a = input()
 
if a[-1] == 's':
  print(a end='es')
else:
  print(a end='s')

Fixed submission:
a = input()
 
if a[-1] == 's':
  print(a, end='es')
else:
  print(a, end='s')

Buggy python submission (verdict: Runtime Error):
a = input()
 
if a[-1] = 's':
  print(a end='es')
else:
  print(a end='s')

Fixed submission:
a = input()
 
if a[-1] == 's':
  print(a, end='es')
else:
  print(a, end='s')

Buggy python submission (verdict: Runtime Error):
a = input()
 
if a(-1:) = 's':
  print(a end='es')
else:
  print(a end='s')

Fixed submission:
a = input()
 
if a[-1] == 's':
  print(a, end='es')
else:
  print(a, end='s')

Buggy python submission (verdict: Runtime Error):
a = input()

if a(:1) = 's':
  print(a end='es')
else:
  print(a end='s')

Fixed submission:
a = input()
 
if a[-1] == 's':
  print(a, end='es')
else:
  print(a, end='s')
Buggy python submission (verdict: Runtime Error):
a = list(map(int, input().split()))

re = abs(a[0] - a[1])

for i in range(a[0] - a[1]):
  if abs(a[0] - i) == abs(a[1] - i):
    print(i)
    yes = 1
    break

if yes != 1:
  print('IMPOSSIBLE')

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

b = a[0] + a[1]

if b % 2 == 0:
  print(b//2)
else:
  print('IMPOSSIBLE')

Buggy python submission (verdict: Runtime Error):
a = list(map(int, input().split()))

re = abs(a[0] - a[1])

for i in range(a[0] - a[1]):
  if abs(a[0] - i) == abs(a[1] - i):
    print(i)
    yes = 1
    break

if yes != 1:
  print('IMPOSSIBLE)

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

b = a[0] + a[1]

if b % 2 == 0:
  print(b//2)
else:
  print('IMPOSSIBLE')

Buggy python submission (verdict: Time Limit Exceeded):
A, B = map(int, input().split())

if A == 0 or B == 0:
  print('IMPOSSIBLE')
else:
  for i in range(1, 1000000000):
    qw = abs(A - i)
    qe = abs(B - i)
    if qw == qe:
      print(i)
      break
    

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

b = a[0] + a[1]

if b % 2 == 0:
  print(b//2)
else:
  print('IMPOSSIBLE')
Buggy python submission (verdict: Runtime Error):
import numpy as np
x, y = map(int, input().split())
A = []

for i in range(x):
    A.append(y)
    y += 1

B = np.abs(A)

we = min(B)

A.remove(we)
cnt = 0
for i in A:
    cnt += i

print(cnt)

Fixed submission:
import numpy as np
x, y = map(int, input().split())
A = []

for i in range(x):
    A.append(y)
    y += 1

B = np.abs(A)

we = min(B)
if we not in A:
    we = - + we
    A.remove(we)
else:
    A.remove(we)

cnt = 0
for i in A:
    cnt += i

print(cnt)
Buggy python submission (verdict: Runtime Error):
K, S = map(int, input().split())
count = 0

for i in range(K+1):
    for j in range(K+1):
        if 0<=S-i-j<=K:
            count += 1
print(count

Fixed submission:
K, S = map(int, input().split())
count = 0

for i in range(K+1):
    for j in range(K+1):
        if 0<=S-i-j<=K:
            count += 1
print(count)
Buggy python submission (verdict: Runtime Error):
r = []
for i in input():
    if 'B' == i:
        if r:
            r.pop()
    else:
        r.append(i)
print(''.join(r)

Fixed submission:
r = []
for i in input():
    if 'B' == i:
        if r:
            r.pop()
    else:
        r.append(i)
print(''.join(r))
Buggy python submission (verdict: Runtime Error):
S,T=input().split()
flag=0

S_length=len(S)
for num in range(S_length):
  if S[num]!=T[num]:
    flag=-1

if flag==0:
  print('Yes')
  else:
    print('No')

Fixed submission:
S=input()
T=input()
flag=0
 
S_length=len(S)
for num in range(S_length):
  if S[num]!=T[num]:
    flag=-1
 
if flag==0:
  print('Yes')
else:
  print('No')

Buggy python submission (verdict: Runtime Error):
S=input()
T=input()

if S in T:
  print('Yes')
  else:
    print('No')

Fixed submission:
S=input()
T=input()
flag=0
 
S_length=len(S)
for num in range(S_length):
  if S[num]!=T[num]:
    flag=-1
 
if flag==0:
  print('Yes')
else:
  print('No')

Buggy python submission (verdict: Runtime Error):
S=input()
T=input()

if S in T
	print('Yes')
  else
  	print('No')



Fixed submission:
S=input()
T=input()
flag=0
 
S_length=len(S)
for num in range(S_length):
  if S[num]!=T[num]:
    flag=-1
 
if flag==0:
  print('Yes')
else:
  print('No')
Buggy python submission (verdict: Runtime Error):
x = int(input())
y = int(input())
print((x-1)*(y-1))

Fixed submission:
x,y=map(int,input().split())
print((x-1)*(y-1))
Buggy python submission (verdict: Runtime Error):
import math
N = int(input())
 
print(factrial(N)%(10**9+7))

Fixed submission:
import math
N = int(input())
 
print(math.factorial(N)%(10**9+7))

Buggy python submission (verdict: Runtime Error):
import math
N = int(inport())
 
print(math.factorial(N)%(10**9+7))

Fixed submission:
import math
N = int(input())
 
print(math.factorial(N)%(10**9+7))

Buggy python submission (verdict: Runtime Error):
import math
N = int(inport())
 
print(math.factrial(N)%(10**9+7))

Fixed submission:
import math
N = int(input())
 
print(math.factorial(N)%(10**9+7))

Buggy python submission (verdict: Runtime Error):
import math
N = int(inport())

print(factrial(N)%(10**9+7))

Fixed submission:
import math
N = int(input())
 
print(math.factorial(N)%(10**9+7))
Buggy python submission (verdict: Runtime Error):
S = input()
T = input()
ans = 0

for i in range(len(s)):
  if (s[i] != t[i]):
    ans = ans + 1

print(ans)


Fixed submission:
s = input()
t = input()
ans = 0
 
for i in range(len(s)):
  if (s[i] != t[i]):
    ans = ans + 1
 
print(ans)
Buggy python submission (verdict: Runtime Error):
a = int(input())
count = 0
for i in range(a):
    a,b = map(int,input().split())
    
    if (a==b):
        count += 1
        break
    else : 
        count = 0

if (count >= 3):
        
    print("Yes")
else :
    print("No")


Fixed submission:
a = input()

if (a[-1] != "s"):
    a += "s"

else :
    a += "es"

print(a)
Buggy python submission (verdict: Runtime Error):
a = list(map(int,input().split()))
max_a = -10**30
import itertools
for i in itertools.combinations(a,2) :
    #print(i[0]*i[1])
    if( i[0]*i[1] > max_a):
        max_a = i[0]*i[i]

print(max_a)


Fixed submission:
a = list(map(int,input().split()))
a_1,a_2 = [],[]
a_1.append(a[0])
a_1.append(a[1])
a_2.append(a[2])
a_2.append(a[3])

#print(a_1,a_2)
max_a = -(10**30)
for i in a_1:
    for l in a_2:
        if(i*l > max_a):
            max_a = i*l

print(max_a)
Buggy python submission (verdict: Runtime Error):

"""a = int(input())

import itertools
a_list = [i for i in range(3,a+1)]
#print(a_list)

for i in itertools.combinations_with_replacement(a_list,len(a_list)):
    if(sum(i) == a):
        print(sum(i))
        """

MOD = 10**9 + 7
S = int(input())

dp = [1] * 2001
dp[0] = dp[1] = dp[2] = 0
"""
for i in range(S+1):
    for j in range(3, i):
        dp[i] += dp[i-j]
    print(i,dp[0:S+1])

"""

for i in range(3,S+1):
    for l in range(i+1-3):
        dp[i] += dp[l]

    print(i,dp[0:i+1])

      

print(dp[S] % MOD)



Fixed submission:

"""a = int(input())

import itertools
a_list = [i for i in range(3,a+1)]
#print(a_list)

for i in itertools.combinations_with_replacement(a_list,len(a_list)):
    if(sum(i) == a):
        print(sum(i))
        """

MOD = 10**9 + 7
S = int(input())

dp = [1] * 2001
dp[0] = dp[1] = dp[2] = 0
"""
for i in range(S+1):
    for j in range(3, i):
        dp[i] += dp[i-j]
    print(i,dp[0:S+1])

"""

for i in range(3,S+1):
    for l in range(i+1-3):
        dp[i] += dp[l]

    #print(i,dp[0:i+1])

      

print(dp[S] % MOD)
Buggy python submission (verdict: Runtime Error):
n,k = map(int,input().split())
a = list(map(int,input().split()))

s = sorted(a,reverse=True)
mod = 10**9 + 7
ans = 1
#全部の要素が負の数であり奇数個の場合は大きい順に取ったものが答え
if k % 2 == 1 and s[0] < 0:
        for i in range(k):
            ans = ans * s[i] % mod
        print(ans)
        exit()　#終了

l = 0
r = n - 1
#次の処理のための計算　（kが奇数だった場合)
#この処理の必要性
#奇数個だった場合三個のうち二つで正の数の最大値を作れば良い
if k % 2 == 1:
  ans = ans * s[l]
  l += 1


for _ in range(k // 2):
  ml = s[l] * s[l + 1]
  mr = s[r] * s[r - 1]
  if ml > mr:
    ans = ans * ml % mod
    l += 2
  else:
    ans = ans * mr % mod
    r -= 2

print(ans)


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

s = sorted(a,reverse=True)
mod = 10**9 + 7
ans = 1
#全部の要素が負の数であり奇数個の場合は大きい順に取ったものが答え
if k % 2 == 1 and s[0] < 0:
        for i in range(k):
            ans = ans * s[i] % mod
        print(ans)
        exit()#終了

l = 0
r = n - 1
#次の処理のための計算　（kが奇数だった場合)
#この処理の必要性
#奇数個だった場合三個のうち二つで正の数の最大値を作れば良い
if k % 2 == 1:
  ans = ans * s[l]
  l += 1


for _ in range(k // 2):
  ml = s[l] * s[l + 1]
  mr = s[r] * s[r - 1]
  if ml > mr:
    ans = ans * ml % mod
    l += 2
  else:
    ans = ans * mr % mod
    r -= 2

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())

def factorization(n):
    if (n == 1 ):
        return [1]
    arr = []
    temp = n

    
    for i in range(2, int(-(-n**0.5//1))+1) :
        if ( temp % i == 0):
            cnt = 0
            while (temp % i == 0):
                cnt +=1
                temp //= i
            arr.append([i, cnt])
    if temp!=1:
        arr.append([temp, 1])

    if arr==[]:
        arr.append([n, 1])
    return [arr[1]+1 for arr in arr ]

#print(factorization(N))

sum_ans = 0
def cal(list):
    ans = 1
    for i in list:
        ans *= i

    return ans


for i in range(1,N+1):
    #print(factorization(i),i)
    sum_ans += i * cal(factorization(i))
    #lenが掛け算

print(sum_ans)



Fixed submission:

"""
def factorization(n):
    if (n == 1 ):
        return [1]
    arr = []
    temp = n

    
    for i in range(2, int(-(-n**0.5//1))+1) :
        if ( temp % i == 0):
            cnt = 0
            while (temp % i == 0):
                cnt +=1
                temp //= i
            arr.append([i, cnt])
    if temp!=1:
        arr.append([temp, 1])

    if arr==[]:
        arr.append([n, 1])
    return [arr[1]+1 for arr in arr ]

#print(factorization(N))

sum_ans = 0
def cal(list):
    ans = 1
    for i in list:
        ans *= i

    return ans


for i in range(1,N+1):
    #print(factorization(i),i)
    sum_ans += i * cal(factorization(i))
    #lenが掛け算

print(sum_ans)
"""
n=int(input())
ans=0
for i in range(1,n+1):
    d=n//i
    ans+=i*d*(d+1)//2
print(ans)
Buggy python submission (verdict: Runtime Error):
a,b = map(int,input().split())
lis = [0]*b
for i in range(a):
  c = int(input())
  d = input().split()
  
  for l in range(c):
    lis[int(d[l])-1] += 1
    
count = 0
for i in range(b):
  if(lis[i] == 0):
    count += 1

print(count)

Fixed submission:
input_l = input()

if(input_l =="ARC"):
  print("ABC")
  
else:
  print("ARC")
Buggy python submission (verdict: Runtime Error):
a,b = map(int,input().split())
lis = [0]*b
for i in range(a):
  c = int(input())
  d = input().split()
  
  for l in range(c):
    lis[int(d[l])-1] += 1
    
count = 0
for i in range(b):
  if(lis[i] == 0):
    count += 1

print(count)

Fixed submission:
a,b = map(int,input().split())
lis = [0]*a
for i in range(b):
  c = int(input())
  d = input().split()
  
  for l in range(c):
    lis[int(d[l])-1] += 1
    
count = 0
for i in range(a):
  if(lis[i] == 0):
    count += 1

print(count)