Harryxun/stf_run huggingface dataset:
import fractions
N,M = map(int,input().split())
S = input()
T = input()
flag = True
X = (N * M) // fractions.gcd(N,M)

div_N = X // N
div_M = X // M  
s = [""] * X

for ss in range(N):
  if ss == 0:
    s[0] = S[0]
  else:
    s[ss * (div_N)] = S[ss]

for tt in range(M):
  if tt == 0:
    if s[0] != T[tt]:
      print(-1)
      exit()
  else:
    pro = tt * (div_M)
    if s[pro] != "" and s[pro] != T[tt]:
      print(-1)
      exit()
print(X)


### FIXED CODE ###

import fractions
N,M = map(int,input().split())
S = input()
T = input()
G = fractions.gcd(N,M)
L = (N * M) // G
div_N = N // G
div_M = M // G

i = 0
j = 0

while i < N and j < M:
  if S[i] != T[j]:
    print(-1)
    exit()
  else:
    i += div_N
    j += div_M
print(L)
mod = 10 ** 6 + 3

W = [1] * (mod)
for i in range(mod - 1):
	W[i + 1] = ((i + 1) * W[i]) % mod

def rev(a):
	return pow(a, mod - 2, mod)

def f(x, d, n):
	if d == 0:
		return pow(x, n, mod)
	else:
		d_r = rev(d)
		xdr = d_r * x % mod
		if xdr == 0:
			return 0
		elif (xdr + n - 1) >= mod:
			return 0
		else:
			return (W[xdr + n - 1] * rev(W[xdr - 1]) % mod) * pow(d, n, mod) % mod

ans = []
q = int(input())
for _ in range(q):
    x,d,n = map(int,input().split())
    ans.append(f(x,d,n))
for i in ans:
    print(i)

### FIXED CODE ###

N = int(input())
print((N - 2) * 180)
int(input((" :"))
print(" ".swapcase)

### FIXED CODE ###

s = input()
print(s.swapcase())
def rec(n):
    if n == 1: 
        return 1
    return rec(n/2)*2+1

n = int(input())
ans = 0
ans += rec(n)
print(ans)

### FIXED CODE ###

import math
h = int(input())
l = 1

while (h != 1):
    h = math.floor(h / 2)
    l += 1
ans = 0

for i in range(l):
    ans += 2**i
print(ans)
def cns(ls,m,sm):
    global n, s
    count = 0
    if m == n:
        if sm == s: return 1
        else          : return 0
    elif s-mx(9-m) <= sm <= s:
        for i in range(9-m+1):
            rls = ls[:]
            k = rls.pop(i)
            count += cns(rls,m+1,sm+(m+1)*k)
        return count
    else: return 0

def mx(n):
    if n == 0: return 0
    else       : return (n+1)*n + mx(n-1)

ls = [0,1,2,3,4,5,6,7,8,9]
while True:
    n, s = map(int, raw_input().split())
    if s > mx(n): print 0
    else            : print cns(ls,0,0)

### FIXED CODE ###

def mxmn(ls,m):
	global n
	s1,s2 = 0, 0
	for i in range(m):
		s1 += (n-i)*ls[-i-1]
		s2 += (n-i)*ls[i]
	return s1,s2

def f(ls,m,s):
	global n
	count = 0
	if m > 0:
		mx,mn = mxmn(ls,m)
		if mx < s or mn > s: return 0
		elif mx == s or mn == s: return 1
		for i in range(len(ls)):
			lls = ls[:]
			a = (n-m+1)*lls.pop(i)
			if s-a < 0:	break
			else: count += f(lls,m-1,s-a)
		return count
	else:
		return 1 if s == 0 else 0
			
ls = [i for i in range(10)]
while True:
	try:
		n,s = map(int, raw_input().split())
		print f(ls,n,s)
	except:
		break
X,Y = map(int, input())
if X < Y:
  print("<")
else if X > Y:
  print(">")
else:
  print("=")

### FIXED CODE ###

X,Y = map(str, input().split())
if X < Y:
  print("<")
elif X > Y:
  print(">")
else:
  print("=")
a,b=map(int,input().split())

print(b,a)

### FIXED CODE ###

X,Y,Z = map(int,input().split())
print(Z,X,Y)
n, m, k = map(int, input().split())
a = list(map(int, input().split()))
b = list(map(int, input().split()))

cnt = 0
cost = 0
for i, x in enumerate(a):
    cost += x
    if cost > k:
        cnt = i
        cost -= x
        break
else:
    for j, y in enumerate(b):
        cost += y
        if cost > k:
            cnt = n + j
            cost -= y
            break
    else:
        cnt = n + m

if cnt <= n:
    i, j = cnt, 0
else:
    i, j = n, cnt - n + 1

ans = cnt
initial = True
while i >= 0 and j < m:
    if i < n and not initial:
        cost -= a[i]
        cnt -= 1
    while cost + b[j] <= k and j < m:
        j += 1
        cnt += 1
        cost += b[j]
    ans = max(cnt, ans)
    i -= 1
    if initial: initial = False

print(ans)

### FIXED CODE ###

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

cnt = 0
cost = 0
for i, x in enumerate(a):
    cost += x
    if cost > k:
        cnt = i
        cost -= x
        break
else:
    for j, y in enumerate(b):
        cost += y
        if cost > k:
            cnt = n + j
            cost -= y
            break
    else:
        cnt = n + m

if cnt <= n:
    i_max, j = cnt - 1, 0
else:
    i_max, j = n - 1, cnt - n

while j < m and cost + b[j] <= k:
    cost += b[j]
    j += 1
    cnt += 1

ans = cnt
for i in range(i_max, -1, -1):
    if j == m: break
    cost -= a[i]
    cnt -= 1
    while j < m and cost + b[j] <= k:
        cost += b[j]
        j += 1
        cnt += 1

    ans = max(cnt, ans)

print(ans)
def check(n):
    num=int(n**0.5)
    l=[1]
    for i in range(2,num+1):
        if n%i==0:
            l.append(i)
            l.append(n//i)
    return l

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

box=[0]*n
cnt=0
ans=[0]*n
for i in range(n):
    if a[-(i+1)]==box[i]:continue
    cnt+=1
    ans[-(i+1)]=1
    box[i]=(box[i]+1)%2
    l=check(n-i)
    for j in l:
        box[j]=(box[j]+1)%2

print(cnt)
if cnt==0:exit()
for i in range(n):
    if ans[i]:
        print(i+1,end=' ')

### FIXED CODE ###

def check(n):
    num=int(n**0.5)
    l=[]
    for i in range(1,num+1):
        if n%i==0:
            l.append(i)
            l.append(n//i)
    return set(l)

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

box=[0]*n
cnt=0
ans=[0]*n
for i in range(n):
    if a[-(i+1)]==box[-(i+1)]:continue
    cnt+=1
    ans[-(i+1)]=1
    l=check(n-i)
    for j in l:
        box[j-1]=(box[j-1]+1)%2

print(cnt)
if cnt==0:exit()
for i in range(n):
    if ans[i]:
        print(i+1,end=' ')
n,m = map(int,input().split())
food = [0 for i in range(m)]
for i in range(n):
    a = input().split()
    for j in range(0,int(a[0])):
        food[int(a[j])] = 1
print(food.index(0)+1)

### FIXED CODE ###

n,m = map(int,input().split())
food = [0 for i in range(m+1)]
for i in range(n):
    a = input().split()
    for j in range(1,int(a[0])+1):
        food[int(a[j])] += 1
count = 0
for i in food:
    if i == n:
        count += 1
print(count)
n = int(input())
sum1 = 0
while n>0:
  sum1 += n%10
  n = int(n/10)
if sum1%9 == 0:
  print('Yes')
else:
  print('No')

### FIXED CODE ###

n = int(input())
if n % 9 == 0:
  print('Yes')
else:
  print('No')
import math
def main():
    x1, y1, x2, y2 = map(int, input().split())
    b = abs(x2 - x1)
    h = abs(y2 - y1)
    d = math.sqrt(b ** 2 + h ** 2)
    print(d)
    

if __name__ == "__main__":
    main()

### FIXED CODE ###

import math
def main():
    x1, y1, x2, y2 = map(float, input().split())
    b = abs(x2 - x1)
    h = abs(y2 - y1)
    d = math.sqrt(b ** 2 + h ** 2)
    print("{0:.8f}".format(d))


if __name__ == "__main__":
    main()
a = list(map(int,input().split()))

for i in range(0, 1251):
  if a[0]/0.08 >= i and (a[0]-1)/0.08 < i and a[1]/0.1 >= i and (a[1]-1)/0.1:
    print(i)
    return
print(-1)

### FIXED CODE ###

def f():
  a = list(map(float,input().split()))

  for i in range(0, 1251):
    if i >= a[0]/0.08 and i < (a[0]+1)/0.08 and i >= a[1]/0.1 and i < (a[1]+1)/0.1:
      print(i)
      return

  print(-1)

f()
H, W = map(int, input().split())
S =['.']*(W+2)+ ['.'+input()+'.' for i in range(H)]+['.']*(W+2)
flag = True
for i in range(1, H+1):
    for k in range(1, W+1):
        if S[i][k] == '#':
            if S[i-1][k] == '.' and S[i+1][k] == '.' and S[i][k+1] == '.' and S[i][k-1] == '.':
                flag = False
                break
    if not flag:
        break
if flag:
    print('Yes')
else:
    print('No')

### FIXED CODE ###

H, W = map(int, input().split())
S =['.'*(W+2)]+ ['.'+input()+'.' for i in range(H)]+['.'*(W+2)]
flag = True
for i in range(1, H+1):
    for k in range(1, W+1):
        if S[i][k] == '#':
            if S[i-1][k] == '.' and S[i+1][k] == '.' and S[i][k+1] == '.' and S[i][k-1] == '.':
                flag = False
                break
    if not flag:
        break
if flag:
    print('Yes')
else:
    print('No')
from collections import deque

if __name__ == '__main__':

    n, x, y = map(int, input().split())

    ans = [0] * (n+1)

    g = [[i+1, i-1] for i in range(n+1)]
    g[0].clear()
    g[1].pop(1)
    g[n].pop(0)

    g[x].append(y)
    g[y].append(x)

    for i in range(1,n+1):
        q = deque()
        time = 0

        visit = [False] * (n+1)

        q.append((i, time))

        while(len(q) > 0):
            item = q.popleft()

            if visit[item[0]] == False:
                visit[item[0]] = True
                ans[item[1]] += 1
                if item[1] == 5:
                    print(i,item)

                for k in g[item[0]]:
                    q.append((k, item[1]+1))

    for i in range(1,n):
        print(ans[i]//2)


### FIXED CODE ###

from collections import deque

n, x, y = map(int, input().split())

ans = [0] * (n+1)

g = [[i+1, i-1] for i in range(n+1)]
#g[0].clear() pypyにclearなし
g[1].pop(1)
g[n].pop(0)

g[x].append(y)
g[y].append(x)

for i in range(1,n+1):
    q = deque()
    time = 0
    visit = [False] * (n+1)
    q.append((i, time))

    while(len(q) > 0):
        item = q.popleft()

        if visit[item[0]] == False:
            visit[item[0]] = True
            ans[item[1]] += 1
            for k in g[item[0]]:
                q.append((k, item[1]+1))

for i in range(1,n):
    print(ans[i]//2)
X,Y,Z,K = map(int,input().split())
A = list(map(int,input().split()))
B = list(map(int,input().split()))
C = list(map(int,input().split()))
A.sort(reverse= True)
B.sort(reverse= True)
C.sort(reverse= True)
LIS = []
for i in range(X):
    for j in range(Y):
        for k in range(min((3000//(s+1)*(t+1)),Z)):
            SUM = A[i] + B[j] + C[k]
            LIS.append(SUM)
LIS.sort(reverse = True)
for i in range(K):
    print(LIS[i])

### FIXED CODE ###

X,Y,Z,K = map(int,input().split())
A = list(map(int,input().split()))
B = list(map(int,input().split()))
C = list(map(int,input().split()))
A.sort(reverse= True)
B.sort(reverse= True)
C.sort(reverse= True)
LIS = []
for i in range(X):
    INTB = 3000//(i+1)
    for j in range(min(INTB+1,Y)):
        INT = 3000//((i+1)*(j+1))
        for k in range(min(INT+1,Z)):
            SUM = A[i] + B[j] + C[k]
            LIS.append(SUM)
LIS.sort(reverse = True)
for i in range(K):
    print(LIS[i])
def resolve():
    #n=int(input())
    #a,b=map(int,input().split())
    #x=list(map(int,input().split()))
    #a=[list(map(lambda x:int(x)%2,input().split())) for _ in range(h)]

    def calc(x):#xは数字
        if x==0:
            return 0
        xn=x
        x=bin(x)[2:]
        cnt=sum(list(map(int,list(x))))
        return xn%cnt

    n=int(input())
    f=[]
    f.append(0)
    for i in range(1,2**18+1):
        f.append(f[calc(i)]+1)

    x=input()
    cnt=sum(list(map(int,list(x))))
    x=int(x,2)
    ans=[]
    for i in range(n):
        if x>>i&1:
            ans.append(f[(x-2**i)%(cnt-1)]+1)
        else:
            ans.append(f[(x+2**i)%(cnt+1)]+1)
    print(*ans[::-1],sep='\n')

if __name__ == '__main__':
    resolve()

### FIXED CODE ###

def resolve():
    #n=int(input())
    #a,b=map(int,input().split())
    #x=list(map(int,input().split()))
    #a=[list(map(lambda x:int(x)%2,input().split())) for _ in range(h)]

    def popcount(n):
        c=format(n,'b').count('1')
        if c!=0:
            return n%c
        else:
            return 0
    def f(n):
        count=0
        while n>0:
            n=popcount(n)
            count+=1
        return count
        
    n=int(input())    
    x=input()
    cnt=x.count('1')
    x10=int(x,2)
    ans=[]
    a=x10%(cnt+1)
    if cnt==1:
        b=0
    else:
        b=x10%(cnt-1)
    for i in range(n):
        if x[i]=='1' and cnt==1:
            print(0)
            continue
        elif x[i]=='1':
            cal=(b-pow(2,n-1-i,cnt-1))%(cnt-1)
        else:
            cal=(a+pow(2,n-1-i,cnt+1))%(cnt+1)
        print(f(cal)+1)

if __name__ == '__main__':
    resolve()
while True:
 x,y=int,input().split()
 if [x,y]==[0,0]:
  break
 print(x,y)

### FIXED CODE ###

while True:
 x,y=sorted ([int(x) for x in input().split()])
 if (x,y)==(0,0):
  break
 print(x,y)
N = int(input())
numbers = [int(n) for n in input().split()]
mlt = 1
if 0 in n:
    print(0)
for n in numbers:
    mlt *= n
    if mlt > 1000000000000000000:
        mlt = -1
        break
print(mlt)


### FIXED CODE ###

N = int(input())
numbers = [int(n) for n in input().split()]
mlt = 1
if 0 in numbers:
    print(0)
else:
    for n in numbers:
        mlt *= n
        if mlt > 1000000000000000000:
            mlt = -1
            break
    print(mlt)
n, l = map(int, input().split())

l = []
i = 0

l = [input() for i in range(n)]
result = sorted(l)
s = ''.join(result)
# for i in range(n):
print(s)


### FIXED CODE ###

a,b,c= map(int,input().split())

def judge():
    if a==5:
        if b==5:
            if c==7:
                return print("YES")
            else:
                return print("NO")
        elif b==7:
            if c==5:
                return print("YES")
            else:
                return print("NO")

    elif a==7:
        if b==5:
            if c==5:
                return print("YES")
            else:
                return print("NO")
        else:
            return print("NO")


    else:
        return print("NO")

judge()
N,R = map(int,input().split())
if N<=10:
    print(R)
else:
    print(R-100*(10-K))

### FIXED CODE ###

N,R = map(int,input().split())
if N >= 10:
    print(R)
else:
    print(R+100*(10-N))
A1, A2, A3 = input().split()

if A1 + A2 + A3 >= 22:
    print("bust")
else :
    print("win")  

### FIXED CODE ###

A1, A2, A3 = map(int,input().split())

if A1 + A2 + A3 >= 22:
    print("bust")
else :
    print("win")
import collections
def main():
    N, M = map(int, input().split())
    bridges = []
    for _ in range(M):
        a, b = map(int, input().split())
        bridges.append([a-1, b-1])
    bridges = bridges[::-1]
    parent = [i for i in range(N)]
    count = collections.defaultdict(int)
    for i in range(N): count[i] = 1

    def find(i):
        if parent[i] != i:
            parent[i] = find(parent[i])
        return parent[i]

    def union(i, j):
        pi, pj = find(i), find(j)
        df = 0
        if pi != pj:
            parent[pj] = pi
            df += count[pi] * count[pj]
            count[pi] += count[pj]
        return df

    ans = []
    if N % 2 == 0:
        ans.append((N//2)*(N-1))
    else:
        ans.append(N*((N-1)//2))
    for a, b in bridges:
        d = union(a, b)
        ans.append(ans[-1] - d)
    return ans[:-1][::-1]

if __name__ == '__main__':
    output = main()
    for v in output:
        print(str(v))

### FIXED CODE ###

import collections
def main():
    N, M = map(int, input().split())
    bridges = []
    for _ in range(M):
        a, b = map(int, input().split())
        bridges.append([a, b])
    bridges = bridges[::-1]
    parent = [i for i in range(N+1)]
    count = dict()
    for i in range(N+1): count[i] = 1

    def find(i):
        if parent[i] != i:
            parent[i] = find(parent[i])
        return parent[i]

    def union(i, j):
        pi, pj = find(i), find(j)
        df = 0
        if pi != pj:
            if count[pi] > count[pj]:
                parent[pj] = pi
                df += count[pi] * count[pj]
                count[pi] += count[pj]
                del count[pj]
            else:
                parent[pi] = pj
                df += count[pi] * count[pj]
                count[pj] += count[pi]
                del count[pi]                
        return df

    ans = [N*(N-1)//2]
    for a, b in bridges[:-1]:
        d = union(a, b)
        ans.append(ans[-1]-d)
    return ans[::-1]

if __name__ == '__main__':
    output = main()
    for v in output:
        print(v)
N, M = map(int, input().split()) 
A = [list(map(int, input().split())) for i in range(N)]
A.sort()
su = 0
mo = 0
cnt = 0
for i in range(N):
  if M < su + A[i][1]:
    break
  else:
    su += A[i][1]
    mo += A[i][0]*A[i][1]
    cnt += 1
print(mo + (M-su)*A[cnt][0])

### FIXED CODE ###

N, M = map(int, input().split())
A = [list(map(int, input().split())) for i in range(N)]
A.sort()
su = 0
mo = 0
cnt = 0
for i in range(N):
  if M <= su + A[i][1]:
    break
  else:
    su += A[i][1]
    mo += A[i][0]*A[i][1]
    cnt += 1
print(mo + (M-su)*A[cnt][0])
#  ABC 079: B – Lucas Number
n = int(input())

l0 = 2
l1 = 1

for i in range(2, n + 1):
    l = l0 + l1
    l0 = l1
    l1 = l

print(l)

### FIXED CODE ###

# ABC 079: B – Lucas Number
n = int(input())
lucas = [2, 1]

for i in range(2, n + 1):
    lucas.append(lucas[i - 1] + lucas[i - 2])

print(lucas[n])
#ABC 084 D - 2017 Like Number
from itertools import accumulate

def isPrime(x):
    if x == 2: flag = True
    else:
        flag = True
        if x % 2 == 0:
            flag = False
        
        i = 3
        while i**2 <= x and flag == True:
            if x % i == 0:
                flag = False
            else:
                i += 2
    return True if flag == True else False

q = int(input())
arr = []
for i in range(q):
    l,r = map(int, input().split())
    arr.append((l,r))

max_arr = max(arr)[1]
res_arr = [0]*(max_arr+1)
for i in range(3,max_arr+1,2):
    v1, v2 = i, (i+1)//2
    if isPrime(v1) == True and isPrime(v2) == True:
        res_arr[i] = 1

cumsum = list(accumulate(res_arr))
#print(res_arr)
#print(cumsum)
for i in range(q):
    l,r = arr[i][0], arr[i][1]
    print(cumsum[r] - cumsum[l-1])

### FIXED CODE ###

#ABC 084 D - 2017 Like Number
from itertools import accumulate

def isPrime(x):
    if x == 2: flag = True
    else:
        flag = True
        if x % 2 == 0:
            flag = False
        
        i = 3
        while i**2 <= x and flag == True:
            if x % i == 0:
                flag = False
            else:
                i += 2
    return True if flag == True else False

q = int(input())
arr = []
max_v = 0
for i in range(q):
    l,r = map(int, input().split())
    arr.append((l,r))
    max_v = max(max_v, r)

res_arr = [0]*(max_v+1)
for i in range(3,max_v+1,2):
    v1, v2 = i, (i+1)//2
    if isPrime(v1) == True and isPrime(v2) == True:
        res_arr[i] = 1

cumsum = list(accumulate(res_arr))
#print(res_arr)
#print(cumsum)
for i in range(q):
    l,r = arr[i][0], arr[i][1]
    print(cumsum[r] - cumsum[l-1])
X = int(input())
count = 0
money = 100

while Ture:
  money *= 1.01
  count += 1
  if money >= X:
    print(count)
    break


### FIXED CODE ###

X = int(input())
count = 0
money = 100

while True:
  money = int(money * 1.01)
  count += 1
  if money >= X:
    print(count)
    break
N,M = map(int,input().split())
LR = [list(map(int,input().split())) for i in range(M)]

maxi = 0
mini = 10**6
for lr in LR:
    maxi = max(lr[0],maxi)
    mini = min(lr[1],mini)

if mini-maxi+1 >= n:
    print(n)
else:
    print(mini-maxi+1)

### FIXED CODE ###

N,M = map(int,input().split())
LR = [list(map(int,input().split())) for i in range(M)]

maxi = 10**6
mini = 0
for lr in LR:
    mini = max(lr[0],mini)
    maxi = min(lr[1],maxi)
if maxi-mini < 0:
    print(0)
else:
    print(maxi-mini+1)
x=x**3
print(x)

### FIXED CODE ###

x=int(input())
print(x**3)
BIG_NUM = 2000000000
MOD = 1000000007
EPS = 0.000000001

N,K = map(int,input().split())
dp=[[0 for i in range(N)] for j in range(N)]

for i in range(N):
    dp[i][0] = 1
    dp[i][i] = 1
for i in range(2,N):
    for j in range(1,i):
#        print(i,j)
#        print(dp[i-1][j-1])
#        print(dp[i-1][j])
        dp[i][j] = dp[i-1][j-1] + dp[i-1][j]

for i in range(1,K+1):
    tmp=dp[N-K+1][i]*dp[K-1][i-1]
#    print(i)
#    print('tmp=%d'%tmp)
#    print(dp[N-K+1][i])
#    print(dp[K-1][i-1])
    if tmp > MOD:
        print(tmp%MOD)
    else:
        print(tmp)


### FIXED CODE ###

BIG_NUM = 2000000000
MOD = 1000000007
EPS = 0.000000001

import math

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

def combination_fuc(n,r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))
#dp=[[0 for i in range(N)] for j in range(N)]
#for i in range(N):
#    dp[i][0] = 1
#    dp[i][i] = 1
#for i in range(2,N):
#    for j in range(1,i):
#        dp[i][j] = dp[i-1][j-1] + dp[i-1][j]
#for i in range(1,K+1):
#    tmp=dp[N-K+1][i]*dp[K-1][i-1]
#    if tmp > MOD:
#        print(tmp%MOD)
#    else:
#        print(tmp)

for i in range(1,K+1):
    if N-K+1 >= i:
        print((combination_fuc(N-K+1,i)*combination_fuc(K-1,i-1))%MOD)
    else:
        print(0)
n = map(int, input())

if n >= 1000:
    print('ABD')
else:
    print('ABC')

### FIXED CODE ###

n = int(input())

if n >= 1000:
    print('ABD')
else:
    print('ABC')
if N%2==0:
    print(N/2)
else:
    print((N+1)/2)


### FIXED CODE ###

N = int(input())
print((N+1)//2)
from math import factorial
from operator import mul
from functools import reduce

def c(n,r):
  r = min(n-r,r)
  if r == 0 or r == n:
    return 1
  else:
    over = reduce(mul, range(n, n - r, -1))
    under = reduce(mul, range(1,r + 1))
    return over // under
def num(k): # k段昇る場合の数
  return int((((1+sqrt(5))/2) ** k - ((1+sqrt(5))/2) ** k) / sqrt(5))
  """
  l,r = k // 2, 0
  for i in range(l+1):
    r += c(k-i,i)
    r %= mod
  return r
  """

n,m=map(int,input().split())
mod = 10 ** 9 + 7

if m == 0:
  print(num(n) % mod)
  exit()

a=[int(input()) for i in range(m)] # 壊れてる段

# ここから先 m > 0
a = [-1] + a + [n+1] # len(a)=m+2
sa = [a[i+1]-a[i]-2 for i in range(len(a)-1)]
ans = 1
#print(sa)
for i in sa:
  ans *= num(i)
  ans %= mod
print(ans)


### FIXED CODE ###

n,m = map(int,input().split())
broken = [int(input()) for i in range(m)]
broken.sort()
broken += [0] * (n-m)
index = 0
mod = 10**9 + 7
for i in range(1,n+1):
  if i==1:
    if i != broken[index]:
      a=1
      b=1
    else:
      a=1
      b=0
      index += 1
  else:
    if i == broken[index]:
      a,b=b,0
      index += 1
    else:
      a,b=b,(a+b)%mod
print(b)
ab = input().split(' ')
a = ''
if ord(ab[0]) > ord(ab[1]):
  for i in range(int(ab[0])):
    a += ab[1]
else:
  for i in range(int(ab[1])):
    a += ab[0]
    
print(a)

### FIXED CODE ###

mn = input().split(' ')
print('Yes') if int(mn[0]) == int(mn[1]) else print('No')
N,K = map(int,input().split())
A = list(map(int,input().split()))
A = sorted(A)
mi = 0
zero = 0
for a in A:
  if a<0:
    mi+=1
  elif a==0:
    zero+=1
  else:
    break

plu = N-mi-zero
A_mi = A[0:mi:]
A_mi_rev = A_mi[::-1]
A_plu = A[mi+zero::]
A_plu_rev = A_plu[::-1]
num_mi = plu*mi
num_zero = (plu+mi)*zero+(zero*(zero-1))//2
print(A_plu_rev[0]*A_plu_rev[1])

### FIXED CODE ###

N,K = map(int,input().split())
A = list(map(int,input().split()))
A = sorted(A)
mi = 0
zero = 0
for a in A:
  if a<0:
    mi+=1
  elif a==0:
    zero+=1
  else:
    break

plu = N-mi-zero
A_mi = A[0:mi:]
A_mi_rev = A_mi[::-1]
A_plu = A[mi+zero::]
A_plu_rev = A_plu[::-1]
num_mi = plu*mi
num_zero = (plu+mi)*zero+(zero*(zero-1))//2
r = max(A[-1]**2+10,A[0]**2+10)
l = A[0]*A[-1]-10
while l+1!=r:
  m = (l+r)//2
  num = 0
  if m>0:
    num+=num_mi+num_zero
    if num>=K:
      r=m
      continue
    cou=0
    for i in range(0,plu):
      while True:
        if cou>=plu-i-1:
          num+=plu-i-1
          break
        x = A_plu_rev[i]*A_plu[cou]
        if x<m:
          cou+=1
        else:
          num+=cou
          break
          
      if num>=K:
        break
    if num>=K:
      r=m
      continue
    cou = 0
    for i in range(0,mi):
      while True:
        if cou>=mi-i-1:
          num+=mi-i-1
          break
        x = A_mi[i]*A_mi_rev[cou]
        if x<m:
          cou+=1
        else:
          num+=cou
          break
          
      if num>=K:
        break

    if num>=K:
      r=m
    else:
      l=m
    
  elif m==0:
    num+=num_mi
    if num>=K:
      r=m
    else:
      l=m
  else:
    cou = 0
    for a in A_mi_rev:
      while True:
        if cou==plu:
          num+=cou
          break
        x = a*A_plu_rev[cou]
        if x<m:
          cou+=1
        else:
          num+=cou
          break
          
      if num>=K:
        break
    if num>=K:
      r = m
    else:
      l = m
      
print(l)
w=input()
s=''
while True:
	s=w[0]
	if w.count(s)%2==1:
		print('No')
		break
	print(w)
	w=w.replace(s,'')
	print(w)
	if w:
		print('Yes')
		break

### FIXED CODE ###

w=input()
a='Yes'
s='qwertyuiopasdfghjklzxcvbnm'
for i in range(26):
	if w.count(s[i])%2!=0:
		a='No'
		break
print(a)