Harryxun/stf_run huggingface dataset:
import sys 
from collections import Counter
f = open('pokemon', 'r')
names = []
for line in f:
    names.append(line)
max_length = 0
pokemon = ''
for i in range(len(names)):
    p = [names[i]]
    start = names[i][-2]
    shiritori = True
    count = 1
    while shiritori == True:
        shiritori = False
        for j in range(len(names)):
            if i != j and names[j][0] == start and not names[j] in p:
                count += 1
                start = names[j][-2]
                shiritori = True
                p.append(names[j])
                if count > max_length:
                    max_length = count
                    pokemon = names[i]
                break
    print (p)
print (pokemon + str(max_length))

### FIXED CODE ###

def Condition(W):
    for i in range(len(W)):
        for j in range(i,len(W)):
            if W[i]==W[j] and i!=j:
                print('No')
                return None
    for i in range(len(W)-1):
        k=len(W[i])-1
        if W[i][k]!=W[i+1][0]:
            print('No')
            return None
    print('Yes')    


N=int(input())
W=[]
for i in range (N):
    W.append(input())    
Condition(W)
S = input()
letters = list(S)
a = letters[0]
if letters.count(a) == 2:
  if letters[1] == a:
    if letters[2] == letters[3]:
      return "Yes"
    else return "No"
  else:
    b = letters[1]
    if letters.count(b) == 2:
      return "Yes"
    else:
      return "No"
    

### FIXED CODE ###

letters = list(input())
x = 1
for letter in letters:
        if letters.count(letter) == 2:
            x *= 1
        else:
            x *= 0
print(["No","Yes"][x])
if ABC:
    print("ARC")
else:
    print("ABC")

### FIXED CODE ###

S=input()
if S=="ABC":
    print("ARC")
else:
    print("ABC")
import numpy as np
def getLine():
    return list(map(int, input().split()))
n,m = getLine()
s = np.full(m,-1)
c = np.full(m,10)
r = np.full(n,-1)
for i in range(m):
    a,b = getLine()
    if a in s:
        c[np.where(a == s)] = min(c[np.where(a == s)], b)
    else:
        s[i] = a
        c[i] = b
for a,b in zip(s,c):
    r[a-1] = b
if r[0] < 0 or (n > 1 and r[0] == 0):
    print(-1)
    exit()
else:
    r[np.where(r == -1)] = 0
    r[np.where(r == 10)] = 0
    r = r.astype(str)
    print(''.join(r))

### FIXED CODE ###

import numpy as np
def getLine():
    return list(map(int, input().split()))
n,m = getLine()
r = np.full(n,-1,dtype=int)
for i in range(m):
    a,b = getLine()
    
    if r[a - 1] == -1:
        r[a - 1] = b
    elif r[a - 1] != b:
        print(-1)
        break
else:
    if n > 1 and r[0] == 0:
        print(-1)
    else:
        if r[0] == 0 and n == 1:
            print('0')
        else:
            if n > 1 and r[0] == -1:
                r[0] = 1
            r[r == -1] = 0
            r = r.astype(str)
            print(''.join(r))
n = input()

lst = [111,222,333,444,555,666,777,888,999]

for i in lst:
    if n <= i:
        print(i)
        break


### FIXED CODE ###

n = int(input())

lst = [111,222,333,444,555,666,777,888,999]

for i in lst:
    if n <= i:
        print(i)
        break
a,b,c=(list(input()) for x in range(3))
n=a.pop(0)
while not len(a)==0 or len(b)==0 or len(c)==0:
   if n=='a':
      n=a.pop(0)
   elif n=='b':
      n=b.pop(0)
   else:
      n=c.pop(0)
if a=='':print('A')
elif b=='':print('B')
else:print('C')

### FIXED CODE ###

a,b,c=(list(input()) for x in range(3))
n=a.pop(0)
while not ((len(a)==0 and n=='a') or (len(b)==0 and n=='b') or (len(c)==0 and n=='c')):
   if n=='a':n=a.pop(0)
   elif n=='b':n=b.pop(0)
   else:n=c.pop(0)
if n=='a':print('A')
elif n=='b':print('B')
else:print('C')
from math import sqrt
n=int(input())
for i in range(sqrt(n),0,-1):
  if n%i==0:
    j=n//i
    pirnt(i+j-2)
    break

### FIXED CODE ###

from math import sqrt

N = int(input())
for i in range(int(sqrt(N)), 0, -1):
    if N % i == 0:
        j = N // i
        print(i + j - 2)
        break
print((int(input())**3)

### FIXED CODE ###

print((int(input())**3))
#最大公約数(ユークリッドの互余法)
def euclid_gcd(a,b):
    while b:
        a, b = b, a%b
    return a

#最小公倍数(ユークリッドの互余法)
def euclid_lcm(a, b):
    return a * b // euclid_gcd(a, b)
    
A,B,C,D = map(int,input().split())

X = euclid_lcm(C,D)
A = A-1

Y = A//C + A//D - A//X
Z = B//C + B//D - B//X
 
print(B-Z - (A-Y)

### FIXED CODE ###

#最大公約数(ユークリッドの互余法)
def euclid_gcd(a,b):
    while b:
        a, b = b, a % b
    return a

#最小公倍数(ユークリッドの互余法)
def euclid_lcm(a, b):
    return a * b // euclid_gcd(a, b)
    
A,B,C,D = map(int,input().split())

X = euclid_lcm(C,D)
A = A-1

Y = A//C + A//D - A//X
Z = B//C + B//D - B//X
 
print(B-Z - (A-Y))
import sys
from collections import deque
sys.setrecursionlimit(10**8)

H, W = map(int, input().split()) 
S = [list(input()) for i in range(H)]

Kuro = 0
Shiro = 0
for j in range(H):
    for i in range(W):
        if S[j][i]=='.':
            Shiro += 1
Dis =[[0]*W for i in range(H)]
X =[1, 0]
Y =[0, 1]
q = deque()
q.append((0,0))
while True:
    y,x = q.popleft()
    if (y==H-1) and (x==W-1):
        break
    for i in range(2):
        nx = x + X[i]
        ny = y + Y[i]
        if (0<= nx < W) and(0 <= ny < H) and (S[ny][nx]=='.') and(Dis[ny][nx] ==0):
            q.append((ny,nx))
            Dis[ny][nx] = Dis[y][x] +1

print(Shiro-Dis[H-1][W-1]-1)    

### FIXED CODE ###

import sys
from collections import deque
sys.setrecursionlimit(10**8)

H, W = map(int, input().split()) 
S = [list(input()) for i in range(H)]

Kuro = 0
Shiro = 0
for j in range(H):
    for i in range(W):
        if S[j][i]=='.':
            Shiro += 1
Dis =[[-1]*W for i in range(H)]
X =[-1, 0, 1, 0]
Y =[0, -1, 0, 1]
q = deque()
q.append((0,0))
Dis[0][0] = 0
a=deque()
while (q != a):
    y,x = q.popleft()
    if (y==H-1) and (x==W-1):
        break
    for i in range(4):
        nx = x + X[i]
        ny = y + Y[i]
        if (0<= nx < W) and(0 <= ny < H) and (S[ny][nx]=='.') and (Dis[ny][nx] ==-1):
            q.append((ny,nx))
            Dis[ny][nx] = Dis[y][x] +1

if (Dis[H-1][W-1]==-1):
    print(-1)
else:
    print(Shiro-Dis[H-1][W-1]-1)
def visit_tree(now, num):
    if not visited[now]:
        visited[now] = num
        for i in range(len(tree[now])):
            visit_tree(tree[now][i], num)

n, m = map(int, input().split())
tree = [[] for _ in range(n)]
for i in range(m):
    x, y, z = map(int, input().split())
    tree[x - 1].append(y - 1)
    tree[y - 1].append(x - 1)

visited = [0 for _ in range(n)]
num = 0
for i in range(n):
    if not visited[i]:
        num += 1
        visit_tree(i, num)

print(num)

### FIXED CODE ###

import sys
sys.setrecursionlimit(10000000)

def visit_tree(now, num):
    visited[now] = num
    for i in range(len(tree[now])):
        if not visited[tree[now][i]]:
            visit_tree(tree[now][i], num)

n, m = map(int, input().split())
tree = [[] for _ in range(n)]
for i in range(m):
    x, y, z = map(int, input().split())
    tree[x - 1].append(y - 1)
    tree[y - 1].append(x - 1)

visited = [0 for _ in range(n)]
num = 0
for i in range(n):
    if not visited[i]:
        num += 1
        visit_tree(i, num)

print(num)
import numpy as np
import math
def comb(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))


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

# kごとに、
# 異なる数がいくつあるかを調べる
# (2以上要素が存在する)異なる数ごとに、
# (要素数)C2を解く。

np_A = np.array(A)

# 辞書作成
dic = {}

for k in range(N):
    before = A[:k]
    after = A[k+1:]

    before.extend(after)
    tmp_k = np.array(before)
    # print("tmp_k", tmp_k)   # k以上
    # print(np.unique(np_A))

    # 同じ組み合わせのケースを排除する。
    # (num, 要素数)の組み合わせを辞書かで作る
    # →単純にnCrなら(n, r)で保存する

    k_unique = np.unique(tmp_k)
    ans = 0

    for u in k_unique:
        count_u = np.count_nonzero(tmp_k==u)
        if count_u < 2:
            continue
        if f"{count_u}"+"2" in dic.keys():
            ans += dic[f"{count_u}"+"2"]
            continue

        # (count_u) C 2
        tmp = comb(count_u,2)
        ans += tmp
        # 値の更新
        dic[f"{count_u}"+"2"] = tmp
    
    print(ans)

### FIXED CODE ###

import numpy as np
from collections import Counter


N = int(input())
A = list(map(int, input().split()))
c = Counter(A)
np_A = np.array(A)

# 全体を求める
tmp_all = np.array(A)
unique = np.unique(tmp_all)
# print("unique:", unique)
ans_all = 0
for u in unique:
    count_u = c[u]
    # print(f"u:{u}, count_u:{count_u}")
    if count_u < 2:
        continue
    # (count_u) C 2
    tmp = int(count_u*(count_u-1)/2)
    ans_all += tmp
# print("all", ans_all)


# kごとのケースを求めて、全体から引く
for i in A:
    print(ans_all - c[i] + 1)
n=int(input())
s=input()
cnt=0
for i in range(len(s)):
	if s[i]=='A'and s[i+1]=='B'and s[i+2]=='C':
		cnt += 1
print(cnt)

### FIXED CODE ###

n=int(input())
s=input()
cnt=0
if len(s)<= 2:
  pass
else:
  for i in range(len(s)-2):
    if s[i]=='A' and s[i+1]=='B' and s[i+2]=='C':
      cnt += 1
print(cnt)
n, k = map(int, input().split())
ww = [int(input()) for _ in range(n)]
def chk(p):
    c = 1
    s = 0
    for w in ww:
        if w > p:
            return False
        if s + w <= p:
            s += w
        else:
            c += 1
            s = w
        if c > k:
            return False
    return True
def search(l, r):
    if r - l < 10:
        for i in range(l, r):
            if chk(i):
                return i
    m = (l + r) // 2
    if chk(m):
        return search(l, m)
    else:
        return search(m, r)
print(search(0, 2 ** 30))

### FIXED CODE ###

n, k = map(int, input().split())
ww = [int(input()) for _ in range(n)]
def chk(p):
    c = 1
    s = 0
    for w in ww:
        if w > p:
            return False
        if s + w <= p:
            s += w
        else:
            c += 1
            s = w
        if c > k:
            return False
    return True
def search(l, r):
    if r - l < 10:
        for i in range(l, r):
            if chk(i):
                return i
    m = (l + r) // 2
    if chk(m):
        return search(l, m + 1)
    else:
        return search(m + 1, r)
print(search(0, 2 ** 30))
import sys
sys.setrecursionlimit(10**6)
if sys.platform in (['ios','darwin','win32']):
	sys.stdin=open('Untitled.txt')
input = sys.stdin.readline
def INT(): return int(input())
def MAP(): return [int(s) for s in input().split()]

#a,bの最大公約数
def gcd(a, b):
    while b:
        a, b = b, a % b
    return a

#a,bの最小公倍数
def lcm(a, b):
    return a * b // gcd (a, b)

def main():
	N, M = MAP()
	S = input().rstrip()
	T = input().rstrip()

	L = lcm(N, M)
	n = int(L//N)
	m = int(L//M)
	X = ['0']*L
	for i in range(N):
		X[i*n] = S[i]
	for i in range(M):
		if X[i*m] != '0' and X[i*m] != T[i]:
			print(-1)
			sys.exit()
	print(L)

if __name__ == '__main__':
	main()

### FIXED CODE ###

import sys
import fractions
sys.setrecursionlimit(10**6)
if sys.platform in (['ios','darwin','win32']):
	sys.stdin=open('Untitled.txt')
input = sys.stdin.readline
def INT(): return int(input())
def MAP(): return [int(s) for s in input().split()]

def main():
	N, M = MAP()
	S = input().rstrip()
	T = input().rstrip()

	L = (N*M)//fractions.gcd(N, M)
	# print(L)
	n = L//N
	m = L//M
	for i in range(0, L, n):
		if i % m == 0:
			if S[i//n] != T[i//m]:
				print(-1)
				sys.exit()
	print(L)


if __name__ == '__main__':
	main()
#import math
pi = 3.141592
r = [int(x) for x in input().split()]
print("{0:f} {1:f}".format(r[0] * r[0] * pi, r[0] * 2 * pi))

### FIXED CODE ###

import math
r = [float(x) for x in input().split()]
print("{0:f} {1:f}".format(r[0] * r[0] * math.pi, r[0] * 2 * math.pi))
S = input()
L = [i for i in range(97,123)]
n = len(S)
for i in range(n):
    L.remove(ord(S[i]))
if n <= 25:
    X = L[0]
    ans = S + ord(X)
else:
    A = []
    B = []
    p = 0
    d,e = -1,-1
    for i in range(n):
        j = ord(s[i])
        if ord(j) > p:
            d = i
            A.append(j)
            B = []
        else:
            if len(B) == 0:
                e = i
            B.append(j)
            A = []
    if d < e:
        if S[e-1] == 'z':
            if e == 1:
                ans = -1
            else:
                ans = S[0]
                for i in range(1,e-2):
                    ans += S[i]
                ans += B[-1]
    else:
        ans = S[0]
        for i in range(1,n-2):
            ans += S[i]
        ans += S[n]
print(ans)

### FIXED CODE ###

S = input()
L = [i for i in range(97,123)]
n = len(S)
for i in range(n):
    L.remove(ord(S[i]))
if n <= 25:
    X = L[0]
    ans = S + chr(X)
else:
    T = []
    x = S[-1]
    T.append(x)
    for i in range(2,27):
        y = S[-i]
        if y > x:
            x = y
            T.append(y)
        else:
            break
    m = 26 - len(T)
    if m > 1:
        ans = S[0]
        for i in range(1,m-1):
            ans += S[i]
        for t in T:
            if t > S[m-1]:
                ans += t
                break
    elif m == 0:
        ans = -1
    else:
        for t in T:
            if t > S[m-1]:
                ans = t
                break
print(ans)
import math

N, M = list(map(int, input().split()))
S = input()
T = input()

if N==M:
    print(int(N*M)) if S==T else print(-1)
else:
    g = math.gcd(N, M)
    if g==1:
        print(int(N*M))
    else:
        flag = False
        s, t = N/g, M/g
        ss = list(map(lambda x: int(x*s), list(range(0,g))))
        tt = list(map(lambda x: int(x*t), list(range(0,g))))
        for i,j in zip(ss,tt):
            if S[i]!=T[j]:
                flag = True
        if flag:
            print(-1)
        else:
            print(int(s*t*g))

### FIXED CODE ###

def gcd(a, b):
    while b:
        a, b = b, a % b
    return a

N, M = list(map(int, input().split()))
S = input()
T = input()

if S[0]!=T[0]:
    print(-1)
else:
    if N==M:
        print(int(N*M)) if S==T else print(-1)
    else:
        g = gcd(N, M)
        if g==1:
            print(int(N*M))
        else:
            flag = False
            s, t = N//g, M//g
            ss = list(map(lambda x: int(x*s), list(range(0,g))))
            tt = list(map(lambda x: int(x*t), list(range(0,g))))
            for i,j in zip(ss,tt):
                if S[i]!=T[j]:
                    flag = True
            if flag:
                print(-1)
            else:
                print(int(s*t*g))
N=int(input())
G=[[] for i in range(N)]
res=[0]*N
def dfs(v,p,c):
  res[v]=c
  for nv,w in G[v]:
    if nv==p:
      continue
    if (w & 1):
      dfs(nv,v,1-c)
    else:
      dfs(nv,v,c)

for i in range(N-1):
  u,v,w=map(int,input().split())
  u-=1
  v-=1
  G[u].append((v,w))
  G[v].append((u,w))
dfs(0,-1,1)
for i in range(N):
  print(res[i])

### FIXED CODE ###

N=int(input())
G=[[] for i in range(N)]
for i in range(N-1):
    u,v,w=map(int,input().split())
    u,v=u-1,v-1
    G[u].append((v,w))
    G[v].append((u,w))
reached=[0]*N
stack=[0]
reached[0]=[1]
res=[-1]*N
res[0]=0
while(stack):
    v=stack.pop()
    for nv,w in G[v]:
        if reached[nv]:
            continue
        if w & 1:
            res[nv]=1-res[v]
        else:
            res[nv]=res[v]
        stack.append(nv)
        reached[nv]=1
for i in res:
    print(i)
n = int(input())
a = [map(int,input().split())]
h = 0
for i in range(1,n):
  if a[i] < a[i-1]:
    h += a[i-1] - a[i]
print(h)

### FIXED CODE ###

n = int(input())
a = list(map(int,input().split()))
 
total = 0
m = 0
 
for x in a:
  if m > x:
    total += m - x
  m = max(m,x)
  
print(total)
n = int(input())
ansl = []
if n == 0:
	print(0)
    exit()
while n != 0:
	if n % 2 == 1:
		ansl.append("1")
		n -= 1
	else:
		ansl.append("0")
	n //= -2
print("".join(ansl)[::-1])

### FIXED CODE ###

n = int(input())
ansl = []
if n == 0:
	print(0)
	exit()
while n != 0:
	if n % 2 == 1:
		ansl.append("1")
		n -= 1
	else:
		ansl.append("0")
	n //= -2
print("".join(ansl)[::-1])
a = input()
s = input()

if a >= 3200:
    answer = (s)
elif a < 3200:
    answer = ('red')

print(answer)

### FIXED CODE ###

a = input()
s = input()

x = int(a)

if x >= 3200:
    answer = (s)
elif x < 3200:
    answer = ('red')

print(answer)
n,g=map(int,input().split())
print(2*(n-g))

### FIXED CODE ###

i,p=int,input
print(-i(p())+2*i(p()))
a_,b_ = map(int, (raw_input().strip().split(" ")))
foo = []
for i,a in enumerate(range(a_)):
    foo = raw_input().strip().split(" ")
    for j in range(b_):
        if foo[j] == 'snuke':
            print(chr(65 + j) + str(i + 1))

### FIXED CODE ###

a_,b_ = map(int, (raw_input().strip().split(" ")))
foo = []
for i,a in enumerate(range(a_)):
    foo = raw_input().strip().split(" ")
    for j in range(b_):
        if foo[j] == 'snuke':
            print(chr(65 + j) + str(i + 1))
h, w = map(int,input().split())
if h == 1 or w == 1:
    print(1)
else h%2 == 1 and w%2 == 1:
    print((h*w+1)//2)
elif:
    print(h*w//2)

### FIXED CODE ###

h, w = map(int,input().split())
if h == 1 or w == 1:
    print(1)
elif h%2 == 1 and w%2 == 1:
    print((h*w+1)//2)
else:
    print(h*w//2)
A,B,K = map(int,input().split())

C=[]
for i in range(1,B):
  if A%i==0 and B%i==0:
    C.append(i)

#print(C)
print(C[-K])
  



### FIXED CODE ###

A,B,K = map(int,input().split())

C=[]
for i in range(1,101):
  if A%i==0 and B%i==0:
    C.append(i)

#print(A,B,K)
#print(C)
print(C[-K])
n = int(input())
d = list(int(x) for x in input().split())
d.sort()

ans = 0

for k in range(min(d), d[(n // 2) + 1]):
    arc_num = 0
    abc_num = 0
    
    for i in range(n):
        if d[i] >= k:
            break
        else:
            abc_num += 1
    arc_num = n - abc_num
    if arc_num == abc_num:
        ans += 1

print(ans)

### FIXED CODE ###

import bisect

n = int(input())
d = list(int(x) for x in input().split())
d.sort()

print(d[(n // 2)] - d[(n // 2) - 1])

"""
for k in range(d[n // 2], d[(n // 2) + 1]):
    if bisect.bisect_left(d, k) == n // 2:
        ans += 1
"""
alpha="abcdefghijklmnopqrstuvwxyz"
s=input()
s1=set(s)
s2=sorted(list(s1))
for i in range(len(alpha)):
    if s2[i]!=alpha[i]:
        print(alpha[i])
        exit()
print("None")

### FIXED CODE ###

S=input()
alpha="abcdefghijklmnopqrstuvwxyz"
l=[]
for s in alpha:
    if s not in S:
        l.append(s)
if len(l)==0:
    print("None")
    exit()
l.sort()
print(l[0])
a, b = map(int, input().split())
b_index = b-a
a_index = b_index - 1
get_height = lambda n: n*(n+1)/2

a_height = get_height(a_index)
b_height = get_height(b_index)
snow_height = b_height - b
print(int(snow_height))

### FIXED CODE ###

N = int(input())
if N >= 1000:
    print('ABD')
else:
    print('ABC')
N, M = map(int, input().split())

MOD = 10 ** 9 + 7
a = []
flag = True
for i in range(M):
  tmp = int(input())
  if i != 0 and tmp == a[-1] + 1:
    print(0)
    flag = False
    break
  a.append(tmp)

if flag:
  max_dis = 0
  dis = []
  for i in range(len(a)):
    if i == 0:
      dis.append(a[i])
    else:
      dis.append(a[i] - a[i - 1])
    max_dis = max(max_dis, dis[-1])
  max_dis = max(max_dis, N - a[-1])
  
  fib = [1, 1]
  for _ in range(max_dis - 2):
    fib.append(fib[-1] + fib[-2])
  ans = 1
  for d in dis:
    ans = (ans * fib[d - 1]) % MOD
  ans *= fib[N - a[-1] - 1]
  
  print(ans % MOD)

### FIXED CODE ###

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

MOD = 10 ** 9 + 7
a = []
flag = True
for i in range(M):
  tmp = int(input())
  if i != 0 and tmp == a[-1] + 1:
    print(0)
    flag = False
    break
  a.append(tmp)

if flag:
  max_dis = 0
  dis = []
  for i in range(len(a)):
    if i == 0:
      dis.append(a[i])
    else:
      dis.append(a[i] - a[i - 1] - 1)
    max_dis = max(max_dis, dis[-1])
  if M == 0:
    max_dis = N
    a.append(-1)
  else:
    max_dis = max(max_dis, N - a[-1])
  
  fib = [1, 1]
  for _ in range(max_dis):
    fib.append((fib[-1] + fib[-2]) % MOD)
  ans = 1
  for d in dis:
    ans = (ans * fib[d - 1]) % MOD
  ans *= fib[N - a[-1] - 1] % MOD
  
  print(ans % MOD)
while Ture:
x=input().split()
a=int(x[0])
op=x[1]
b=int(x[2])
if op=="+":
  print(a+b)
elif op=="-":
   print(a-b)
elif op=="*":
   print(a*b)
elif op=="/":
   print(a/b)
else:
     break


### FIXED CODE ###

while True:
    x=input().split(" ")
    a=int(x[0])
    op=x[1]
    b=int(x[2])
    if op == "+":
        print(a + b)
    elif op == "-":
        print(a - b)
    elif op == "*":
        print(a * b)
    elif op == "/":
        print(a // b)
    elif op == "?":
        break
h,w=map(int,input().split())
d=[['.']*(n+2) for j in range(n+2)]
for i in range(n):
  s,t=map(int,input().split())
  d[s][t]='#'
for k in range(1,n+1):
  for l in range(1,n+1):
    if all(aa=='.' or aa in [d[k-1][l],d[k+1][l],d[k][l-1],d[k][l+1]]):
      print('No')
      exit()
print('Yes')

### FIXED CODE ###

h,w=map(int,input().split())
d=[['.']*(w+2) for j in range(h+2)]
for hh in range(h):
  moji=input()
  for ww in range(w):
    d[hh+1][ww+1]=moji[ww]
for k in range(1,h+1):
  for l in range(1,w+1):
    if d[k][l]=='#' and all(aa=='.' for aa in [d[k-1][l],d[k+1][l],d[k][l-1],d[k][l+1]]):
      print('No')
      exit()
print('Yes')
num = []
vote = []
num = list(map(int,input().split()))
vote = list(map(int,input().split()))
N = num[0]
M = num[1]
j = (sum(vote)/(4*M)
#print(j)

cnt = 0
for i in vote:
    if  i>=j:
        cnt += 1
    else:
        pass
#print(cnt)
if M<=cnt:
    print("Yes")
else:
    print("No")


### FIXED CODE ###

s = input().split()
print(s[2],s[0],s[1])
for int(j) in input():
    if j == 1:
        Count +=1
print(Count)

### FIXED CODE ###

Count=0
for j in input():
    if int(j) == 1:
        Count +=1
print(Count)
h, w = [int(i) for i in input().split()]
s = [list(input()) for _ in range(h)]
flg = True

for i in range(1, h - 1):
    for j in range(1, j - 1):
        if s[i][j] == "#" and s[i - 1][j] == "." and s[i + 1][j] == "." and s[i][j - 1] == "." and s[i][j + 1] == ".":
            flg = False

print('Yes' if flg else 'No')

### FIXED CODE ###

h, w = [int(i) for i in input().split()]
s = [list(input()) for _ in range(h)]
flg = True

for i in range(1, h - 1):
    for j in range(1, w - 1):
        if s[i][j] == "#" and s[i - 1][j] == "." and s[i + 1][j] == "." and s[i][j - 1] == "." and s[i][j + 1] == ".":
            flg = False

print('Yes' if flg else 'No')
N=int(input())
if N>81:
  print("No")
else:
  i=1
  while N%i!=0 and i<10
    i+=1
  if i==10:
    print("No")
  else:
    print("Yes")
    


### FIXED CODE ###

N=int(input())
for j in range(1,10):
    for i in range(1,10):
        if N==i*j:
            print("Yes")
            exit()
print("No")
n, x, y = map(int, input().split())
array = [0]*(n-1)

for i in range(1, n+1):
    for j in range(i+2, n+1):
        array[min(j-i, abs(x-i)+1+abs(y-j), abs(y-i)+1+abs(x-j))-1] += 1

print(n)
for k in range(1, n):
    print(array[k])

### FIXED CODE ###

n, x, y = map(int, input().split())
array = [0]*(n-1)

for i in range(1, n+1):
    for j in range(i+2, n+1):
        array[min(j-i, abs(x-i)+1+abs(y-j), abs(y-i)+1+abs(x-j))-1] += 1

print(n)
for k in range(1, n-1):
    print(array[k])
import math
a,b,c,d=map(int,input().split())
ans=0
# print(a,b,c,d,b//c,a//c)
ans+=(int(b/c)-int(a/c)+(a%c==0))
# print(ans)
ans+=(int(b/d)-int(a/d)+(a%d==0))
# print(ans)
lcm=c*d/math.gcd(c,d)
ans-=(int(b/lcm)-int(a/lcm)+(a%lcm==0))
print(b-a+1-ans)

### FIXED CODE ###

def G(x,y):
    if(x<y):
        x,y=y,x
    if(y==0):
        return x
    return G(y,x%y)


a,b,c,d=map(int,input().split())
ans=0
# print(a,b,c,d,b//c,a//c)
ans+=(b//c-a//c+(a%c==0))
# print(ans)
ans+=(b//d-a//d+(a%d==0))
# print(ans)
lcm=c*d//G(c,d)
ans-=(b//lcm-a//lcm+(a%lcm==0))
print(b-a+1-ans)