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

n = int(input())
a = input().split()
b = []

for c in range(n):
  b.append(a[c])
  b.reverse()

print(" ".join(b))

### FIXED CODE ###

from collections import deque
N = int(input())
A = [int(x) for x in input().split()]
if N%2==0:
    queue = deque()
    for i in range(0, N, 2):
        queue.append(A[i])
        queue.appendleft(A[i+1])
else:
    queue = deque([A[0]])
    for i in range(1, N, 2):
        queue.append(A[i])
        queue.appendleft(A[i+1])
 
print(*queue)
### BUGGY CODE ###

N, M = map(int, input().split())
A = list(map(int, input().split()))
A.sort(reverse=True)
lis = []
for i in range(M):
    B ,C = map(int, input().split())
    if C > A[-1]:
        for j in range(B):
            A.append(C)
            A.sort(reverse=True)
ans = 0
for i in range(N):
    ans += A[i]
print(ans)

### FIXED CODE ###

from operator import itemgetter
N, M = map(int, input().split())
A = list(map(int, input().split()))
BC = [list(map(int, input().split())) for i in range(M)]
BC_list = []
BC_sorted = sorted(BC,key=itemgetter(1) ,reverse = True)

for i in BC_sorted:
    BC_list += [i[1]] * i[0]
    if len(BC_list) > N:
        break

Answer = 0
A += BC_list
ALL = sorted(A, reverse = True)

for i in range(N):
    Answer += ALL[i]
print(Answer)
### BUGGY CODE ###

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

if d_l[0] != 0 or d_l.count(0) != 1:
    ans = 0
else:
    ans = 1

d_l.sort()
d_l = d_l[1:]
count_l = [1,]

for i in range(1,n):
    count_l.append(d_l.count(i))
    d_l = d_l[count_l[i]:]
    ans = ans*(count_l[i-1]**count_l[i])
    if d_l == [] or ans == 0:
        break

print(ans%998244353)

### FIXED CODE ###

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

count_dict = {}
for i in range(n):
    count_dict[i] = 0
for val in d_l:
    count_dict[val] += 1

if d_l[0] != 0 or count_dict[0] != 1:
    ans = 0
else:
    ans = 1

for i in range(1,n):
    ans = (ans*(count_dict[i-1]**count_dict[i])) %998244353
    if ans == 0:
        break

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

from itertools import product,combinations
from collections import defaultdict
inf=10**7
n,x,y=map(int,input().split())
dis={(i,j):inf for i,j in product(range(n),repeat=2)}
for i in range(n-1):
  dis[(i,i+1)]=1
  dis[(i+1,i)]=1
for i in range(n):
  dis[(i,i)]=0
dis[(x-1,y-1)]=1
dis[(y-1,x-1)]=1
for k in range(n):
  for i,j in product(range(n),repeat=2):
    dis[(i,j)]=min(dis[(i,j)],dis[(i,k)]+dis[(k,j)])
cnt=defaultdict(int)
for i,j in combinations(range(n),2):
  cnt[dis[(i,j)]]+=1
for k in range(1,n):
  print(cnt[k])

### FIXED CODE ###

from itertools import combinations
from collections import defaultdict
n,x,y=map(int,input().split())
x-=1
y-=1
cnt=defaultdict(int)
for i,j in combinations(range(n),2):
  cnt[min(abs(j-i),abs(j-y)+1+abs(i-x),abs(j-x)+1+abs(i-y))]+=1
for k in range(1,n):
  print(cnt[k])
### BUGGY CODE ###

import itertools
import fractions
from functools import reduce
k = int(input())
num = []
for i in range(1, k+1):
    num.append(i)
    num.append(i)
    num.append(i)
permutation_num = set(itertools.permutations(num, 3))
x = []
for j in permutation_num:
    y = reduce(fractions.gcd, j)
    x.append(y)

print(sum(x))

### FIXED CODE ###

import math
k = int(input())
a = []
for i in range(1, k+1):
    for j in range(1, k+1):
        x = math.gcd(i, j)
        for l in range(1, k+1):
            y = math.gcd(l, x)
            a.append(y)
print(sum(a))
### BUGGY CODE ###

#from statistics import median
#import collections
#aa = collections.Counter(a) # list to list || .most_common(2)で最大の2個とりだせるお a[0][0]
#from fractions import gcd
#from itertools import combinations # (string,3) 3回
#from collections import deque
from collections import deque,defaultdict
#import bisect
#
#    d = m - k[i] - k[j]
#    if kk[bisect.bisect_right(kk,d) - 1] == d:
#
#
#
# pythonで無理なときは、pypyでやると正解するかも！！
#
#

import sys
sys.setrecursionlimit(10000000)
mod = 10**9 + 7
#mod = 9982443453
def readInts():
  return list(map(int,input().split()))
def I():
  return int(input())
n = I()
A = sorted(readInts())
cnt = 0
ANS = [0] * 10**6
for i in A:
    ANS[i-1] = 1
for i in range(n-1):
    flag = False
    for j in range(i+1,n):
        if A[j]%A[i] == 0:
            ANS[A[j]-1] = 0
from collections import Counter
dic = Counter(A)
for k,v in dic.items():
    if v >= 2:
        ANS[k-1] = 0
print(sum(ANS))


### FIXED CODE ###

#from statistics import median
#import collections
#aa = collections.Counter(a) # list to list || .most_common(2)で最大の2個とりだせるお a[0][0]
#from fractions import gcd
#from itertools import combinations # (string,3) 3回
#from collections import deque
from collections import deque,defaultdict
#import bisect
#
#    d = m - k[i] - k[j]
#    if kk[bisect.bisect_right(kk,d) - 1] == d:
#
#
#
# pythonで無理なときは、pypyでやると正解するかも！！
#
#

import sys
sys.setrecursionlimit(10000000)
mod = 10**9 + 7
#mod = 9982443453
def readInts():
  return list(map(int,input().split()))
def I():
  return int(input())
n = I()
A = sorted(readInts())
dic = defaultdict(int)
cnt = 0
for i in A:
   dic[i] += 1
A = list(set(A))
# ------------
is_prime = [True] * (10**6+1)
#print('a')
for i in range(len(A)):
    #ll += 1
    #print(i)
    #print(A[i])
    if is_prime[A[i]] == True:
        for j in range(2*A[i], 10**6+1,A[i]):
            is_prime[j] = False # その素数の倍数のやつ

 # -----------
cnt = 0
if A[0] == 1:
    if dic[1] >= 2:
        print(0)
        exit()
    else:
        print(1)
        exit()
for a in A:
    if is_prime[a] and not dic[a] >= 2:
        #print(a)
        cnt += 1
print(cnt)
### BUGGY CODE ###

N = int(input())
S = 'E' + input() + 'W'
res, point= N, 0

for i in range(1, N+1):
    point = (S[:i]).count('W') + (S[i+1:]).count('E')
    res = min(res, point)
print(res)

### FIXED CODE ###

N=int(input())
S=list(input())
e,w=[0]*(N+1),[0]*(N+1)
for i in range(1,N+1):
    w[i] += w[i-1] + (1 if S[i-1]=='W' else 0)
    e[i] += e[i-1] + (1 if S[i-1]=='E' else 0)
ans=N
for i in range(N):
    ans=min(ans,w[i]+e[-1]-e[i+1])
print(ans)
### BUGGY CODE ###

N = int(input())
b = [int(x) for x in input().split()]

def solve(b):
    if len(b) == 0:
        return []
    ls = [(i+1, b[i]) for i in range(len(b)) if i+1 == b[i]]
    ls.sort(reverse=True)
    for i, _ in ls:
        a = solve(b[:i-1] + b[i:])
        if a != None:
            return [i] + a
    return None

a = solve(b)
if a == None:
    print(-1)
else:
    a.reverse()
    print('\n'.join(map(str, a)))

### FIXED CODE ###

N = int(input())
b = [int(x) for x in input().split()]

def solve(b):
    if len(b) == 0:
        return []
    if any(i+1 < b[i] for i in range(len(b))):
        return None
    erasable = [i+1 for i in range(len(b)) if i+1 == b[i]]
    if len(erasable) == 0:
        return None
    i = erasable[-1]  # 一番右から消す
    a = solve(b[:i-1] + b[i:])
    if a != None:
        return [i] + a
    return None

a = solve(b)
if a == None:
    print(-1)
else:
    a.reverse()
    print('\n'.join(map(str, a)))
### BUGGY CODE ###

N = int(input())
A = list(map(int,input().split()))
ans = 1
for i in A:
  ans*=i
if ans > 10**18:
  ans = -1
print(ans)

### FIXED CODE ###

def main():
  N = int(input())
  A = list(map(int,input().split()))
  if 0 in A:
    return 0
  ans = 1
  for i in A:
    ans*=i
    if ans > 10**18:
      return -1
  return ans
print(main())
### BUGGY CODE ###

input()
a = [int(x) for x in input().split()]
a.sort()
pair_cnt = 0
while len(a) >= 2:
    x = a.pop()
    if (2 ** x.bit_length() - x) in a:
        a.remove(2 ** x.bit_length() - x)
        pair_cnt += 1
print(pair_cnt)

### FIXED CODE ###

from collections import Counter
size_a = int(input())
a = Counter(int(x) for x in input().split())
keys = list(a.keys())
keys.sort()
pair_cnt = 0
while size_a >= 2:
    x = keys[-1]
    if a[x] == 0:
        keys.pop()
        continue
    a[x] -= 1
    size_a -= 1
    if a[x] == 0:
        keys.pop()
    b = 2 ** x.bit_length() - x
    if a[b] > 0:
        a[b] -= 1
        size_a -= 1
        if a[b] == 0:
            del a[b]
        pair_cnt += 1
print(pair_cnt)
### BUGGY CODE ###

n, k = list(map(int, input().split()))
nums = list(map(int, input().split()))
ex = [(x + 1) / 2 for x in nums]

ans = sum(ex[:k])
for i in range(1, n - k + 2):
	ans = max(ans, sum(ex[i:i + k]))

print(ans)

### FIXED CODE ###

n, k = list(map(int, input().split()))
nums = list(map(int, input().split()))
ex = [(x + 1) / 2 for x in nums]

cur = sum(ex[:k])
ans = cur
for i in range(0, n - k):
	cur = cur + ex[i + k] - ex[i]
	ans = max(ans, cur)

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

A, B = map(int,input().split())
if B - A >= 10:
  half = (A+B)//2
  ans = A
  for l in range(A+1,(A + half) // 2 + 1):
    ans ^= l
  for ml in range((A + half) // 2 + 1,half + 1):
    ans ^= ml
  for mr in range(half + 1,half + half // 2 + 1):
    ans ^= mr
  for r in range((A+B)//2+1,B+1):
    ans ^= r
else:
  ans = A
  for i in range(A+1,B+1):
    ans ^= i
print(ans)

### FIXED CODE ###

A, B = map(int,input().split())
F1 = A
F2 = B + 1
if (F1 // 2) % 2 == 0:
  tmp1 = 0
else:
  tmp1 = 1
if F1 % 2 != 0:
  tmp1 ^= A - 1

if (F2 // 2) % 2 == 0:
  tmp2 = 0
else:
  tmp2 = 1
if F2 % 2 != 0:
  tmp2 ^= B
print(tmp1 ^ tmp2)
### BUGGY CODE ###

N, Q = map(int, input().split())
graph = [[] for i in range(200010)]
ans = [0 for i in range(200010)]
import sys
sys.setrecursionlimit(10**7)


for _ in range(N - 1):
    a, b = map(int, input().split())
    a -= 1
    b -= 1

    graph[a].append(b)
    graph[b].append(a)

for _ in range(Q):
    p, x = map(int, input().split())
    p -= 1

    ans[p] += x

def dfs(node, frm=-1):
    for to in graph[node]:
        if to == frm:
            continue
        ans[to] += ans[node]
        dfs(to, node)
dfs(0)

print(*ans[:N])

### FIXED CODE ###

N, Q = map(int, input().split())
graph = [[] for i in range(200010)]
ans = [0 for i in range(200010)]
import sys
#sys.setrecursionlimit(100000)
sys.setrecursionlimit(10**7)
#
readline = sys.stdin.readline


for _ in range(N - 1):
    #a, b = map(int, input().split())
    a, b = map(int, readline().split())
    a -= 1
    b -= 1

    graph[a].append(b)
    graph[b].append(a)

for _ in range(Q):
    #p, x = map(int, input().split())
    p, x = map(int, readline().split())
    p -= 1

    ans[p] += x

def dfs(node, frm=-1):
    for to in graph[node]:
        if to == frm:
            continue
        ans[to] += ans[node]
        dfs(to, node)
dfs(0)

print(*ans[:N])
### BUGGY CODE ###

n,k = map(int,input().split())
a = list(map(int,input().split()))
b = list(set(a))
c = []
for i in b:
  c.append(a.count(i))
c.sort(reverse=True)
if len(c) == k:
  print(0)
else:
  print(sum(c[k:]))

### FIXED CODE ###

import collections
n,k = map(int,input().split())
a = list(map(int,input().split()))
c = collections.Counter(a)
values, counts = zip(*c.most_common())
print(sum(counts[k:]))
### BUGGY CODE ###

N, M = map(int,input().split())

cards = [1 for i in range(N)]

for i in range(M):
    L, R = map(int,input().split())
    for i in range(0,L-1):
        cards[i] = 0

    for i in range(R,N):
        cards[i] = 0


print(sum(cards))



### FIXED CODE ###

N, M = map(int,input().split())
minL = 1
maxR = N

for i in range(M):
    L, R = map(int,input().split())
    if L > minL:
        minL = L

    if R < maxR:
        maxR = R

if maxR-minL+1 > 0:
    print(maxR-minL+1)
else:
    print(0)
### BUGGY CODE ###

ai = lambda: list(map(int,input().split()))
ai_ = lambda: [int(x)-1 for x in input().split()]

mod = 10**9+7


def nCb(n, b):
    if b > n - b:
        b = n - b
    r = 1
    for k in range(n, n-b, -1):
        r = r * k % mod
    d = 1
    for k in range(1, b+1):
        d = d * k % mod
    return r * inv(d) % mod


def inv(x):
    return pow(x, mod - 2, mod)


h,w,a,b = ai()
aa = h-a-1
bb = w-b-1
c1 = nCb(aa+b, b)
c2 = nCb(a+bb-1, bb)
ans = c1 * c2


ans %= mod
for i in range(1, bb+1):
    ans += nCb(aa+b+i, b+i) * nCb(a+bb-1-i, bb-i)   
    ans %= mod

print(ans)


### FIXED CODE ###

ai = lambda: list(map(int,input().split()))

mod = 10**9+7


def nCb(n, b):
    if b > n - b:
        b = n - b
    r = 1
    for k in range(n, n-b, -1):
        r = r * k % mod
    d = 1
    for k in range(1, b+1):
        d = d * k % mod
    return r * inv(d) % mod


def inv(x):
    return pow(x, mod - 2, mod)


h,w,a,b = ai()
aa = h-a-1
bb = w-b-1
c1 = nCb(aa+b, b)
c2 = nCb(a+bb-1, bb)
ans = c1 * c2
ans %= mod

for i in range(1, bb+1):
    c1 = c1 * (aa + b + i) * inv(b + i) % mod
    c2 = c2 * (bb - i + 1) * inv(a + bb - i) % mod
    ans += c1 * c2
    ans %= mod
print(ans)
### BUGGY CODE ###

n = int(input())
h = list(map(int, input().split()))
max1 = 0
for i in range(n):
    now = i
    try1 = 0
    for l in range(n - i - 1):
        if h[now] >= h[now + 1]:
            now += 1
            try1 += 1
        else:
            if try1 > max1:
                max1 = try1
                break
        if now == n - 1:
            if try1 > max1:
                max1 = try1
            break
print(max1)

### FIXED CODE ###

n = int(input())
h = list(map(int, input().split()))
max1 = 0
count = 0
for i in range(n-1):
    if h[i] >= h[i+1]:
        count += 1
    else:
        count = 0
    if count > max1:
        max1 += 1
print(max1)
### BUGGY CODE ###

N = int(input())
xx = 2
square = [i**2 for i in range(2, int(3**(2*N)**0.5+1))]
match = []

for i in range(int((2*N)**0.5+1)):
  for j in range(i,int((2*N)**0.5+1)):
    for k in range(i+j, j-1, -2):
      matched = (square[i]+square[j]+square[k])//2
      if int(matched) == matched:
        if i==j==k:
          count = 1
        elif i==j or j==k:
          count = 3
        else:
          count = 6
        for l in range(count):
          match.append(int(matched))
match.sort()

for i in range(1,N+1):
  num = 0
  while i == match[0]:
    match = match[1:]
    num += 1
  print(num)

### FIXED CODE ###

N = int(input())
num = [0 for i in range(7*N)]

for x in range(1, int(N**0.5)+1):
  for y in range(1, int(N**0.5)+1):
    for z in range(1, int(N**0.5)+1):
      f_N = x**2 + y**2 + z**2 + x*y + y*z + z*x
      num[f_N] += 1

for i in range(N):
  print(num[i+1])
### BUGGY CODE ###

def power_func(a, b, p):
  """a^b mod p を求める"""
  if b==0: return 1
  if b%2==0:
    d=power_func(a,b//2,p)
    return d*d %p
  if b%2==1:
    return (a*power_func(a,b-1,p ))%p

def comb(n, k, p, exp_table):
  """power_funcを用いて(nCk) mod p を求める"""
  from math import factorial
  if n<0 or k<0 or n<k: return 0
  if n==0 or k==0: return 1
  a = factorial(n) % p
  b = power_func(exp_table[k], p-2, p)
  c = power_func(exp_table[n-k], p-2, p)
  return (a*b*c)%p
  
n, a, b = map(int, input().split())

MOD = 10**9 + 7
exp_table = [1]
for i in range(1, b+1):
    exp_table.append(exp_table[-1]*i%MOD)


print(2**n - 1 - comb(n, a, MOD, exp_table) - comb(n, b, MOD, exp_table))

### FIXED CODE ###

from functools import reduce
  
def comb(n, k, p):
  """power_funcを用いて(nCk) mod p を求める"""
  a = reduce(lambda x,y: x*y%p, range(n,n-k,-1))
  b = reduce(lambda x,y: x*y%p, range(1,k+1))
  return (a*pow(b, p-2, p))%p
  
n, a, b = map(int, input().split())

MOD = 10**9 + 7


print((pow(2,n,MOD) - 1 - comb(n, a, MOD) - comb(n, b, MOD))%MOD)
### BUGGY CODE ###

def main():

    S = input()
    Q = int(input())
    count = 0
    A = ""
    B = ""
    for _ in range(Q):
        U = input()
        if len(U) == 1:
            count += 1
        else:
            _, F, C = U.split()
            F = int(F)
            if F == 1:
                if count % 2 == 0:
                    A += C
                else:
                    B += C
            else:
                if count % 2 == 0:
                    B += C
                else:
                    A += C

    if count % 2 == 0:
        return A[::-1] + S + B
    else:
        return B[::-1] + S[::-1] + A

if __name__ == '__main__':
    print(main())

### FIXED CODE ###

def main():
    S = input()
    Q = int(input())
    count = 0
    A = []
    B = []
    for _ in range(Q):
        U = input()
        if len(U) == 1:
            count += 1
        else:
            _, F, C = U.split()
            F = int(F)
            if F == 1:
                if count % 2 == 0:
                    A.append(C)
                else:
                    B.append(C)
            else:
                if count % 2 == 0:
                    B.append(C)
                else:
                    A.append(C)

    if count % 2 == 0:
        A = A[::-1]
        return "".join(A) + S + "".join(B)
    else:
        B = B[::-1]
        return "".join(B) + S[::-1] + "".join(A)
        
if __name__ == '__main__':
    print(main())
### BUGGY CODE ###

import sys
input = sys.stdin.readline
sys.setrecursionlimit(100000)
N,Q = map(int,input().split())
to = [[] for _ in range(N+1)]
ans = [0 for _ in range(N+1)]

for _ in range(N-1):
    a,b=map(int,input().split())
    to[a].append(b)
    to[b].append(a)
for _ in range(Q):
    px = list(map(int,input().split()))
    ans[px[0]] += px[1]

def dfs(v, p):
    for u in to[v]:
        if u == p:
            continue
        ans[u] += ans[v]
        dfs(u, v)
dfs(1, -1)
print(*ans[1:])


### FIXED CODE ###

import sys
input = sys.stdin.readline
sys.setrecursionlimit(1000000)

N,Q = map(int,input().split())
to = [[] for _ in range(N+1)]
ans = [0 for _ in range(N+1)]

for _ in range(N-1):
    a,b=map(int,input().split())
    to[a].append(b)
    to[b].append(a)
for _ in range(Q):
    p,x = map(int,input().split())
    ans[p] += x

def dfs(v, p):
    for u in to[v]:
        if u == p:
            continue
        ans[u] += ans[v]
        dfs(u, v)
dfs(1, -1)
print(*ans[1:])
### BUGGY CODE ###

import bisect


def sub_count(A, N, n, x):
    if A[n] < 0:
        y = x // A[n]
        # A内のペアで積がyより大きいものの個数
        return N - max(n + 1, bisect.bisect_right(A, y))
    elif A[n] > 0:
        y = -(-x // A[n])
        # A内のペアで積がyより小さいものの個数
        return max(n + 1, bisect.bisect_left(A, y)) - (n + 1)
    elif x > 0:
        return N - (n + 1)
    else:
        return 0


def count_pair(A, N, x):
    return sum([sub_count(A, N, n, x) for n in range(N)])


def main():
    # count_pair(x)<Kをみたすxの最大値を求める
    N, K = map(int, input().split())
    * A, = map(int, input().split())
    A.sort()
    inf = 10**18+1
    l, r = -inf, inf
    for _ in range(inf):
        if r - l <= 1:
            print(l)
            exit()
        c = (l + r) // 2
        if count_pair(A, N, c) < K:
            l = c
        else:
            r = c


if __name__ == '__main__':
    main()


### FIXED CODE ###

import numpy as np


def count_pair(x):
    # A内のペアで積がxより小さいものの個数
    # まず(i,j)と(j,i)を重複して数える
    cnt = 0
    # A[i]<0なる各iに対してA[j]>x/A[i]なるjの個数
    cnt += (N-np.searchsorted(A, x//A_nega, side='right')).sum()
    if x > 0:
        # 各iに対してA[j]=0なるjの個数
        cnt += len(A_zero)*N
    # A[i]>0なる各iに対してA[j]<x/A[i]なるjの個数
    cnt += np.searchsorted(A, -(-x//A_posi), side='left').sum()
    # i=jを除いてから2で割る
    cnt = (cnt-(A**2 < x).sum())//2
    return cnt


# count_pair(x)<Kをみたすxの最大値を二分探索で求める
N, K = map(int, input().split())
* A, = map(int, input().split())
A = np.array(A)
A = np.sort(A)
A_posi = A[A > 0]
A_zero = A[A == 0]
A_nega = A[A < 0]
inf = 10**18+1
l, r = -inf, inf
while r - l > 1:
    c = (l + r) // 2
    if count_pair(c) < K:
        l = c
    else:
        r = c
print(l)
### BUGGY CODE ###

import math

nu=int(input())
total=0
for p in range(1,nu):
    for j in range(1,math.floor(math.sqrt(p))+1):
        if j**2==p:
            total+=1
        elif p%j==0:
            total+=2
print(total)

### FIXED CODE ###

import collections

def prime_factorize(n):
    a = []
    while n % 2 == 0:
        a.append(2)
        n //= 2
    f = 3
    while f * f <= n:
        if n % f == 0:
            a.append(f)
            n //= f
        else:
            f += 2
    if n != 1:
        a.append(n)
    return a



nu=int(input())
total=0
for p in range(1,nu):
    s=collections.Counter(prime_factorize(p))
    sama=1
    for j in s.values():
        sama=sama*(j+1)
    total+=sama
print(total)
### BUGGY CODE ###

k,s=map(int,input().split())
ans=0
for x in range(k+1):
  for y in range(k+1):
    for z in range(k+1):
      if x+y+z==s:
        ans+=1
print(ans)


### FIXED CODE ###

k,s=map(int,input().split())
ans=0
for x in range(k+1):
  for y in range(x,k+1):
    z=s-(x+y)
    if z>k or z<y:
      continue
    if x==y and y==z:
      ans+=1
    elif x==y or y==z or x==z:
      ans+=3
    else:
      ans+=6
print(ans)
### BUGGY CODE ###

n = int(input())
h = list(map(int, input().split()))
isYes = True
for i in range(n-1):
    if h[i] - min(h[i+1:]) >= 2:
        isYes = False
        break
if isYes:
    print('Yes')
else:
    print('No')

### FIXED CODE ###

n = int(input())
h = list(map(int, input().split()))
isYes = True
tmpmin = 10**9+1
for i in range(1, n):
    if h[n-i] <= tmpmin:
        tmpmin = h[n-i]
    if h[n-(i+1)]-h[n-i]>= 2 or h[n-(i+1)]-tmpmin >= 2:
        isYes = False
        break
if isYes:
    print('Yes')
else:
    print('No')
### BUGGY CODE ###

def main():
    n,q = list(map(int,input().split(' ')))
    s = input()
    s_tr =[]
    q_list = []
    for i in range(n-1):
        if len(s_tr) !=i:
            continue
        if s[i] == 'A' and s[i+1] =='C':
            s_tr.append(1)
            s_tr.append(1)
        else:
            s_tr.append(0)
    if len(s_tr) < n:
        s_tr.append(0)

    for i in range(q):
        q_list.append(list(map(int,input().split(' '))))

    for l,r in q_list:
        if l ==1 or r ==n:
            print(sum(s_tr[l-1:r])//2)
        else:
            if s_tr[l-2] ==0 or s_tr[r] ==0:
                print(sum(s_tr[l-1:r])//2)
            else:
                print(sum(s_tr[l-1:r])//2 -1)

if __name__ == '__main__':
    main()

### FIXED CODE ###

def main():
    n,q = list(map(int,input().split(' ')))
    s = input()
    tmp = 0
    s_tr =[]
    q_list = []
    for i in range(n-1):
        if len(s_tr) !=i:
            continue
        if s[i] == 'A' and s[i+1] =='C':
            tmp += 1
            s_tr.append(tmp)
            s_tr.append(tmp)
        else:
            s_tr.append(tmp)
    if len(s_tr) != n:
        s_tr.append(tmp)
    for i in range(q):
        q_list.append(list(map(int,input().split(' '))))

    for l,r in q_list:
        if s_tr[r-1] ==s_tr[r-2]:
            if l ==1:
                print(s_tr[r-1])
            else:
                print(s_tr[r-1]-s_tr[l-2])
        else:
            if l ==1:
                print(s_tr[r-1] - 1)
            else:
                print(s_tr[r-1] - s_tr[l-2] -1 )

if __name__ == '__main__':
    main()
### BUGGY CODE ###

N, A = (int(i) for i in input().split())
x = [int(i) for i in input().split()]
sumx = sum(x)
DP = [[[0] * (N+1) for i in range(sumx+1)] for i in range(N+1)]
DP[0][0][0] = 1
for i in range(N):
    for j in range(sumx+1):
        for k in range(N):
            if j - x[i] >= 0:
                DP[i+1][j][k+1] += DP[i][j-x[i]][k]
            DP[i+1][j][k] += DP[i][j][k]

res = 0
for i in range(1,N+1):
    if i * A <= sumx:
        res += DP[N][i * A][i]
print(res)

### FIXED CODE ###

N, A = (int(i) for i in input().split())
x = [int(i) for i in input().split()]
sumx = sum(x)
DP = [[[0] * (N+1) for i in range(sumx+1)] for i in range(N+1)]
DP[0][0][0] = 1
for i in range(N):
    for j in range(sumx+1):
        for k in range(i+1):
            if j - x[i] >= 0:
                DP[i+1][j][k+1] += DP[i][j-x[i]][k]
            DP[i+1][j][k] += DP[i][j][k]

res = 0
for i in range(1,N+1):
    if i * A <= sumx:
        res += DP[N][i * A][i]
print(res)
### BUGGY CODE ###

n = int(input())
a = list(map(int,input().split()))
q = int(input())
bc = []
ans = []
for i in range(q):
    bc.append(list(map(int,input().split())))
    while bc[i][0] in a:
        a[a.index(bc[i][0])] = bc[i][1]
    ans.append(sum(a))
for i in range(len(ans)):
    print(ans[i])

### FIXED CODE ###

from collections import Counter

n = int(input())
a = list(map(int,input().split()))
q = int(input())
freq = Counter(a)
sm = sum(a)
for i in range(q):
    b,c = map(int,input().split())
    bn = freq[b]
    freq[b] = 0
    if c in freq:
        freq[c] += bn
    else:
        freq[c] = bn
    sm = sm + (c-b)*bn
    print(sm)