Harryxun/stf_run huggingface dataset:
n = int(input())
a = [int(i) for i in input().split()]

if n // 2 == 1:
    print(max(a))
if n < 20:
    d = a.copy()
    
    for i in range(1, n // 2):
        b = [0] * n
        c = -10 ** 24
        ans = -10 ** 24
        for j in range(i * 2, n):
            c = max(c, a[j - 2])
            b[j] = c + d[j]
            ans = max(ans, c + d[j])

        a = b.copy()
    print(ans)
    exit()

b = a[:10]
e = [True]*10

for i in range(1, n // 2):
    c = [0] * 10
    f = [False]*10
    d = -10**24
    for j in range(10):
        if 2 * i + j >= n:
            continue
        if not e[j]:
            continue
        d = max(d, b[j])
        c[j] = d + a[2 * i + j]
        f[j] = True
    e = f.copy()
    b = c.copy()
ans = -10 ** 24
for i in range(10):
    if e[i]:
        ans = max(ans, b[i])
print(ans)


### FIXED CODE ###

n = int(input())
a = [int(i) for i in input().split()]

if n // 2 == 1:
    print(max(a))
    exit()
if n < 20:
    d = a.copy()
    
    for i in range(1, n // 2):
        b = [0] * n
        c = -10 ** 24
        ans = -10 ** 24
        for j in range(i * 2, n):
            c = max(c, a[j - 2])
            b[j] = c + d[j]
            ans = max(ans, c + d[j])

        a = b.copy()
    print(ans)
    exit()

b = a[:10]
e = [True]*10

for i in range(1, n // 2):
    c = [0] * 10
    f = [False]*10
    d = -10**24
    for j in range(10):
        if 2 * i + j >= n:
            continue
        if not e[j]:
            continue
        d = max(d, b[j])
        c[j] = d + a[2 * i + j]
        f[j] = True
    e = f.copy()
    b = c.copy()
ans = -10 ** 24
for i in range(10):
    if e[i]:
        ans = max(ans, b[i])
print(ans)
import sys

input = sys.stdin.readline


def nap(n, cap):
    val = [0] * (cap + 1)
    for _ in range(n):
        w, v = map(int, input().split())
        for wk in range(cap, w - 1, -1):
            nv = val[wk - w] + v
            if val[wk] < nv:
                val[wk] = nv
    return max(val)


n, cap = map(int, input().split())
print(nap(n, cap))


### FIXED CODE ###

import sys

input = sys.stdin.readline


def nap(n, cap):
    mxk = 0
    inf = 10 ** 10
    wei = [0] + [inf] * 100000
    for _ in range(n):
        w, v = map(int, input().split())
        for vk in range(100000, v - 1, -1):
            nw = wei[vk - v] + w
            if nw > cap: continue
            if wei[vk] > nw:
                wei[vk] = nw
                if vk > mxk:
                    mxk = vk
    return mxk


n, cap = map(int, input().split())
print(nap(n, cap))
S = str(input())
T = str(input())

if T.startswith(S):
  print("Yes")
else:
  primt("No")


### FIXED CODE ###

S = str(input())
T = str(input())

if T.startswith(S):
  print("Yes")
else:
  print("No")
from math import ceil
n, k = map(int,input().split())
array = []
p = ceil(max(n/k,k/n))+2
n_r = 0
if k == 1:
    array.append(0)
else:
    for i in range(p):
        n_r = n
        n = abs(n-k)
        array.append(n)
        if n > n_r:
            break
min_n = min(array)
print(min_n)

### FIXED CODE ###

n, k = map(int, input().split())
print(min(n%k, k-n%k))
n,k=map(int,input().split())

if int((n+1)/2)=>k:
  print("YES")
else:
  print("NO")


### FIXED CODE ###

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

if int((n+1)/2)>=k:
  print("YES")
else:
  print("NO")
import math

r = int(input())
s = r * r * math.pi
c = 2 * r * math.pi
print('{0:0.6f} {1:0.6f}'.format(s, c))

### FIXED CODE ###

import math

r = float(input())
s = r * r * math.pi
c = 2 * r * math.pi
print("{0:0.6f} {1:0.6f}".format(s, c))
a = []
while True:
    n = int(input())
    if n == 0:
        break
         a.append(n)
for i in range(len(a)):
    print("Case {0}: {1}".format(i + 1, a[i]))


### FIXED CODE ###

a = []
while True:
  n = int(input())
  if n == 0:
    break
  a.append(n)
for i in range(len(a)):
  print("Case {0}: {1}".format(i + 1, a[i]))
# # ABC126D.py, ATC001A.py などを参照

N = int(input())
edge = [[] for _ in range(N)]
for _ in range(N-1):
    u, v, w = map(int, input().split())
    edge[u-1].append([v-1, w])
    edge[v - 1].append([u - 1, w])


# 各頂点までの距離をdfsで求める
depth = [-1] * N
depth[0] = 0


def dfs(edge, s):
    for v in edge[s]:
        if depth[v[0]] == -1:  # 未訪問なら更新する
            depth[v[0]] = depth[s] + v[1]
            dfs(edge, v[0])


dfs(edge, 0)
for d in depth:
    if d % 2 == 0:
        print(0)
    else:
        print(1)


### FIXED CODE ###

# # ABC126D.py, ATC001A.py などを参照
import sys
sys.setrecursionlimit(1000000)
N = int(input())
edge = [[] for _ in range(N)]
for _ in range(N-1):
    u, v, w = map(int, input().split())
    edge[u-1].append([v-1, w])
    edge[v-1].append([u-1, w])


# 各頂点までの距離をdfsで求める
depth = [-1] * N
depth[0] = 0


def dfs(edge, s):
    for v in edge[s]:
        if depth[v[0]] == -1:  # 未訪問なら更新する
            depth[v[0]] = depth[s] + v[1]
            dfs(edge, v[0])


dfs(edge, 0)
for d in depth:
    if d % 2 == 0:
        print(0)
    else:
        print(1)
n = int(input())
a = list(map(int, input().split()))
b = list(map(int, input().split()))

offset = 0
i = 0
while i + offset < n:
    while a[i + offset] == b[i]:
        offset += 1
    i += 1

c = []
for i in range(offset, n + offset):
    c.append(b[i % n])

for i in range(n):
    if a[i] == c[i]:
        print('No')
        exit()

print('Yes')
print(*c)


### FIXED CODE ###

import numpy as np
import sys 
read = sys.stdin.readline
n = int(input())
a = np.fromstring(read(), dtype=np.int32, sep=' ')
b = np.fromstring(read(), dtype=np.int32, sep=' ')[::-1]

kokan = []
same = -1
for i in range(n):
    if a[i] == b[i]:
        same = a[i]
if same == -1:
    print('Yes')
    print(*b)
    exit()

for i in range(n):
    if a[i] != b[i] and a[i] != same and b[i] != same:
        kokan.append(i)
for i in range(n):
    if a[i] == b[i]:
        if len(kokan) == 0:
            print('No')
            exit()
        else:
            j = kokan[-1]
            b[i], b[j] = b[j], b[i] 
            kokan.pop()
print('Yes')
print(*b)
i = 0
x = input()
while x != '0':
  print('Case ' i ': ' x)
  x = input()
  i+=1


### FIXED CODE ###

i,x = 1,input()
while x != "0":
  print('Case '+str(i)+': '+x)
  i,x = i+1,input()
import sys
input = sys.stdin.readline

N = int(input())
T_N = [int(input()) for _ in range(N)]
M = int(input())
for i in range(M):
    P_M, X_M = map(int, input().split())

sumT = sum(T_N)
for idx1 in range(M):
    print(sumT - T_N[P_M[idx1] - 1] + X_M[idx1])


### FIXED CODE ###

import sys
in1 = sys.stdin.readlines()

#in1 = ['5','7 2 3 8 5','3','4 2','1 7','4 13']

N = int(in1[0])
T_N = list(map(int, in1[1].split()))
M = int(in1[2])
P_M = [None] * M
X_M = [None] * M
idx1 = 0
for PX in in1[3:]:
    P_M[idx1], X_M[idx1] = map(int, PX.split())
    idx1 += 1

sumT = sum(T_N)
for idx1 in range(M):
    print(sumT - T_N[P_M[idx1] - 1] + X_M[idx1])
# encoding: utf-8
# N = int(input())
# S = input()
# N, M = map(int, input().split())
# A = list(map(int, input().split()))

N, x = map(int, input().split())
A = list(map(int, input().split()))

tab = [[None] * (x + 1) for i in range(N)]

def recsearch(i, x_tmp):
    # print("#", i, x_tmp)
    if i == N:
        if x_tmp > 0: return -1
        else: return 0
    elif tab[i][x_tmp] != None: ret = tab[i][x_tmp] # read
    elif x_tmp == 0: ret = 0
    elif x_tmp < A[i]: ret = recsearch(i + 1, x_tmp)
    else: ret = max((recsearch(i + 1, x_tmp - A[i]) + 1, recsearch(i + 1, x_tmp)))
    if tab[i][x_tmp] == None: tab[i][x_tmp] = ret # write
    return ret

print(max(0, recsearch(0, x)))

### FIXED CODE ###

# encoding: utf-8
# N = int(input())
# S = input()
# N, M = map(int, input().split())
# A = list(map(int, input().split()))

N, x = map(int, input().split())
A = list(map(int, input().split()))

x_tmp = x
for i, Ai in enumerate(sorted(A)):
    x_tmp -= Ai
    if x_tmp == 0:
        ans = i + 1
        break
    elif x_tmp < 0:
        ans = i
        break
    else: continue
else: ans = i

print(ans)
info = map(int, input().split(' '))
N, X = info[0], info[1]
info = map(int, input().split(' '))
len = 0

count = 1

for for1 in info:
  len += for1
  if len <= X:
    count += 1
  else:
    break

print(count)

### FIXED CODE ###

# -*- coding: utf-8 -*-
info = list(map(int, input().split(' ')))
N, X = info[0], info[1]
info = list(map(int, input().split(' ')))
len = 0

count = 1

for for1 in info:
  len += for1
  if len <= X:
    count += 1
  else:
    break

print(count)
S = list(map(str, input()))
count1 = 0
count2 = 1
while count2 < len(S):        
    if S[count2] == 'R':
        print('No')
        break
    else:
        count2 += 2
while count1+1 <= len(S):
    if S[count1] == 'L':
        print('No')
        break
    else: count +=2

else:
    print('Yes')

### FIXED CODE ###

l = ['Sunny', 'Cloudy', 'Rainy' ]
S = input()
if S == 'Rainy':
    print('Sunny')
else:
    print(l[l.index(S)+1])
n = input("")
m = input("")
N = int(n)
M = int(m)
a = N*(N-1) if N*(N-1) >= 0 else 0
b = M*(M-1) if M*(M-1) >= 0 else 0
print(a + b)

### FIXED CODE ###

num = input("")
num = num.split(" ")
N = int(num[0])
M = int(num[1])
a = int(N*(N-1)/2) if N*(N-1) >= 0 else 0
b = int(M*(M-1)/2) if M*(M-1) >= 0 else 0
print(a + b)
import sys
input = sys.stdin.readline

N, D, A = map(int, input().split())
S = [0]*N
for i in range(N):
    x, h = map(int, input().split())
    if h % A == 0:
        h //= A
    else:
        h = h//A + 1
    S[i] = [x, h]

S.sort()
print(S)
cnt = 0

for i in range(N):
    if S[i][1] <= 0:
        continue
    cnt += S[i][1]
    dmg = S[i][1]
    max_X = S[i][0] + D*2
    for j in range(i+1, N):
        if S[j][0] > max_X:
            break
        S[j][1] -= dmg

print(cnt)


### FIXED CODE ###

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

if H % A == 0:
    print(H//A)
else:
    print(H // A + 1)
from functools import lru_cache

def main(N, M, a_list):
    div = 10**9 + 7
    @lru_cache(maxsize=None)
    def fib(n):
        if n in a_list:
            return 0
        else:
            if n == -1:
                return 0
            elif n == 0 or n == 1:
                return 1
            else:
                return fib(n-1) % div + fib(n-2) % div
    
    
    print(fib(N) % div )




if __name__ == "__main__":
    N, M = [int(x) for x in input().split()]
    a_list = []
    for _ in range(M):
        a_list.append(int(input()))

    main(N, M, a_list)


### FIXED CODE ###

def main(N, M, a_list):
    div = 10**9 + 7

    a_set = set(a_list)
    
    dp = {}
    dp[0] = 1
    if 1 in a_set:
        dp[1] = 0
    else:
        dp[1] = 1

    for i in range(N):
        if i+2 in a_set:
            dp[i+2] = 0
        else:
            dp[i+2] = (dp[i+1] + dp[i])
    
    print(dp[N] % div)


if __name__ == "__main__":
    N, M = [int(x) for x in input().split()]
    a_list = []
    for _ in range(M):
        a_list.append(int(input()))

    main(N, M, a_list)
N, K, X, Y, = map(int, input().split())


# 高橋くんの宿泊数 N
# 宿泊費が変わる　 K
# 初期宿泊費      X
# K+1以降の宿泊費 Y

# wは宿泊数の超過分
sub = N - K

# もしNよりKが大きい場合、そのまま計算する
if N < K :
    answer = N * X
    print(answer)
# KよりNが大きい場合
elif K < N:
    answer = K * X + Y * sub
    print(answer)


### FIXED CODE ###

N = int(input())    # 宿泊数
K = int(input())    # 単価が切り替わる泊数
X = int(input())    # 単価a
Y = int(input())    # 単価b


if N <= K:
    a = N * X
else:
    a = K * X + Y * (N - K)

print(a)
import numpy as np

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

for k in range(1, n+1):
    _, counts = np.unique(a, return_counts=True)
    counts = sorted(list(counts), reverse=True)
    
    eat = 0
    while True:
        if np.count_nonzero(counts) < k:
            break
        else:
            for i in range(k):
                counts[i] -= 1
            eat += 1
            counts = sorted(list(counts), reverse=True)
            
    print(eat)
            

### FIXED CODE ###

import collections
import numpy as np

# リストarrからx個の同じ長さの列を取り出す時の最大の長さ
# 発想: x個取り出す時、ある文字をx個より多く取り出して列に含むことはない
#       一方ある文字をその文字がある数よりも取り出して使うこともできない
#       つまり、min(arr.count(a), x)で、x個の同じ長さの列に使えるaの数がわかる
#       さらに、sum(min(arr.count(a),x))で、x個の同じ長さの列に使える文字の数がわかる
#       よって、sum(min(arr.count(a),x))//xで、x個の同じ長さの列の長さがわかる
#       発展的に、longest(arr,x)までの計算状況からlongest(arr,x+1)が計算できる
# def longest(arr, x):    # legacy
#     return sum(min(arr.count(a), x) for a in arr) // x


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

counter = collections.Counter(a)        #O(n)
nums = list(counter.values())           #O(n)
num_counter = collections.Counter(nums) #O(n)
lastest_add = np.count_nonzero(nums)    #O(n)
building, longests = [0], [0]
for i in range(1, n+1):                 #O(n)
    appended = building[-1] + lastest_add   #O(1)
    building.append(appended)               #O(1)
    longests.append(appended // i)          #O(1)
    lastest_add -= num_counter[i]           #O(1)


lastest_longest = 0
k_most = []
for i, x in enumerate(reversed(longests)):
    while x > lastest_longest:
        lastest_longest += 1
        k_most.append(n-i)

k_most.extend([0]*(n-len(k_most)))      # zero padding

for longests_num in k_most:
    print(longests_num)

# print('----------------')
# for k in range(1, n+1):
#     maxindexes = list(i for i, x in enumerate(longests) if x >= k)
#     if maxindexes:
#         print(maxindexes[-1])
#     else:
#         print(0)
from functools import lru_cache
import sys
sys.setrecursionlimit(30000)

N, M = map(int, input().split())
a = list(int(input()) for _ in range(M))

MOD = pow(10, 9) + 7

isOk = True
for i in range(M-1):
    if a[i] + 1 == a[i+1]:
        isOk = False
    
@lru_cache(maxsize = None)
def func(n):
    if n <= 0:
        return 1
    cnt = 0
    if n >= 2:
        cnt += func(n-2) % MOD
    if n >= 1:
        cnt += func(n-1) % MOD
    return cnt

if not isOk:
    print(0)
else:
    ans = 1
    s = 0
    for i in range(M+1):
        if i >= M:
            e = N
        else:
            e = a[i] - 1

        ans = ans * func(e-s) % MOD

        if i >= M:
            break

        s = a[i] + 1

    print(ans)


### FIXED CODE ###

from functools import lru_cache
import sys
sys.setrecursionlimit(30000)

N, M = map(int, input().split())
a = list(int(input()) for _ in range(M))

MOD = pow(10, 9) + 7

isOk = True
for i in range(M-1):
    if a[i] + 1 == a[i+1]:
        isOk = False
    
funcb = [-1] * 100001
def func(n):
    if n <= 0:
        return 1
    cnt = funcb[n]
    if cnt > 0:
        return cnt
    cnt = 0
    if n >= 2:
        cnt += func(n-2)
    if n >= 1:
        cnt += func(n-1)
    funcb[n] = cnt % MOD
    return funcb[n]

func(30000)
func(50000)
func(80000)
func(100000)

if not isOk:
    print(0)
else:
    ans = 1
    s = 0
    for i in range(M+1):
        if i >= M:
            e = N
        else:
            e = a[i] - 1

        ans = ans * func(e-s) % MOD

        if i >= M:
            break

        s = a[i] + 1

    print(ans)
A, B = map(int, input().split())
 
A_price = A / 8 * 100
 
B_price = B / 10 * 100
 
if int(A_price) == int(B_price):
	print(int(A_price))
else:
	X = int(A_price) / 100 * 10
    Y = int(B_price) / 100 * 8
    if B == int(X):
    	print(int(A_price))
    elif A == int(Y):
    	print(int(B_price))
    else:
    	print(-1)

### FIXED CODE ###

A,B = map(int, input().split())
num = 0
while num < 1011:
  num += 1
  X = num * 0.08
  if int(X) == A:
    Y = num * 0.1
    if int(Y) == B:
      print(num)
      break
    else:
      pass
  elif num == 1010:
    print(-1)
    break
  else:
    pass
def e_friendships(N, K):
    if K > (N - 1) * (N - 2) // 2:
        return -1

    ans_graph = []
    for i in range(2, N + 1):
        ans_graph.append('{} {}'.format(1, i))  # スターの構成

    def append_edge(t, lst):
        count = 0
        for i in range(2, N):
            for j in range(i + 1, N + 1):
                lst.append('{} {}'.format(i, j))
                count += 1
                if count == t:
                    return lst

    ans_graph = append_edge((N - 1) * (N - 2) // 2 - K, ans_graph)
    return str(len(ans_graph)) + '\n' + '\n'.join(ans_graph)

N, K = [int(i) for i in input().split()]
print(e_friendships(N, K))

### FIXED CODE ###

def e_friendships(N, K):
    if K > (N - 1) * (N - 2) // 2:
        return -1

    ans_graph = []
    for i in range(2, N + 1):
        ans_graph.append('{} {}'.format(1, i))  # スターの構成

    def append_edge(t, lst=[]):
        count = 0
        for i in range(2, N):
            for j in range(i + 1, N + 1):
                if count == t:
                    return lst
                lst.append('{} {}'.format(i, j))
                count += 1
        return lst

    ans_graph = append_edge((N - 1) * (N - 2) // 2 - K, ans_graph)
    return str(len(ans_graph)) + '\n' + '\n'.join(ans_graph)

N, K = [int(i) for i in input().split()]
print(e_friendships(N, K))
import math
import sys
import itertools
import queue
from fractions import gcd

def lcm(a, b):
    return a * b // gcd(a, b)

mod = 1000000007

"""
# 0埋め, 小数点出力桁指定時のときの出力
a = 100
b = 0.987654321
print("{0:06d}-{1:6f}".format(a,b))
000100-0.987654

# 文字列をリストに格納
char_list = list("abcd") # ["a","b","c","d"]

# 標準入力取得
## 文字列
    = sys.stdin.readline().rstrip()
    = list(sys.stdin.readline().rstrip())

## 数値
    = int(sys.stdin.readline())
    = map(int, sys.stdin.readline().split())
    = list(map(int, sys.stdin.readline().split()))
    = [list(map(int,list(sys.stdin.readline().split()))) for i in range(h)]  # 二次元配列入力　二次元マップみたいな入力のとき
"""

if __name__ == "__main__":
    n = int(sys.stdin.readline())
    s = list(sys.stdin.readlines())
    new_s=sorted(s)
    char_list=[]
    dic ={}
    for i in s:
        i = i.replace('\n','')
        new_s=sorted(i)
        new_s = ''.join(new_s)
        char_list.append(new_s)
        if new_s not in dic:
            dic[new_s] = 1
        else:
            dic[new_s] += 1
    # c = 0
    # for j in range(n):
    #     if char_list[j] in char_list[j+1:]:
    #         c+=char_list[j+1:].count(char_list[j])
    # print(c)

    def combinations_count(n, r):
        return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))

    # print(char_list)
    # print(dic)
    c=0
    # print(dic.values())
    for i in dic.values():
        c+=combinations_count(i, 2)
    print(c)

### FIXED CODE ###

import math
import sys
import itertools
import queue
from fractions import gcd

def lcm(a, b):
    return a * b // gcd(a, b)

mod = 1000000007

"""
# 0埋め, 小数点出力桁指定時のときの出力
a = 100
b = 0.987654321
print("{0:06d}-{1:6f}".format(a,b))
000100-0.987654

# 文字列をリストに格納
char_list = list("abcd") # ["a","b","c","d"]

# 標準入力取得
## 文字列
    = sys.stdin.readline().rstrip()
    = list(sys.stdin.readline().rstrip())

## 数値
    = int(sys.stdin.readline())
    = map(int, sys.stdin.readline().split())
    = list(map(int, sys.stdin.readline().split()))
    = [list(map(int,list(sys.stdin.readline().split()))) for i in range(h)]  # 二次元配列入力　二次元マップみたいな入力のとき
"""

if __name__ == "__main__":
    n = int(sys.stdin.readline())
    s = list(sys.stdin.readlines())
    new_s=sorted(s)
    char_list=[]
    dic ={}
    for i in s:
        i = i.replace('\n','')
        new_s=sorted(i)
        new_s = ''.join(new_s)
        char_list.append(new_s)
        if new_s not in dic:
            dic[new_s] = 1
        else:
            dic[new_s] += 1
    # c = 0
    # for j in range(n):
    #     if char_list[j] in char_list[j+1:]:
    #         c+=char_list[j+1:].count(char_list[j])
    # print(c)

    def combinations_count(n, r):
        if n - r < 0:
            return 0
        else:
            return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))

    # print(char_list)
    # print(dic)
    c=0
    # print(dic.values())
    for i in dic.values():
        c+=combinations_count(i, 2)
    print(c)
import sys
N=int(input())
for h in range(1,3501):
    for n in range(1,h):
        a = h*n*N
        b = -(n+h)*N + 4*h*n
        if a % b ==0 and a*b>0:
            print(h,n,a//b)
            sys.exit()

### FIXED CODE ###

import sys
N=int(input())
for h in range(1,3501):
    for n in range(1,h):
        a = h*n*N
        b = -(n+h)*N + 4*h*n
        if b !=0:
            if a % b ==0 and a*b>0:
                print(h,n,a//b)
                sys.exit()
N,M=list(map(int, input().split()))
src=[i+1 for i in range(M*2+1)]
if N%2==0:
  for m in range(M//2):
    a=src[m]
    b=src[M-m]
    print('{} {}'.format(a,b))
  for m in range(M//2):
    a=src[M+1+m]
    b=src[-(m+1)]
    print('{} {}'.format(a,b))
else:
  for m in range(M//2):
    a=src[m]
    b=src[M-1-m]
    print('{} {}'.format(a,b))
  for m in range(M-(M//2)):
    a=src[M+m]
    b=src[-(m+1)]
    print('{} {}'.format(a,b))

### FIXED CODE ###

K = int(input())
a,b = list(map(int, input().split()))
n = 0
while True:
  n += 1
  if a <= n*K and n*K <= b:
    print('OK')
    break
  if b < n*K:
    print('NG')
    break
n,k=map(int,input().split())
a,b=map(int,input().split())
s=[]
s+=[a]*b
for i in range(n-1):
  a,b=map(int,input().split())
  if a>max(s) and len(s)>k:
    continue
  s+=[a]*b
print(p[k-1])

### FIXED CODE ###

n,k=map(int,input().split())
d=[0]*(10**5+1)
for i in range(n):
  a,b=map(int,input().split())
  d[a]+=b
for i in range(10**5+1):
  if d[i]>=k:
    print(i)
    break
  else:k-=d[i]
n=int(input())
a=input()
b=input()

if n==1 :
    print("Hello World")
else :
    print(int(a)+int(b))


### FIXED CODE ###

n=int(input())

 
if n==1 :
    print("Hello World")
else :
    a=input()
    b=input()
    print(int(a)+int(b))
import numpy as np
P=998244353
N,K=map(int,input().split())
LR=[]
for _ in range(K):
  l,r=map(int,input().split())
  LR+=range(l,r+1)
LR=list(set(LR))
LR=np.array(LR)
c=[0]*N
c[0]=1
for k in range(N):
  S=list(LR[LR<=k])
  while len(S):
    c[k]+=c[k-S[-1]]%P
    S.pop()
print(c[-1]%P)

### FIXED CODE ###

P=998244353
N,K=map(int, input().split())
LR=[list(map(int, input().split())) for _ in range(K)]

s=[0 for _ in range(N+1)]
s[1]=1
for i in range(1,N):
  s[i+1] = s[i]
  for l,r in LR:
    s[i+1]+=(s[max(0,i-l+1)]-s[max(0,i-r)])%P
    s[i+1]%=P
print((s[N]-s[N-1])%P)
import copy
def calc(n):
    d = copy.deepcopy(h)
    d = [dd - (b * n) for dd in d if (dd - (b*n)) > 0]
    a_num = sum([dd // (a - b) if (dd % (a - b) == 0) else (dd // (a - b)) + 1 for dd in d])
    if a_num <= n:
        return True
    return False

n, a, b = map(int, input().split())
h = []
for _ in range(n):
    h.append(int(input()))
ans = 0


left = 1
right = (max(h) + 1) // (b)

while right - left > 1:
    middle = (left + right) // 2
    if calc(middle):
        right = middle
    else:
        left = middle
print(middle)

### FIXED CODE ###

def calc(n):
    damage = (b * n)
    d = [max(dd - damage, 0) for dd in h]
    a_num = 0
    for i in range(len(d)):
        a_num += max(0, 1 + (d[i]-1) // (a - b))
    if a_num <= n:
        return True
    return False

n, a, b = map(int, input().split())
h = []
for _ in range(n):
    h.append(int(input()))
ans = 0
h.sort()

left = 0
right = 10000000000

while (right - left) > 1:
    middle = (left + right) // 2
    if calc(middle):
        right = middle
    else:
        left = middle
print(right)
import numpy as np
import itertools

H, W, K = list(map(int, input().split())) 
c = [input().split() for l in range(H)]
b=[]
d=[]
for m in range(len(c)):
  for item in c[m]:
    item_mod = item.replace("."  , "0")
    item_mod = item_mod.replace("#" , "1")
    b.append(item_mod)
  d.append(b)
  b=[]

C_arr = np.array(d)
 
In = np.array(list(itertools.product([0,1] , repeat=H)))
Out = np.array(list(itertools.product([0,1] , repeat=W)))
 
ans = 0
for i in range(len(In)):
  for j in range(len(Out)):
    In_matrix = np.diag(In[i])
    Out_matrix = np.diag(Out[j])
    
    In_C = np.dot(In_matrix , C_arr)
    In_C_Out = np.dot(In_C , Out_matrix)
    
    ICO = In_C_Out.flatten()
    ICO = ICO.tolist()
    
    if ICO.count(1) == K:
      ans += 1
      
print(ans)

### FIXED CODE ###

H, W, K = list(map(int, input().split()))
 
c = [list(input()) for i in range(H)]
 
cnt = 0
for i in range(2**H):
    for j in range(2**W):
        cnt_black = 0
        for k in range(H):
            if (i >> k) & 1:
                continue
            for l in range(W):
                if (j >> l) & 1:
                    continue
                if c[k][l] == '#':
                    cnt_black += 1
        if cnt_black == K:
            cnt += 1
 
print(cnt)