Harryxun/stf_run huggingface dataset:
A = list(map(int, input().split()))
B = list(map(int, input().split()))

N = A[0]
K = A[1]
count = 0
 
list = []
 
for i in range(N):
  for j in range(i,N):
    if B[i] > B[j]:
      count+=1


for sabun in range(1,K):
    count = count*sabun + count
    
count = count%(10**9 + 7)
print(count)

### FIXED CODE ###

A = list(map(int, input().split()))
 
M = A[0]
D = A[1]
count = 0
 
for i in range(4,M+1):
  for j in range(22,D+1):
    day = list(str(j))
    m10 = int(day[0])
    m1 = int(day[1])
    if m10 < 2:
      continue
    elif m1 < 2:
      continue
    
    if i == m10 * m1:
      count+=1
    
  
 
print(count)
N = int(input())
a = list(map(int,input().split()))
print('second' if all(a[i] % 2 == 0 for i in range(N)) else 'first')

### FIXED CODE ###

N = int(input())
a = list(int(input()) for _ in range(N))
print('second' if all(a[i] % 2 == 0 for i in range(N)) else 'first')
import math
import sys
input = sys.stdin.readline
N = int(input())
A = list(map(int,input().split()))
L = [math.gcd(A[-1],A[-2])]
flag = 0
for i in range(N-2,-1,-1):
    L.append(math.gcd(A[i],A[i-1]))
    flag += 1 if L[-1]%L[-2] != 0 else 0
if flag >= 2:
    L2 = []
    for j in range(len(L)-1,-1,-1):
        L2.append(math.gcd(L[i],L[i-1]))
    L = L2
print(max(L))

### FIXED CODE ###

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

def gcd(a,b):
    if b == 0:
        return a
    return gcd(b,a%b)

L,R = [A[0]],[A[-1]]
Lg = A[0]
Rg = A[-1]
for i in range(N-1):
    Lg = gcd(Lg,A[i+1])
    L.append(Lg)
for i in range(N-1,0,-1):
    Rg = gcd(Rg,A[i-1])
    R.append(Rg)
L.append(A[-1])
R.append(A[0])

res = 0
for i in range(N):
    if i == 0:
        res = max(res,R[-3])
    elif i == N-1:
        res = max(res,L[-3])
    else:
        res = max(res,gcd(L[i-1],R[-i-3]))
        
print(res)
H,W=int(input().split(" "))

print(int(H*W/2))

### FIXED CODE ###

import math
H,W=[int(s) for s in input().split(" ")]

if H==1 or W==1:
    print(min(H,W))
else:
    print(math.ceil(H*W/2))
N = int(input())
xyh = [list(map(int, input().split())) for _ in range(N)]

ans = []
c = 0
for x in range(101):
    for y in range(101):
        for i, d in enumerate(xyh):
            if d[2] == 0:
                continue
            ch = abs(d[0] - x) + abs(d[1] - y) + d[2]
            if i == 0:
                chpre = ch
            if chpre != ch:
                break
        if chpre == ch:
            ans = [x, y, ch]
            break
    if ans:
        break

print(' '.join([str(a) for a in ans]))

### FIXED CODE ###

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

for cx in range(101):
    for cy in range(101):
        H = -1
        ok = True
        for x, y, h in P:
            if h == 0:
                continue
            Hi = abs(x-cx) + abs(y-cy) + h
            if H == -1:
                H = Hi
                continue
            if Hi != H:
                ok = False
                break
        if not ok:
            continue
        for x, y, h in P:
            if h != max(H-abs(cx-x)-abs(cy-y), 0):
                ok = False
        if ok:
            print(cx, cy, H)
            break
    if ok:
        break
s = input()
t = input()

if s==t[:-1]:
    print("Yes")
else"
    print("No")

### FIXED CODE ###

s = input()
t = input()

if s==t[:-1]:
    print("Yes")
else:
    print("No")
n = int(input())
x = []
y = []
h = []
for i in range(n):
    a,b,c = map(int, input().split())
    x.append(a)
    y.append(b)
    h.append(c)
kk = h.index(max(h))
for i in range(101):
    for j in range(101):
        H = h[kk] + abs(x[k] - i) + abs(y[k] - j)
        for k in range(n):
            if h[k] > 0:
                if H != abs(x[k]-i)+abs(y[k]-j)+h[k]:
                    H = -1
            if h[k] == 0:
                if H > abs(x[k] - i) + abs(y[k] - j):
                    H = -1
        if H != -1:
            print(i, j, H)

### FIXED CODE ###

n = int(input())
x = []
y = []
h = []
for i in range(n):
    a,b,c = map(int, input().split())
    x.append(a)
    y.append(b)
    h.append(c)
kk = h.index(max(h))
for i in range(101):
    for j in range(101):
        H = h[kk] + abs(x[kk] - i) + abs(y[kk] - j)
        for k in range(n):
            if h[k] > 0:
                if H != abs(x[k]-i)+abs(y[k]-j)+h[k]:
                    H = -1
            if h[k] == 0:
                if H > abs(x[k] - i) + abs(y[k] - j):
                    H = -1
        if H != -1:
            print(i, j, H)
A=list(map(int,input().split()))
B=list(map(int,input().split()))
C=list(map(int,input().split()))
x=A+B+C
n=int(input())
for i in range (n):
    y=int(input())
    if j==y:
        x='x'
    else:
        x=j
if X[0]==X[3]==X[6]=='X':
    print('Yes')
elif X[1]==X[4]==X[7]=='X':
    print('Yes')
elif X[2]==X[5]==X[8]=='X':
    print('Yes')
elif X[0]==X[1]==X[2]=='X':
    print('Yes')
elif X[3]==X[4]==X[5]=='X':
    print('Yes')
elif X[6]==X[7]==X[8]=='X':
    print('Yes')
elif X[0]==X[4]==X[8]=='X':
    print('Yes')
elif X[2]==X[4]==X[6]=='X':
    print('Yes')
else:
    print('No')

### FIXED CODE ###

A=list(map(int,input().split()))
B=list(map(int,input().split()))
C=list(map(int,input().split()))
X=A+B+C
n=int(input())
for i in range (n):
    y=int(input())
    X=['X' if j==y else j for j in X]
if X[0]==X[3]==X[6]=='X':
    print('Yes')
elif X[1]==X[4]==X[7]=='X':
    print('Yes')
elif X[2]==X[5]==X[8]=='X':
    print('Yes')
elif X[0]==X[1]==X[2]=='X':
    print('Yes')
elif X[3]==X[4]==X[5]=='X':
    print('Yes')
elif X[6]==X[7]==X[8]=='X':
    print('Yes')
elif X[0]==X[4]==X[8]=='X':
    print('Yes')
elif X[2]==X[4]==X[6]=='X':
    print('Yes')
else:
    print('No')
import sys
s=input()
s_pre = s[:(n-1)//2]
s_epi = s[(n+1)//2:]
n = len(s)
if s != s[::-1]:
    print('No')
    sys.exit()
if s_pre != s_pre[::-1]:
    print('No')
    sys.exit()
if s_epi != s_epi[::-1]:
    print('No')
    sys.exit()
print('Yes')

### FIXED CODE ###

import sys
s=input()
n=len(s)
s_pre = s[:(n-1)//2]
s_epi = s[(n+1)//2:]
if s != s[::-1]:
    print('No')
    sys.exit()
if s_pre != s_pre[::-1]:
    print('No')
    sys.exit()
if s_epi != s_epi[::-1]:
    print('No')
    sys.exit()
print('Yes')
tree = dict()
cost = dict()

N = int(input())
for i in range(N - 1):
    a, b, c = map(int, input().split())
    if a in tree:
        tree[a].append(b)
    else:
        tree[a] = []
        tree[a].append(b)
    if b in tree:
        tree[b].append(a)
    else:
        tree[b] = []
        tree[b].append(a)
    cost[(a, b)] = c
    cost[(b, a)] = c
starts = []
ends = []
Q, K = map(int, input().split())
for i in range(Q):
    x, y = map(int, input().split())
    starts.append(x)
    ends.append(y)

depth = [10000000000000000 for i in range(N)]

def dps(position, total_cost):
    if depth[position - 1] > total_cost:
        depth[position - 1] = total_cost
    for next_position in tree[position]:
        if depth[next_position - 1] == 10000000000000000:
            dps(next_position, depth[position - 1] + cost[(position, next_position)])

depth[K-1] = 0
dps(K, 0)

for start, end in zip(starts, ends):
    print(depth[start - 1] + depth[end - 1])

### FIXED CODE ###

import sys
sys.setrecursionlimit(1000000)

tree = dict()
cost = dict()

N = int(input())
for i in range(N - 1):
    a, b, c = map(int, input().split())
    if a in tree:
        tree[a].append(b)
    else:
        tree[a] = []
        tree[a].append(b)
    if b in tree:
        tree[b].append(a)
    else:
        tree[b] = []
        tree[b].append(a)
    cost[(a, b)] = c
    cost[(b, a)] = c
starts = []
ends = []
Q, K = map(int, input().split())
for i in range(Q):
    x, y = map(int, input().split())
    starts.append(x)
    ends.append(y)

depth = [1000000000000000 for i in range(N)]

def dps(position, total_cost):
    if depth[position - 1] > total_cost:
        depth[position - 1] = total_cost
    for next_position in tree[position]:
        if depth[next_position - 1] == 1000000000000000:
            dps(next_position, depth[position - 1] + cost[(position, next_position)])

depth[K-1] = 0
dps(K, 0)

for start, end in zip(starts, ends):
    print(depth[start - 1] + depth[end - 1])
N = int(input())
S, T = input().split()
A = str()
 
for i in range(N):
    A += S[i]
    A += T[i]
    
print(A)

### FIXED CODE ###

A = int(input())
B = int(input())
 
print(6-A-B)	#和から誤答を引けば正答
import sys
from collections import deque

def solve():
    def dfs1(u, path, visited):
        for w in Adj[u]:
            if not visited[w]:
                path.append(w)
                visited[w] = True
                dfs1(w, path, visited)
                return

    def dfs2(u, path, visited):
        for w in Adj[u]:
            if not visited[w]:
                path.appendleft(w)
                visited[w] = True
                dfs2(w, path, visited)
                return

    N, M = map(int, sys.stdin.readline().split())
    Adj = [[] for i in range(N)]

    for i in range(M):
        a, b = map(int, sys.stdin.readline().split())
        a, b = a-1, b-1
        Adj[a].append(b)
        Adj[b].append(a)

    if any(len(v) == 1 for v in Adj):
        for i, v in enumerate(Adj):
            if len(v) == 1:
                s = i
                break

        path = [s]
        visited = [False] * N
        visited[s] = True

        dfs1(s, path, visited)

        path = [i + 1 for i in path]

        print(len(path))
        print(*path)
    else:
        s = 0
        path = deque([0])

        visited = [False] * N
        visited[s] = True

        dfs1(s, path, visited)
        dfs2(s, path, visited)

        path = [i + 1 for i in path]

        print(len(path))
        print(*path)

def debug(x, table):
    for name, val in table.items():
        if x is val:
            print('DEBUG:{} -> {}'.format(name, val), file=sys.stderr)
            return None

if __name__ == '__main__':
    solve()

### FIXED CODE ###

import sys
from collections import deque

sys.setrecursionlimit(10**7)

def solve():
    def dfs1(u, path, visited):
        for w in Adj[u]:
            if not visited[w]:
                path.append(w)
                visited[w] = True
                dfs1(w, path, visited)
                return

    def dfs2(u, path, visited):
        for w in Adj[u]:
            if not visited[w]:
                path.appendleft(w)
                visited[w] = True
                dfs2(w, path, visited)
                return

    N, M = map(int, sys.stdin.readline().split())
    Adj = [[] for i in range(N)]

    for i in range(M):
        a, b = map(int, sys.stdin.readline().split())
        a, b = a-1, b-1
        Adj[a].append(b)
        Adj[b].append(a)

    if any(len(v) == 1 for v in Adj):
        for i, v in enumerate(Adj):
            if len(v) == 1:
                s = i
                break

        path = [s]
        visited = [False] * N
        visited[s] = True

        dfs1(s, path, visited)

        path = [i + 1 for i in path]

        print(len(path))
        print(*path)
    else:
        s = 0
        path = deque([0])

        visited = [False] * N
        visited[s] = True

        dfs1(s, path, visited)
        dfs2(s, path, visited)

        path = [i + 1 for i in path]

        print(len(path))
        print(*path)

def debug(x, table):
    for name, val in table.items():
        if x is val:
            print('DEBUG:{} -> {}'.format(name, val), file=sys.stderr)
            return None

if __name__ == '__main__':
    solve()
A,B,C =map(int,input().split())

if A =< C =< B:
  print('Yes')
  
  else:
    print('No')

### FIXED CODE ###

# 3  つの整数  A , B , C  が与えられます。 
# 整数  C  が  A  以上 かつ  B  以下であるかを判定してください。
A,B,C =map(int,input().split())
 
if C>=A and C<=B:
	print('Yes')
else:
	print('No')
n,d=map(int,input().split())
ctr=0
for i in range(n):
  x,y=map(int,input().split())
  if (x**2+y**2)**(1/2)>=d:
    ctr+=1
print(ctr)


### FIXED CODE ###

x=int(input())
if x>=30:
  print("Yes")
else:
  print("No")
def shuffle(strings, num):
  tmp = strings[0:num]
  new_strings = strings.replace(tmp, "") + tmp
  return new_strings

strings = raw_input()
while(True):
  num = raw_input()
  if type(num) == str:
    print strings
    strings = num
    continue
  elif num == '-':
    break
  strings = shuffle(strings, num)

### FIXED CODE ###

while True :
	s = raw_input()
	if s == '-' :
		break
	m = int(raw_input())
	for i in range(m) :
		h = int(raw_input())
		s = s[h:] + s[:h]
	print s
I0 = lambda :map(int,input().split())
I1 = lambda :int(input())
I2 = lambda :list(map(int,input().split()))
#####################################################




def dfs(p,father=-1):
    for i in tree[p]:
        if i != father:
            counter[i]+=counter[p]
            dfs(i,p)

n ,q = I0()
counter = [0]*n
tree = [[] for i in range(n)]
for i in range(n-1):
    a,b=I0()
    tree[a-1].append(b-1)
    tree[b-1].append(a-1)

for i in range(q):
    p,x = I0()
    counter[p-1]+=x
    

dfs(0)

print(*counter)

'''stack = [1]
while stack:
    yy = stack.pop()
    for i in tree[yy]:
        counter[i-1]+=counter[yy-1]
        stack.append(i)'''

### FIXED CODE ###

I0 = lambda :map(int,input().split())
I1 = lambda :int(input())
I2 = lambda :list(map(int,input().split()))
#####################################################


from sys import stdin,setrecursionlimit
#from copy import deepcopy
 
setrecursionlimit(10**6)
input=stdin.readline

def dfs(p,father=-1):
    for i in tree[p]:
        if i == father:
            continue
        counter[i]+=counter[p]
        dfs(i,p)

n ,q = I0()
counter = [0]*n
tree = [[] for i in range(n)]
for i in range(n-1):
    a,b=I0()
    tree[a-1].append(b-1)
    tree[b-1].append(a-1)

for i in range(q):
    p,x = I0()
    counter[p-1]+=x
    

dfs(0)

print(*counter)

'''stack = [1]
while stack:
    yy = stack.pop()
    for i in tree[yy]:
        counter[i-1]+=counter[yy-1]
        stack.append(i)'''
N = int(input())
A = sorted(map(int, input().split()), reverse=True)
 
p = [(i, x) for i, x, y in zip(range(N-1), A[:-1], A[1:]) if x == y]
print(p[0][1] * (p[1][1] if p[0][0] + 1 < p[1][0] else p[2][1]))


### FIXED CODE ###

N = int(input())

ans = 1
cnt = 2
w = 0
for Ai in sorted(map(int, input().split()), reverse=True):
  if w != Ai:
    w = Ai
  else:
    ans *= w
    cnt -= 1
    if cnt <= 0:
      break
    w = 0

print(ans if cnt <= 0 else 0)
N, K = map(int, input().split())
D = list(map(int, input().split()))
L = [i for i in range(10) if i not in D]
A = []
for i in L:
  A.append(i)
for i in L:
  for j in L:
    A.append(10*i+j)
for  i in L:
  for j in L:
    for k in L:
      A.append(100*i+10*j+k)
for i in L:
  for j in L:
    for k in L:
      for l in L:
        A.append(1000*i+100*j+10*k+l)

for i in L:
  for j in L:
    for k in L:
      for l in L:
        for m in L:
A.append(10000*i+1000*j+100*k+10*l+m)

for i in A:
  if i >= N:
    print(i)
    break

### FIXED CODE ###

N, K = map(int, input().split())
D = list(map(int, input().split()))
L = [i for i in range(10) if i not in D]
A = []
for i in L:
  A.append(i)
for i in L:
  for j in L:
    A.append(10*i+j)
for  i in L:
  for j in L:
    for k in L:
      A.append(100*i+10*j+k)
for i in L:
  for j in L:
    for k in L:
      for l in L:
        A.append(1000*i+100*j+10*k+l)

for i in L:
  for j in L:
    for k in L:
      for l in L:
        for m in L:
          A.append(\
10000*i+1000*j+100*k+10*l+m)

for i in A:
  if i >= N:
    print(i)
    break
s=input()
ans=0
for i range (6):
  if int(s[i])==1:
    ans+=1
print(ans)

### FIXED CODE ###

s=input()
ans=0
for i in range (6):
  if int(s[i])==1:
    ans+=1
print(ans)
n = int(input())
x = n//2
n =n%2 
print(x+y)

### FIXED CODE ###

n = int(input())
x = n//2
n =n%2 
print(x+n)
#include <iostream>
#include <stack>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;

int main() {
    stack <int> s1;
    stack < pair <int, int> > s2;
    char ch;
    int sum = 0;

    for (int i = 0; cin >> ch; i++) {
        if (ch == '\\') s1.push(i);
        else if (ch == '/' && s1.size() > 0) {
            int j = s1.top();
            s1.pop();
            sum += i - j;
            int a = i - j;

            while (s2.size() > 0 && s2.top().first > j) {
                a += s2.top().second;
                s2.pop();
            }
            s2.push(make_pair(j, a));
        }
    }

    vector<int> ans;

    while (s2.size() > 0) {
        ans.push_back(s2.top().second);
        s2.pop();
    }
    reverse(ans.begin(), ans.end());
    cout << sum << endl;
    cout << ans.size();
    for (int i = 0; i < ans.size(); i++) {
        cout << " ";
        cout << ans[i];
    }
    cout << endl;

    return 0;
}

### FIXED CODE ###


from collections import deque

def main():
    s1 = deque()
    s2 = deque()
    total = 0

    string = input()

    for i in range(len(string)):
        if string[i] == '\\':
            s1.append(i)
        elif string[i] == '/' and len(s1) > 0:
            j = s1.pop()
            a = i - j
            total += a

            while (len(s2) > 0 and s2[-1][0] > j):
                a += s2[-1][1]
                s2.pop()

            s2.append((j, a))

    ans = []
    while (len(s2) > 0):
        ans.append(s2[-1][1])
        s2.pop()

    print(total)

    print(len(ans), *ans[::-1])

if __name__ == "__main__":
    main()
import numpy as np
N,M,K = map(int,input().split())
answer_list = [0]*N
frend_list = [[0] * N for i in range(N)]
flag_list = [0]*N
for i in range(M):
    num_list= list(map(int,input().split()))
    frend_list[num_list[0]-1][num_list[1]-1] = 1
    frend_list[num_list[1]-1][num_list[0]-1] = 1

for i in range(K):
    num_list= list(map(int,input().split()))
    frend_list[num_list[0]-1][num_list[1]-1] = 3
    frend_list[num_list[1]-1][num_list[0]-1] = 3
    
    
for i in range(len(answer_list)):
    for n in range(len(frend_list[i])):
        if (frend_list[i][n] == 0) & (i != n):
            flag_list = (np.array(frend_list[n])+np.array(frend_list[i]))
            flag_list = flag_list.tolist()
            for g in flag_list:
                if g == 2:
                    answer_list[i] += 1
print(answer_list)

### FIXED CODE ###

N,M = map(int,input().split())
flag = True
answer = [0]*N
if len(answer) != 1:
    answer[0] = 1
change_list = [0]*N
answer_num = 0
for i in range(M):
    num_list = list(map(int,input().split()))
    if change_list[num_list[0]-1] == 0:
        answer[num_list[0]-1] = num_list[1]
        change_list[num_list[0]-1] = 1
    else:
        if answer[num_list[0]-1] == num_list[1]:
            continue
        else:
            flag = False

if flag == False:
    print(-1)

elif (answer[0] == 0)&(len(answer) != 1):
    print(-1)
else:
    for i in range(len(answer)):
        answer_num += 10**(len(answer) - (i+1))*answer[i]
    print(answer_num)
import sys
sys.setrecursionlimit(10**8)
def ii(): return int(sys.stdin.readline())
def mi(): return map(int, sys.stdin.readline().split())
def li(): return list(map(int, sys.stdin.readline().split()))
def li2(N): return [list(map(int, sys.stdin.readline().split())) for i in range(N)]
def dp2(ini, i, j): return [[ini]*i for i2 in range(j)]
def dp3(ini, i, j, k): return [[[ini]*i for i2 in range(j)] for i3 in range(k)]
#import bisect #bisect.bisect_left(B, a)
#from collections import defaultdict #d = defaultdict(int) d[key] += value
#from collections import Counter # a = Counter(A).most_common()
#from itertools import accumulate #list(accumulate(A))

N, K =mi()
A = [ii() for _ in range(N)]

tmp = float('inf')
for i in range(N-K+1):
    if A[i+K-1] - A[i] < tmp:
        tmp = A[i+K-1] - A[i]
print(tmp)


### FIXED CODE ###

import sys
sys.setrecursionlimit(10**8)
def ii(): return int(sys.stdin.readline())
def mi(): return map(int, sys.stdin.readline().split())
def li(): return list(map(int, sys.stdin.readline().split()))
def li2(N): return [list(map(int, sys.stdin.readline().split())) for i in range(N)]
def dp2(ini, i, j): return [[ini]*i for i2 in range(j)]
def dp3(ini, i, j, k): return [[[ini]*i for i2 in range(j)] for i3 in range(k)]
#import bisect #bisect.bisect_left(B, a)
#from collections import defaultdict #d = defaultdict(int) d[key] += value
#from collections import Counter # a = Counter(A).most_common()
#from itertools import accumulate #list(accumulate(A))

D = ii()

if D == 25:
    print('Christmas')
if D == 24:
    print('Christmas Eve')
if D == 23:
    print('Christmas Eve Eve')
if D == 22:
    print('Christmas Eve Eve Eve')
s = input()
ans = 0
for i in range(len(S)//2):
  if S[i] != S[-i-1]:
    ans+=1
print(ans)

### FIXED CODE ###

S = input()
ans = 0
for i in range(len(S)//2):
  if S[i] != S[-i-1]:
    ans+=1
print(ans)
def gcd(a,b):
    if b > 0:
        c = a % b
        gcd(b,c)
    elif b == 0:
        print(a)

N, X = map(int,input().split())
x = list(input().split())
x = [abs(X-int(i)) for i in x]
for i in x:
    if i == x[0]:
        a = i
    else:
        a = gcd(a,i)
print(a)

### FIXED CODE ###

def gcd(a,b):
    if b > 0:
        c = a % b
        return(gcd(b,c))
    elif b == 0:
        return(a)

N, X = map(int,input().split())
x = list(input().split())
x = [abs(X-int(i)) for i in x]
for i in x:
    if i == x[0]:
        a = i
    else:
        a = gcd(a,i)
print(a)
#!/usr/bin/env python3
# input
n, m = map(int, input().split())
s = [-1 for _ in range(m)]
c = [-1 for _ in range(m)]
for i in range(m):
    s[i], c[i] = map(int, input().split())

# calc
# 重複があり、かつ、値が異なれば🙅
d = {}
for index, key in enumerate(s):
    if key not in d.keys():
        d[key] = c[index]
    else:
        if d[key] != c[index]:
            print(-1)
            exit(0)

# 0始まりは🙅
mi = min(list(d.keys()))
if d[mi] == 0:
    print(-1)
    exit(0)

# output
ans = ''
#import pdb; pdb.set_trace()
ma = max(list(d.keys()))
for i in range(1, n+1):
    if i in d.keys():
        ans += str(d[i])
    else:
        ans += '0' 
print(ans)


### FIXED CODE ###

#!/usr/bin/env python3
n, m = map(int, input().split())
s = [-1 for _ in range(m)]
c = [-1 for _ in range(m)]
for i in range(m):
    s[i], c[i] = map(int, input().split())

for x in range(1000):
    x = str(x)
    if len(x) != n:
        continue
    ok = True
#    print('x =', x)
    for i in range(m):
#        print('s[i] =', s[i])
#        print('x[s[i]-1] =', x[s[i]-1])
#        print('c[i] =', c[i])
        if x[s[i]-1] != str(c[i]):
            ok = False
    if ok: 
        print(x)
        exit(0)

print(-1)
from collections import Counter
import numpy as np


N = int(input())
D = list(map(int, input().split()))
D = np.array(D)
D = np.sort(D)


if D[0] != 0:
    print(0)
elif sum(D == 0) != 1:
    print(0)
else:
    D_counter = Counter(D)
    count = 1
    next = 1
    for i in range(1, max(D)+1):
        if i != next:
            print(0)
            break
        i = int(i)
        count = count * i**list(D_counter.values())[i]
        next += 1

print(count % 998244353)


### FIXED CODE ###

N = int(input())

if N % 2 == 0:
    print(N//2 -1)
else:
    print(N//2)
dic=[{} for i in range(26)]
alpha = "abcdefghijklmnopqrstuvwxyz"

def makedic():
    for i in range(26):
        tmp = alpha[i:]+alpha[:i]
        for j in range(26):
            dic[i][alpha[j]]=tmp[j]
    return

def crack(word):
    for i in range(26):
        s=[]
        for c in word:
            s.append(dic[i][c])
        s="".join(s)
        if s=="the" or s=="this" or s=="that":
            return i
    return None

makedic()
while True:
    try:
        s = raw_input().strip('\n')
    except:
        break

    for e in s.split():
        lene=len(e)
        if lene==3 or lene==4:
            offset = crack(e)
            break
    x = []
    for c in s:
        if "a"<=c and c<="z": x.append(dic[offset][c])
        else: x.append(c)
    print "".join(x)

### FIXED CODE ###

import sys,string
A="abcdefghijklmnopqrstuvwxyza"
tbl=string.maketrans(A[:-1],A[1:])
for s in sys.stdin:
    while not("the" in s or "that" in s or "this" in s):
        s=s.translate(tbl)
    print s[:-1]
n = int(input())
s = list(str(input()))
for i in range(n/2):
  if s[i] != s[int(n/2)+i]:
    print('No')
    exit()
print('Yes')

### FIXED CODE ###

n = int(input())
s = list(str(input()))
if n == 1:
  print('No')
  exit()
for i in range(int(n/2)):
  if s[i] != s[int(n/2+i)] or n%2:
    print('No')
    exit()
print('Yes')