Harryxun/sft_time huggingface dataset:
### BUGGY CODE ###

from collections import Counter 
from collections import defaultdict
from collections import deque
from functools import reduce
import math
import itertools
import heapq
import numpy as np
import bisect
import sys
sys.setrecursionlimit(10**6)


def bfs(s,n,node):
    #頂点が探索済みかどうかのチェック配列
    check=[False for _ in range(n)]
    check[s]=True
    #次見る頂点を格納するキュー
    queue=deque([s])
    visited_num=1

    #問題固有の配列
    #color_check=[[True for _ in range(l)] for _ in range(n)]
    color=[-1 for _ in range(n)]
    color[s]=0
    
    while visited_num<n:
        #グラフが全連結ではない場合
        if len(queue)==0:
            #空配列を返す
            #現状までの計算済み配列を返してもいいと思う
            return color

        now_vertex=queue.popleft()
        #インデックスがない場合は
        for next_vertex in node[now_vertex]:


            if check[next_vertex]==True:
                continue

            queue.append(next_vertex)
            check[next_vertex]=True

            #問題固有の計算
            color[next_vertex]=color[now_vertex]+1
            visited_num+=1

    return color

#n=int(input())z
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
ceil=lambda x,y: (x+y-1)//y
input_list = lambda : list(map(int,input().split()))



n=int(input())
#n,m=input_list()
a=input_list()
ans=1
for i in a:
    ans*=i

if ans>10**18:
    print(-1)

else:
    print(ans)


### FIXED CODE ###

from collections import Counter 
from collections import defaultdict
from collections import deque
from functools import reduce
import math
import itertools
import heapq
import numpy as np
import bisect
import sys
sys.setrecursionlimit(10**6)


def bfs(s,n,node):
    #頂点が探索済みかどうかのチェック配列
    check=[False for _ in range(n)]
    check[s]=True
    #次見る頂点を格納するキュー
    queue=deque([s])
    visited_num=1

    #問題固有の配列
    #color_check=[[True for _ in range(l)] for _ in range(n)]
    color=[-1 for _ in range(n)]
    color[s]=0
    
    while visited_num<n:
        #グラフが全連結ではない場合
        if len(queue)==0:
            #空配列を返す
            #現状までの計算済み配列を返してもいいと思う
            return color

        now_vertex=queue.popleft()
        #インデックスがない場合は
        for next_vertex in node[now_vertex]:


            if check[next_vertex]==True:
                continue

            queue.append(next_vertex)
            check[next_vertex]=True

            #問題固有の計算
            color[next_vertex]=color[now_vertex]+1
            visited_num+=1

    return color

#n=int(input())z
#n,m=list(map(int,input().split()))
#a=list(map(int,input().split()))
ceil=lambda x,y: (x+y-1)//y
input_list = lambda : list(map(int,input().split()))



n=int(input())
#n,m=input_list()
a=input_list()
ans=1
if 0 in a:
    print(0)
    exit()
for i in a:
    ans*=i
    if ans>10**18:
        print(-1)
        exit()



print(ans)
### BUGGY CODE ###

# D - Integer Cards
# https://atcoder.jp/contests/abc127/tasks/abc127_d

import sys

n, m = list(map(int, sys.stdin.readline().split()))
cards = list(map(int, sys.stdin.readline().split()))
cards.sort()

set = [list(map(int, sys.stdin.readline().split())) for _ in range(m)]

# combinations.sort(key = lambda x: x[1], reverse = True)
combinations = []
for b, c in set:
    combinations.extend([c] * b)

combinations.sort(reverse = True)

ans = 0
left = 0
for i in range(len(combinations)):
    if i > len(cards) or combinations[i] <= cards[i]:
        break
    else:
        ans += combinations[i]
        left += 1

print(ans + sum(cards[left:]))

### FIXED CODE ###

# D - Integer Cards
# https://atcoder.jp/contests/abc127/tasks/abc127_d

import sys

n, m = list(map(int, sys.stdin.readline().split()))
cards = list(map(int, sys.stdin.readline().split()))

combinations = [list(map(int, sys.stdin.readline().split())) for _ in range(m)]

cards.sort()
combinations.sort(key=lambda x: x[1], reverse=True)

i = 0
for b, c in combinations:
    for k in range(i, min(n, i + b)):
        if cards[k] < c:
            cards[k] = c
            i += 1
        else:
            break

print(sum(cards))
### BUGGY CODE ###

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

li_w = list()

for _ in range(m):
    li_w.append(tuple(map(int, input().split())))

answer = set()

for idx, w in enumerate(li_w):
    if idx == 0:
        answer = set(range(w[0], w[1] + 1))
    else:
        answer = answer.intersection(range(w[0], w[1] + 1))

print(len(answer))


### FIXED CODE ###

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

li_w = list()

for _ in range(m):
    li_w.append(tuple(map(int, input().split())))

w_l = 0
w_r = 999999

for w in li_w:
    w_l = max(w_l, w[0])
    w_r = min(w_r, w[1])


if w_r >= w_l:
    print(w_r - w_l + 1)
else:
    print(0)
### BUGGY CODE ###

def mygets():
    return list(map(int, input().strip().split(' ')))

n, x = mygets()
a = mygets()

b1 = a

ans = sum(a)

def f(k):
    u = k[1]
    v =  b1[(k[0] + n - 1) % n]
    if u < v:
        return u
    else:
        return v

for i in range(1, n):
    b2 = list(map(f, enumerate(a)))
    ans = min(ans, sum(b2) + i * x)
    b1 = b2

print(ans)


### FIXED CODE ###

def mygets():
    return list(map(int, input().strip().split(' ')))

n, x = mygets()
a = mygets()

b1 = a

ans = sum(a)

def f(k, u):
    j = k - 1
    if j < 0:
        j = n - 1
    w = b1[j]
    if u < w:
        return u
    return w

for i in range(1, n):
    b2 = [f(k, u) for k, u in enumerate(a)]
    ans = min(ans, sum(b2) + i * x)
    b1 = b2

print(ans)
### BUGGY CODE ###

n = int(input())
a = list(map(int,(input().split())))
u = 1  
 
if 0 in a:
  print(0)
else:
  for i in a:
    u *=i
  if u > 1000000000000000000:
    print(-1)
  else:
    print(u)

### FIXED CODE ###

import sys
def main():
  u = 1  
  n = int(input())
  a = list(map(int,(input().split())))
  
  if 0 in a:
    print(0)
    sys.exit()
	
  for i in a:
    u *=i
    if u > 1000000000000000000:
      print(-1)
      sys.exit()

  print(u)


main()
### BUGGY CODE ###

import sys
input = sys.stdin.readline

n = int(input())
b = list(map(int, input().split()))

from queue import Queue
q = Queue()
ans = Queue()

import numpy as np
n = np.array(n)


def bfs(b):
    q.put(b)
    ans.put([])

    while q.empty() == False:
        p = q.get()
        a = ans.get()

        if p == []:
            break

        if p[0] != 1:
            continue

        m = len(p)

        for i in range(m-1, -1, -1):
            if p[i] == i+1:
                q.put(p[:i]+p[i+1:])
                ans.put(a+[i+1])


    if p == []:
        a = a[::-1]
        for aa in a:
            print(aa)
    else:
        print(-1)


bfs(b)


### FIXED CODE ###

import sys
input = sys.stdin.readline

n = int(input())
b = list(map(int, input().split()))

from queue import Queue
q = Queue()
ans = Queue()

import numpy as np
n = np.array(n)


def bfs(b):
    q.put(b)
    ans.put([])

    while q.empty() == False:
        p = q.get()
        a = ans.get()

        if p == []:
            break

        if p[0] != 1:
            continue

        m = len(p)

        for i in range(m-1, -1, -1):
            if p[i] == i+1:
                q.put(p[:i]+p[i+1:])
                ans.put(a+[i+1])
                break


    if p == []:
        a = a[::-1]
        for aa in a:
            print(aa)
    else:
        print(-1)


bfs(b)
### BUGGY CODE ###

import sys

N, M = map(int, sys.stdin.readline().split())

L = []
R = []

for i in range(M):
    temp_l, temp_r = map(int, sys.stdin.readline().split())
    L.append(temp_l)
    R.append(temp_r)

master_list = list(range(1, N+1))
master_set = set(master_list)

ans = master_set
for i in range(M):
    current_set = set(list(range(L[i], R[i]+1)))
    ans = ans & current_set

print(len(ans))

### FIXED CODE ###

import sys

N, M = map(int, sys.stdin.readline().split())

L = []
R = []

for i in range(M):
    temp_l, temp_r = map(int, sys.stdin.readline().split())
    L.append(temp_l)
    R.append(temp_r)

temp = min(R) - max(L) + 1

if temp > 0:
    print(temp)
else:
    print(0)
### BUGGY CODE ###

inf = float("inf")

N = int(input())
A = [int(i) for i in input().split()]

bmin = inf
bmax = -inf

for b in range(0, N):
    bmin = min(bmin, A[b] - b)
    bmax = max(bmax, A[b] - b)

bb = inf
for d in range(bmin, bmax + 1):
    df = 0
    for b in range(0, N):
        df = df + abs(A[b] - (d + b))
    bb = min(bb, df)

print(bb)

### FIXED CODE ###

import numpy as np

N = int(input())
A = [int(i) for i in input().split()]

list = []

for b in range(0, N):
    list.append(A[b] - b)

md = int(np.median(list))

bb = 0
for b in range(0, N):
    bb += abs(list[b] - md)

print(bb)
### BUGGY CODE ###

A,B,N= map(int, input().split())
ans = 0
for i in range(N+1):
    d = (int((A*i)/B) - A *int(i/B))
    if ans < d:
        ans = d
print(ans)

### FIXED CODE ###

import math
A,B,N= map(int, input().split())
ans = 0
if N>=B:
    i = B-1
else:
    i = N
d = (math.floor((A*i)/B) - A *math.floor(i/B))
print(d)
### BUGGY CODE ###

input = raw_input

def init():
    table = [True] * 1000001
    table[0] = False
    table[1] = False
    n = len(table)
    for i in range(2, n):
        for j in range(i + i, n, i):
            table[j] = False
    return table
    
def solve(price, ps, is_prime):
    dp = []
    for i in range(len(ps)):
        dp.append([False] * (price + 1))

    if ps[0] <= price:
        dp[0][ps[0]] = True
    dp[0][0]     = True

    for i in range(1, len(ps)):
        for p in range(price + 1):
            if p >= ps[i]:
                dp[i][p] = dp[i - 1][p] or dp[i][p - ps[i]]
            else:
                dp[i][p] = dp[i - 1][p]

    p = -1
    for i in range(0, price + 1):
        if is_prime[i] and dp[len(ps) - 1][i]:
            p = i
    if p == -1:
        print("NA")
    else:
        print(p)
    
def main():
    table = init()
    while True:
        n, price = map(int,input().split())
        if n == 0 and price == 0:
            return
        ps = []
        for i in range(n):
            ps.append(int(input()))
        solve(price, ps, table)

main()

### FIXED CODE ###

from datetime import datetime
import math

def measure(f):
    measure_start = datetime.now()
    v = f()
    print(datetime.now() - measure_start)
    return v

input = raw_input
range = xrange
    
def init():
    table = [True] * 1000001
    table[0] = False
    table[1] = False
    n = len(table)

    def prime(p):
        for i in range(p + p, n, p):
            table[i] = False
    prime(2)
    prime(3)
    prime(5)
    prime(7)
    prime(11)
    prime(13)

    for i in range(2, int(math.sqrt(n) + 1)):
        if (i % 2 != 0 and i % 3 != 0 and i % 5 != 0 and
            i % 7 != 0 and i % 11 != 0 and i % 13 != 0):
            for j in range(i * i, n, i):
                table[j] = False
#    for i in range(len(table)):
#        if table[i]:
#            print(i)
    return table
    
def solve(price, ps, is_prime):
    dp = [0] * ((price >> 5) + 1)

    for i in range(0, price + 1,ps[0]):
        dp[i >> 5] |= 1 << (i & 31)
    dp[0] = 1
    
    for i in range(1, len(ps)):
        cur_p = ps[i]
        r = cur_p & 31
        rest = 0
        if cur_p >= 32:
            for p in range(cur_p, price + 1, 32):
                i1 = (p - cur_p) >> 5
                i2 = p >> 5
                v = dp[i1]
                dp[i2] |= (v << r) | rest
                rest = (v >> (32 - r)) & ((1 << r) - 1)
        else:
            for p in range(cur_p, price + 1):
                dp[p >> 5] |= (dp[(p - cur_p) >> 5] >> ((p - cur_p) & 31) & 1) << (p & 31)
            
    p = -1
    for i in range(0, price + 1):
        if is_prime[i] and (dp[i >> 5] >> (i & 31)) & 1 == 1:
            p = i
    if p == -1:
        print("NA")
    else:
        print(p)
    
def main():
    table = init()
    while True:
        n, price = map(int,input().split())
        if n == 0 and price == 0:
            return
        ps = []
        for i in range(n):
            ps.append(int(input()))
        solve(price, ps, table)

main()
### BUGGY CODE ###

n,p=map(int,input().split())
for i in range(int(p**(1/n)+(p//n>1)),0,-1):
  if p%i**n==0:exit(print(i))

### FIXED CODE ###

n,p=map(int,input().split())
for i in range(int(p**(1/n)+(p>n**2)),0,-1):
  if p%i**n==0:exit(print(i))
### BUGGY CODE ###

N,M,K = map(int,input().split())
MOD = 998244353
ans = 0


fact = [1] * (N+1) # 階乗を格納するリスト
def inv(n): # MODを法とした逆元
    return pow(n, MOD-2, MOD)
for i in range(N):
    fact[i+1] = fact[i] * (i+1) % MOD # 階乗を計算

def nCk(n,k): # 組み合わせ(MOD)を返却する
    return fact[n] * inv(fact[n-k]) * inv(fact[k]) % MOD

def solve(k):
    r = M * pow(M-1,N-1-k,MOD)
    r *= nCk(N-1,k)
    return r

for k in range(K+1):
    ans += solve(k)
    ans %= MOD
print (ans)

### FIXED CODE ###

N,M,K = map(int,input().split())
MOD = 998244353
ans = 0


fact = [1] * (N+1) # 階乗を格納するリスト
factinv = [1] * (N+1) # 階乗を格納するリスト



for i in range(N):
    fact[i+1] = fact[i] * (i+1) % MOD # 階乗を計算
    factinv[i+1] = pow(fact[i+1], MOD-2, MOD)# MODを法とした逆元

def nCk(n,k): # 組み合わせ(MOD)を返却する
    return fact[n] * factinv[n-k] * factinv[k] % MOD

def solve(k):
    r = M * pow(M-1,N-1-k,MOD) * nCk(N-1,k)
    return r

for k in range(K+1):
    ans += solve(k)
    ans %= MOD
print (ans)
### BUGGY CODE ###

monsters, special = map(int, input().split())
HP = list(map(int, input().split()))
HP.sort()

for i in range(special):
  HP.remove(HP[-1])
  if HP == []:
    break

print(sum(HP))

### FIXED CODE ###

import heapq
ceruleans, skills = map(int, input().split())
HP = list(map(lambda x: int(x) * (-1), input().split())) # OK! 次に進もうぜ
heapq.heapify(HP)

for i in range(skills):
  heapq.heappop(HP)

  if HP == []:
    break

print(-sum(HP))
### BUGGY CODE ###

def main():
    a,b = map(int,input().split())
    if a-b+1>=2019:
        print(0)
    else:
        mini = 2020
        for i in range(a,b+1):
            for j in range(a,i):
                joke = i*j%2019
                if joke<mini:
                    mini = joke
        print(mini)
main()

### FIXED CODE ###

def main():
    a,b = map(int,input().split())
    if a-b+1>=2019:
        print(0)
    else:
        mini = 2020
        for i in range(a,b+1):
            for j in range(a,i):
                joke = i*j%2019
                if joke<mini:
                    mini = joke
                    if mini == 0:
                        print(0)
                        return 0
        print(mini)
main()
### BUGGY CODE ###

# AtCoder Beginner Contest 121
# https://atcoder.jp/contests/abc121
import sys

s2nn = lambda s: [int(c) for c in s.split(' ')]
ss2nn = lambda ss: [int(s) for s in list(ss)]
ss2nnn = lambda ss: [s2nn(s) for s in list(ss)]
i2s = lambda: sys.stdin.readline().rstrip()
i2n = lambda: int(i2s())
i2nn = lambda: s2nn(i2s())
ii2ss = lambda n: [sys.stdin.readline() for _ in range(n)]
ii2nn = lambda n: ss2nn(ii2ss(n))
ii2nnn = lambda n: ss2nnn(ii2ss(n))

def main():
    A, B = i2nn()
    n = A
    for i in range(A+1, B+1):
        n ^= i
    print(n)

main()

### FIXED CODE ###

# AtCoder Beginner Contest 121
# https://atcoder.jp/contests/abc121
import sys
#import numpy as np

s2nn = lambda s: [int(c) for c in s.split(' ')]
ss2nn = lambda ss: [int(s) for s in ss]
ss2nnn = lambda ss: [s2nn(s) for s in ss]
i2s = lambda: sys.stdin.readline().rstrip()
i2n = lambda: int(i2s())
i2nn = lambda: s2nn(i2s())
ii2ss = lambda n: [sys.stdin.readline().rstrip() for _ in range(n)]
ii2nn = lambda n: ss2nn(ii2ss(n))
ii2nnn = lambda n: ss2nnn(ii2ss(n))

def main_lte():
    A, B = i2nn()
    n = A
    for i in range(A+1, B+1):
        n ^= i
    print(n)

# t桁目
def calc_t(n, t):
    d = n % (2**t)
    h = 2**(t-1)
    if d >= h and d % 2 == 0:
        return h
    else:
        return 0

# 0～n の xor
def calc_old(n):
    ans = 0
    # 10^3  < 2^10   # 1000 < 1024
    # 10^12 < 2^40
    # 1桁目
    d = n % 4
    if d == 1 or d == 2:
        ans += 1
    # 2桁目
    d = n % 4
    if d == 2:
        ans += 2
    # 3桁目
    d = n % 8
    if d == 4 or d == 6:
        ans += 4
    # 4桁目
    d = n % 16
    if d == 8 or d == 10 or d == 12 or d == 14:
        ans += 8
    return ans

def calc(n):
    ans = 0
    # 1桁目
    d = n % 4
    if d == 1 or d == 2:
        ans += 1
    # 2桁目以降
    for t in range(2, 40+1):
        ans += calc_t(n, t)
    return ans

# (A^...^B)
# = (1^...^A-1) ^ (1^...^A-1) ^ (A^...^B)
# = (1^...^A-1) ^ (1^...^B)
def main():
    A, B = i2nn()
    n = calc(A-1) ^ calc(B)
    print(n)

main()
### BUGGY CODE ###

n, k, q = list(map(int, input().split()))

ns_points = [k] * n

for i in range(q):
    a = int(input())
    ns_points = list(map(lambda x: x - 1, ns_points))
    ns_points[a - 1] += 1

for points in ns_points:
    if points <= 0:
        print('No')
    else:
        print('Yes')

### FIXED CODE ###

n, k, q = list(map(int, input().split()))

ns_points = [k] * n
ns_corrects = [0] * n
for i in range(q):
    ns_corrects[int(input())-1] += 1


for j in range(len(ns_points)):
    if ns_points[j] - (q - ns_corrects[j]) <= 0:
        print('No')
    else:
        print('Yes')
### BUGGY CODE ###

N = int(input())
s_list = {}
already = set()
for _ in range(N):
    s = input()
    if s in already:
        s_list[s] += 1
    else:
        s_list[s] = 0
    already.add(s)


max_kv_list = [kv for kv in s_list.items() if kv[1] == max(s_list.values())]
kv_list = []
for kv in max_kv_list:
    kv_list.append(kv[0])
kv_list.sort()
for kv in kv_list:
    print(kv)

### FIXED CODE ###

N = int(input())
s_list = {}
already = set()
for _ in range(N):
    s = input()
    if s in already:
        s_list[s] += 1
    else:
        s_list[s] = 0
    already.add(s)

max_value = max(s_list.values())
max_kv_list = [kv for kv in s_list.items() if kv[1] == max_value]
kv_list = []
for kv in max_kv_list:
    kv_list.append(kv[0])
kv_list.sort()
for kv in kv_list:
    print(kv)
### BUGGY CODE ###

import math
A,B,N=list(map(int,input().split()))
maxi = min(A,N)
ans = 0
for i in range(1,maxi+1):
    ans = max(ans,math.floor((A*i)/B)-A*math.floor(i/B))
if A<N:
    for i in range(A,B+1):
        ans = max(ans,math.floor((A*i)/B)-A*math.floor(i/B))
print(ans)


### FIXED CODE ###

import math
A,B,N=list(map(int,input().split()))
maxi=min(B-1,N)
print(math.floor((A*maxi)/B)-A*math.floor(maxi/B))
### BUGGY CODE ###

N = int(input())
aaa = []
for i in range(N):
  aaa.append(list(reversed(list(map(int, input().split())))))

for i in range(0, N*N+1):
  done = [False] * N
  empty = True
  played = False
  for j, aa in enumerate(aaa):
    if len(aa) > 0:
      empty = False
      l = aa[-1]-1
      if (not (done[j] or done[l])) and len(aaa[l]) > 0 and aaa[l][-1] == j+1:
          aa.pop()
          aaa[l].pop()
          done[j], done[l] = True, True
          played = True
  if empty:
    print(i)
    break
  elif not played:
    print(-1)
    break

### FIXED CODE ###

N = int(input())
aaa = []
for i in range(N):
  aaa.append(list(reversed(list(map(int, input().split())))))

cs = set(range(N))
for i in range(0, N*N+1):
  empty = True
  played = False
  ncs = set()
  for j in cs:
    aa = aaa[j]
    if len(aa) > 0:
      empty = False
      l = aa[-1]-1
      if j not in ncs and l not in ncs and len(aaa[l]) > 0 and aaa[l][-1] == j+1:
          aa.pop()
          aaa[l].pop()
          played = True
          ncs.add(j)
          ncs.add(l)
  cs = ncs
  if empty:
    print(i)
    break
  elif not played:
    print(-1)
    break
### BUGGY CODE ###

import numpy as np

h,w,m = map(int,input().split())
t = list(list(map(int,input().split())) for _ in range(m))

b = list([0]*w for _ in range(h))

for i in range(m):
  x,y = t[i]
  b[x-1][y-1] += 1

h_max = max(np.sum(b, axis=0))
w_max = max(np.sum(b, axis=1))

h_index = [n for n, v in enumerate(np.sum(b, axis=0)) if v == h_max]
w_index = [n for n, v in enumerate(np.sum(b, axis=1)) if v == w_max]

ans = h_max + w_max

for j in range(len(h_index)):
  for k in range(len(w_index)):
    if b[w_index[k]][h_index[j]] == 0:
      print(ans)
      exit()
print(ans-1)

### FIXED CODE ###

import numpy as np

h,w,m = map(int,input().split())
t = list(tuple(map(lambda x: int(x)-1,input().split())) for _ in range(m))

H = [0] * h
W = [0] * w
for x,y in t:
    H[x] += 1
    W[y] += 1
H_max = max(H)
W_max = max(W)

H_index = [x for x,i in enumerate(H) if i == H_max]
W_index = [y for y,j in enumerate(W) if j == W_max]

ans = H_max + W_max

t = set(t)
for r in H_index:
    for c in W_index:
        if (r, c) not in t:
            print(ans)
            exit()
print(ans - 1)
### BUGGY CODE ###

n = int(input())
li = list(map(int,input().split()))
ans = li[0]
for i,l in enumerate(li):
    if i == 0:
        continue
    else:
        #print(l,'l')
        ans *= l
        #print(ans)
if ans > 10**18:
    print(-1)
else:
    print(ans)

### FIXED CODE ###

n = int(input())
li = list(map(int,input().split()))
if 0 in li:
    print(0)
    exit()

ans = li[0]
for i,l in enumerate(li):
    if i == 0:
        continue
    else:
        #print(l,'l')
        ans *= l
        if ans > 10**18:
            print(-1)
            exit()
        #print(ans)
if ans > 10**18:
    print(-1)
else:
    print(ans)
### BUGGY CODE ###

S = input()
K = int(input())

D=5000000000000000

tmp=0
for s in S:
  t=1
  for _ in range(K):
    t=t*int(s)
    if tmp+t>=K:
      print(s)
      break
  else:
    tmp+=t
    continue
  break

### FIXED CODE ###

S = input()
K = int(input())

D=5000000000000000

tmp=0
for s in S:
  if s=='1':
    tmp+=1
    if tmp>=K:
      print(s)
      break
    continue
    
  t=1
  for _ in range(D):
    t=t*int(s)
    if tmp+t>=K:
      print(s)
      break
  else:
    tmp+=t
    continue
  break
### BUGGY CODE ###

n = int(input())
a = list(map(int,input().split()))
ans = []
for i in range(1,n+1):
    ans.append(a.count(i))
    a = [n for n in a if n != i]
for j in ans:
    print(j)

### FIXED CODE ###

n = int(input())
a = list(map(int,input().split()))
ans = [0]*n
for i in a:
    ans[i-1] += 1
for j in ans:
    print(j)
### BUGGY CODE ###

y=int(input())
b=[[i,j,k]  for i in range(1,y+1) for j in range(1,y+1) for k in range(1,y+1) ]
c=[]
if y==200:
    print(10813692)
if y==199:
    print(27352152)
if y==198:
    print(27096894)
if y==197:
    print(26477785)
if y==196:
    print(26227936)
if y==195:
    print(25717380)
if y==194:
    print(25186826)
if y==193:
    print(24870945)
if y==192:
    print(24631296)
if y==191:
    print(24050720)                    
else:
    for l in range(y**3):
        import math
        a = b[l]
        ans1 = math.gcd(a[0], a[1])
        ans2 =math.gcd(ans1,a[2])
        c.append(ans2)
print(sum(c)) 

### FIXED CODE ###

import math
y=int(input())
cnt=0
for i in range (1,y+1):
    for k in range(1,y+1):
        for j in range(1,y+1):
            a = [i,j,k]#リスト
            ans = a[0]
            for x in range(len(a)):
                ans = math.gcd(ans, a[x])
            cnt+=ans
print(cnt)