peterverebics/CodeNet_Python_428 huggingface dataset:
# Judge status: Wrong Answer
n,a,b=map(int,input().split())
cnt_s = 0
cnt_b = 0

for i in range(n):
    if cnt_s <= a+b and i == 'a':
        print('Yes')
        cnt_s += 1
    elif cnt_s > a+b and i == 'a':
        print('No')
    elif cnt_s <= a+b and cnt_b <= b and i =='b':
        print('Yes')
        cnt_b += 1
        cnt_s += 1
    else:
        print('No')
# Judge status: Wrong Answer
N, M = map(int, input().split())
A = sorted(list(map(int, input().split())))
BC = sorted([list(map(int, input().split())) for _ in range(M)])[::-1]

i = 0
for b, c in BC:
    for _ in range(b):
        if i == N:
            break
        if A[i] < c:
            A[i] = c
            i += 1
        else:
            break

print(sum(A))
# Judge status: Accepted
import sys
N, M = map(int,input().split())
A = []
B = []
for _ in range(N):
    A.append(input())
for _ in range(M):
    B.append(input())
for i in range(N - M + 1):
    for j in range(N - M + 1):
        flag = 1
        for h in range(M):
            if A[h+i][j:j+M] != B[h]:
                flag = 0
        if flag:
            print('Yes')
            sys.exit()
print('No')
# Judge status: Wrong Answer
A,B = map(int,input().split())

a=-(-A//0.08)
b=-(-B//0.1)
c=-(-(A-1)//0.08)
d=-(-(A+1)//0.08)

if a==b or c < b < d:
    print(int(a))
else:
    print(-1)
# Judge status: Wrong Answer
k = int(input())
seven = 7
i = 1
if k % 2 == 0:
    print(-1)
else:
    while seven < k:
        seven = seven + 7 * 10**i
        i +=1
        ans = seven
        
    while seven % k != 0:
        seven = seven + 7 * 10**i
        i +=1
        if i >101:
            i = k-1
            break
    print(i)
# Judge status: Accepted
from collections import Counter


def main():
    MOD = 10**9 + 7
    N = int(input())
    counter = Counter(input())
    ans = 1
    for c in counter.values():
        ans *= c + 1
        ans %= MOD
    print(ans - 1)


if __name__ == '__main__':
    main()
# Judge status: Accepted
s=input()
ym=True if 0 < int(s[2:]) < 13 else False
my=True if 0 < int(s[:2]) < 13 else False
if my and ym:
  print('AMBIGUOUS')
elif my:
  print('MMYY')
elif ym:
  print('YYMM')
else:
  print('NA')
# Judge status: Wrong Answer
N = int(input())

A = [int(_) for _ in input().split()]


flag=0
count=1
for j in range(0,N-1):
    if A[j]==A[j+1]:
        flag=0
    elif A[j]>A[j+1] and flag==1:
        count+=1
        flag=0

    elif A[j]>A[j+1] and (flag==0 or flag==-1):
        flag=-1

    elif A[j]<A[j+1] and flag==-1:
        count+=1
        flag=0
    elif A[j]<A[j+1] and (flag==0 or flag==1):
        flag=1




print(count)
# Judge status: Accepted
N = int(input())
h = list(map(int, input().split()))

dp = [0]*N

for i in range(N):
  if i == 0:
    dp[0] = 0
    continue
  if i == 1:
    dp[1] = abs(h[1]-h[0])
    continue
    
  dp[i] = min(dp[i-1] + abs(h[i]-h[i-1]), dp[i-2] + abs(h[i]-h[i-2]))

print(dp[N-1])
# Judge status: Accepted
lis = list(map(int, input().split()))
lis.sort()
print(lis[0]+lis[1])
# Judge status: Accepted
import itertools

N,M,Q=map(int,input().split())
a=[]
b=[]
c=[]
d=[]
for i in range(Q):
  a1,b1,c1,d1=map(int,input().split())
  a.append(a1)
  b.append(b1)
  c.append(c1)
  d.append(d1)

point=0
x=list(itertools.combinations_with_replacement(range(M), N))
for y in x:
  temppoint=0
  for i in range(Q):
    if(y[b[i]-1]-y[a[i]-1]==c[i]):
      temppoint+=d[i]
  point=max(point,temppoint)
print(point)
# Judge status: Accepted
n = int(input())
l = list(map(int,input().split()))

ans = 0
for i in range(n):
    ans = (ans ^ l[i])

for i in range(n):
    print(ans ^ l[i])
# Judge status: Accepted
n = int(input())
tmp = (n * (n - 1))//2
print(tmp)
# Judge status: Accepted
n = int(input())
csf = [tuple(map(int, input().split())) for _ in range(n - 1)]

for i in range(n - 1):
    c, s, f = csf[i]
    a = s + c
    now = i
    for j in range(i + 1, n - 1):
        nc, ns, nf = csf[j]
        # next = ns + nf * x
        if a <= ns:
            a = ns
        else:
            x = (a - ns + nf - 1) // nf
            a = ns + nf * x
        a += nc

    print(a)
print(0)
# Judge status: Accepted
S = list(input())
a = S.count("A")
b = S.count("B")

if a == 3 or b == 3:
    print("No")
else:
    print("Yes")
# Judge status: Accepted
n,k = map(int, input().split())

x = abs(n%k)
y = abs(n%k - k)
print(min(x,y))
# Judge status: Wrong Answer
N=int(input())
*A,=map(int,input().split())

sumA = sum(A)

cum=[0]
for i in range(N):
  cum.append(cum[-1]+A[i])

if sumA%2 == 0:
  print(min([abs(cum[i] - sumA//2) for i in range(N)]))
  exit()
  
res = [cum[i] - (sumA+1)//2 for i in range(N)]
#res = [cum[i] - sumA//2 for i in range(N)]
print(res)
res1 = [-res[i] if res[i]<0 else res[i]+2 for i in range(N)]
res2 = [res[i]+1+2 if res[i]>0 else -res[i] for i in range(N)]

print(min(min(res1),min(res2)))
# Judge status: Accepted
p105=100009
count = [0]*p105
n = int(input())
a = list(map(int,input().split()))
sum=0
for i in range(n):
    count[a[i]]+=1
    sum+=a[i]

q=int(input())
#b=[]*q
#c=[]*q
for i in range(q):
    b,c=map(int,input().split())
    num=count[b]
    sum-= num*b
    sum+= num*c
    count[b] = 0
    count[c]+= num

    print(sum)
# Judge status: Accepted
#! env/bin/local python3
# -*- coding: utf-8 -*-

n, m = map(int, input().split())
conditions = []
while True:
    try:
        conditions.append(list(map(int, input().split())))
    except EOFError:
        break

for i in range(0, 10**n):
    if len(str(i)) != n:
        continue
    flag = True
    for c in conditions:
        if str(i)[c[0]-1] != str(c[1]):
            flag = False

    if flag:
        print(i)
        break
else:
    print(-1)
# Judge status: Accepted
#!/usr/bin/env python3
import sys

def main():
    s = input().replace("eraser","").replace("erase", "").replace("dreamer", "").replace("dream", "")
    ans = "NO" if s else "YES"
    print(ans)


if __name__ == '__main__':
    main()
# Judge status: Accepted
(N, M, _), *PY = [list(map(int, s.split())) + [i] for i, s in enumerate(open(0))]
prev_p = 0
city_cnt = 1
PY.sort()
for i in range(M):
    p, y, _ = PY[i]
    if p != prev_p:
        city_cnt = 1
        prev_p = p
    PY[i].append(str(p).zfill(6) + str(city_cnt).zfill(6))
    city_cnt += 1
PY.sort(key=lambda x: x[2])
[print(x[-1]) for x in PY]
# Judge status: Accepted
K=int(input())
S=input()

if len(S)<=K:
  print(S)
else:
  print(S[0:K]+"...")
# Judge status: Accepted
line = [int(x) for x in input().split()]

total = line[0]
b = line[1]
r = line[2]

ini = (total//(b+r))*b
ini = ini + min([b, total - ((b+r)*(total//(b+r)))])

print(ini)
# Judge status: Accepted
N=int(input())

m=N%11
ans=-(-N//11)*2

if 1<=m<=6:
    print(ans-1)
else:
    print(ans)
# Judge status: Accepted
from sys import stdin
a,b = [int(x) for x in stdin.readline().rstrip().split()]

x = a*b

if x % 2 == 1:
    print('Odd')
else:
    print('Even')
# Judge status: Accepted
x, y = map(int, input().split())
if x % y != 0:
    print(x)
else:
    print(-1)
# Judge status: Accepted
x,k,d=map(int,input().split())
if x<0:
    x=-x

if x>=k*d:
    print(x-k*d)
else:
    c=x//d
    x_r=x-d*c
    x_l=x-d*(c+1)
    k=k-c
    if k%2==1:
        print(abs(x_l))
    else:
        print(x_r)
# Judge status: Accepted
import math
N, M = map(int, input().split())
ans = 0
if abs(N-M) == 0:
    ans = 2*math.factorial(N)**2
elif abs(N-M) == 1:
    ans = math.factorial(N)*math.factorial(M)
print(ans%(10**9+7))
# Judge status: Wrong Answer
S = input()
T = input()
R_s = [-1] * 26
R_t = [-1] * 26
ans = True

for i in range(len(S)):
  tmpS = ord(S[i]) - 97
  tmpT = ord(T[i]) - 97
  if R_s[tmpS] < 0:
    R_s[tmpS] = tmpT
  elif R_s[tmpS] != tmpT:
    ans = False
  
  if R_t[tmpT] < 0:
    R_t[tmpT] = tmpS
  elif R_t[tmpT] != tmpS:
    ans = False

print(ans)
# Judge status: Accepted
import fractions

a, b = map(int, input().split())
gcd = fractions.gcd(a, b)
count = 1
for i in range(2, int(gcd ** 0.5) + 1):
    if gcd % i == 0:
        count += 1
    while gcd % i == 0:
        gcd //= i
if gcd != 1:
    count += 1
print(count)
# Judge status: Accepted
def main():
    s = int(input())
    N = 10**9

    y2 = 1
    y3 = s // N + 1
    x3 = N - s % N
    if y3 == N+1:
        y2 = 0
        y3 = N
        x3 = N
    
    print("0 0 1000000000 {} {} {}".format(str(y2),str(x3),str(y3))) 

if __name__ == '__main__':
    main()
# Judge status: Accepted
N=input()
print('Yes' if '9' in N else 'No')
# Judge status: Accepted
N = int(input())
print('YES' if len(set(input().split())) == N else 'NO')
# Judge status: Wrong Answer
d = int(input())

if d == 25:
    print("Christmas")
elif d == 24:
    print("Christmas Eve")
else:
    print("Christmas Eve Eve")
# Judge status: Accepted
n,m = map(int,input().split())
ans = 0
if m < 2:
  print(0)
  exit()
if n >= 2*m:
  ans += n
elif 0 <= n <= m//2:
  ans += n
  ans += (m - 2*n)//4
else:
  ans += m//2
    
print(ans)
# Judge status: Accepted
A = int(input())
B = int(input())
C = int(input())
X = int(input())

count = 0
for a in range(A+1):
    for b in range(B+1):
        for c in range(C+1):
            x = (a*500) + (b*100) + (c*50)
            if x == X:
                count += 1
print(count)
# Judge status: Accepted
str = input()
f = ((len(str)-1)//2)
s = ((len(str)+3)//2)
rf=str[:f]
fr=rf[::-1]
sf=str[s-1:]
fs=sf[::-1]
if str[::-1] == str and str[:f]  == fr and str[s-1: ] == fs:
    print('Yes')
else:
    print('No')
# Judge status: Wrong Answer
import re
s = input()
len_s = len(s)
max_ACGT = 0

for i in range(len_s):
    for j in range(i + 1, len_s):
        partial_s = s[i:j]
        if len(re.findall('A|C|G|T', partial_s)) == len(partial_s) and len(partial_s) > max_ACGT:
            max_ACGT = len(partial_s)

print(max_ACGT)
# Judge status: Accepted

N = int(input())

Answer = 0

for i in range(1,N+1):
    num = i*(N//i)*(N//i + 1) // 2
    Answer += num

print(Answer)
# Judge status: Accepted
n,k = map(int,input().split())
a = list(map(int,input().split()))
s = sum(a)
x = [0]*n
y = 0
r = 0
for i in range(n):
    y = int(a[i]/s*k)
    x[i] = [i, y, a[i]/(y+1), a[i]]
    r += y
x.sort(key= lambda val : val[2],reverse=True)
for i in range(k-r):
    x[i][1] += 1
ans = 0
for i in range(n):
    ans = max(ans, x[i][3]/(x[i][1]+1))
print(int(-(-ans//1)))
# Judge status: Wrong Answer
import math

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

min_len = 1
max_len = 1000000000


def possible_len(length: int, log: list, k: int):
    count = 0
    for i in range(N):
        count += math.ceil(log[i] / length) - 1
    if count <= k:
        return True
    else:
        return False


while max_len - min_len > 1:
    ans = (min_len + max_len) // 2
    if possible_len(ans, logs, K):
        max_len = ans
    else:
        min_len = ans

print(max_len)
# Judge status: Wrong Answer
import math
a, b = map(int,input().split())

prca = math.ceil(a / 0.08)
prcb = math.ceil(b / 0.1)
base = max(prca, prcb)

while True:
    if int(base * 0.08) < a or int(base * 0.1) < b:
        ans = base - 1
        break
    base -= 1

if int(ans * 0.08) != a or int(ans * 0.1) != b:
    ans = -1
    
print(ans)
# Judge status: Accepted
a,b,c = map(int, input().split())
if a+b>= c:
	print ("Yes")
else:
	print ("No")
# Judge status: Accepted
# https://atcoder.jp/contests/cf16-final/tasks/codefestival_2016_final_b

n = int(input())
i = 1
ans = []
while i * (i + 1) // 2 <= n:
    ans.append(i)
    i += 1
else:
    ans.append(i)
s = i * (i + 1) // 2
diff = s - n

if diff > 0:
    ans.remove(diff)
print(*ans, sep='\n')
# Judge status: Wrong Answer
n,m,k = map(int,input().split())
for i in range(0,n+1):
    for j in range(0,m+1):
        if n*i+m*j-2*i*j == k:
            print("Yes")
            exit(0)
print("No")
# Judge status: Wrong Answer
a,b=map(int, input().split())
print('{:.0f}'.format((a+b)/2))
# Judge status: Wrong Answer
import sys
N = int(input())
A = [int(input()) for _ in range(N)]
A.sort()
ans = 0
a = A[0]
n = 0
if N == 1:
    print(1)
    sys.exit()
for i in range(N):
    if a == A[i]:
        n += 1
    else:
        if n % 2 == 1:
            ans += 1
        n = 1
        a = A[i]
    #print(A[i],"1",n,n%2,ans)
if A[-1] == A[-2] and n % 2 == 1:
    ans += 1
print(ans)
# Judge status: Wrong Answer
def input_int():
    return(int(input()))

def input_int_list():
    return(list(map(int,input().split())))

def input_int_map():
    return(map(int,input().split()))

import math
def run():

    a, b, x = input_int_map()

    start = math.ceil(a / x) * x

    if start > b:
        print(0)
        return

    result = 1 + (b - start) // x

    print(result)


run()

# 2 4 3

# 3 4 3

# 2 6 3
# Judge status: Accepted
n=int(input())
t,a=list(map(int,input().split()))
h=list(map(int,input().split()))
tmp=0
s=10000
num=10000
for i in range(n):
    t_average=t-h[i]*0.006
    tmp=abs(a-t_average)
    if tmp<=s:
        s=tmp
        num=i+1
        tmp=0
print(num)
# Judge status: Accepted
a, b, c, d = (int(i) for i in input().split())
l = [0] * 101

for i in range(a, b+1):
    l[i] += 1
    
for i in range(c, d+1):
    l[i] += 1
ans = 0
for i in l:
    if i == 2: ans += 1
print(max(ans-1, 0))
# Judge status: Accepted
A = list(map(int, input()))
while A[-1] == 0:
  A.pop()
n = len(A)
dp = [[0]*2 for _ in range(n)]
dp[0][1] = 1
for i, a in enumerate(A[:-1]):
  if i < n-1:
    dp[i+1][0] = min(dp[i][0]+a, dp[i][1]+10-a)
    dp[i+1][1] = min(dp[i][0]+a+1, dp[i][1]+9-a)
ans = min(dp[-1][0]+A[-1], dp[-1][1]+10-A[-1])
print(ans)
# Judge status: Accepted
n,w_limit = map(int,input().split())
w_ls = [0] * n
v_ls = [0] * n
for i in range(n):
    w_ls[i],v_ls[i] = map(int,input().split())
dp = [[0] * (w_limit+1) for _ in range(n+1)]
for i in range(1,n+1):
    for w in range(w_limit+1):
        if w - w_ls[i-1] >= 0:
            dp[i][w] = dp[i-1][w-w_ls[i-1]] + v_ls[i-1]
        dp[i][w] = max(dp[i][w], dp[i-1][w])
print(dp[-1][w_limit])
# Judge status: Wrong Answer
N, K = map(int, input().split())
c = []
d = 0
for _ in range(N):
    a, b= map(int, input().split())
    d += b
    if d >= K:
        print(a)
        break
# Judge status: Accepted
import numpy as np
steps, limit = map(int, input().split())
heights = [int(height) for height in input().split()]
heights = np.array(heights, np.int)
costs = np.array([0] * steps, np.int)
def search(step, num):
    costs[step] = min(costs[step-num:step] + abs(heights[step-num:step] - heights[step]))
for i in range(1,steps):
    if i < limit:
        search(i, i)
    else:
        search(i, limit)
print(costs[steps-1])
# Judge status: Wrong Answer
N = int(input())

x = round(N/1.08)

if N == int(x*1.08):
    print(x)
else:
    print(":(")
# Judge status: Wrong Answer
H,A = map(int, input().split())
count = 0

for i in range(10000):
    if i*A <= H:
        i += 1
        count += 1
    else:
        break
print(count)
# Judge status: Wrong Answer
import sys
input=sys.stdin.readline

n,k=map(int,input().split())
L=[0]*(n+1)
und=0
top=10**5
for i in range(k):
    a,b=map(int,input().split())
    und=max(und,a)
    top=min(b,top)
print(top-und+1 if top>und else 0)
# Judge status: Wrong Answer
import itertools
import math

N = int(input())
xy  = [[int(i) for i in input().split()] for j in range(N)]
distance = [[0 for j in range(N)] for i in range(N)]
for i in range(N):
    for j in range(N):
        xi = xy[i][0]
        yi = xy[i][1]
        xj = xy[j][0]
        yj = xy[j][1]
        d = math.sqrt((xi-xj)**2+(yi-yj)**2)
        distance[i][j] = d
        distance[j][i] = d

print(sum([sum(i) for i in distance])*(N-1)/math.factorial(N))
# Judge status: Wrong Answer
s = str(input())
ans = '2018' + s[5:]
print(ans)
# Judge status: Accepted
N, *A = map(int, open(0).read().split())
cnt = 0
for i, a in enumerate(A):
    if (i+1) & 1 and a & 1:
        cnt += 1
print(cnt)
# Judge status: Wrong Answer
sx, sy, tx, ty = map(int, input().split())

dx = tx - sx
dy = ty - sy

res = ""

res = "R" * dx + "U" * dy + "L" * dx + \
      "D" * (dy + 1) + "R" * (dx + 1) + "U" * (dy + 1) + "L" + "U"\
      "L" * (dx + 1) + "D" * (dy + 1) + "R"

print(res)
# Judge status: Wrong Answer
n = int(input())
a = list(map(int, input().split()))
a = sorted(a)
print(a)
i = 0
ans = 0
j = 3 * n - 2
while i < n:
    ans += a[j]
    i += 1
    j -= 2

print(ans)
# Judge status: Accepted
import sys
sys.setrecursionlimit(10 ** 5 + 10)
def input(): return sys.stdin.readline().strip()

def resolve():
    import numpy as np
    n,d=map(int, input().split())
    l=[list(map(int,input().split())) for i in range(n)]
    cnt=0
    for j in range(n-1):
        for k in range(j+1,n):
            a=np.array(l[j])-np.array(l[k])
            if (np.linalg.norm(a))%1==0:
                cnt+=1
    print(cnt)
resolve()
# Judge status: Accepted
import math
a = []
for i in range(5):
    a.append(int(input()))
sum = 0
r =10
for i in range(5):
  if a[i] % 10 ==0:
    sum+=a[i]
  elif a[i] % 10 !=0:
    r = min(r,a[i]%10)
    sum+= (10*math.ceil(a[i]/10))
print(sum-10+r)
# Judge status: Wrong Answer
N = int(input())
l = []
for i in range(N-1):
  c, s, f = map(int, input().split())
  l.append([c, s, f])
  
for i in range(N-1):
  time = l[i][1] + l[i][0]
  for j in range(i+1, N-1):
    if time-l[j][1] >= 0:
      wait = (time-l[j][1]) % l[j][2]
      time += wait + l[j][0]
    else:
      time = l[j][1] + l[j][0]
  print(time)
print(0)
# Judge status: Accepted
H1, M1, H2, M2, K = map(int, input().split())
Hk, Mk = K//60, K%60
Htmp = H2 - Hk
Mtmp = M2 - Mk
if Mtmp < 0:
    Mtmp += 60
    Htmp -= 1
    
Htmp = Htmp - H1
Mtmp = Mtmp - M1
if Mtmp < 0:
    Mtmp += 60
    Htmp -= 1

    
print(Htmp * 60 + Mtmp)
# Judge status: Wrong Answer
from math import floor
from math import log
def main():
    x, y = map(int, input().split())

    xy = floor(y / x)
    r = floor(log(xy, 2)) + 1
    print(int(r))

if __name__ == '__main__':
    main()
# Judge status: Accepted
#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import array
from bisect import *
from collections import *
import fractions
import heapq
from itertools import *
import math
import random
import re
import string
import sys

H1, M1, H2, M2, K = map(int, input().split())

dur = (H2 - H1) * 60 + M2 - M1
print(max(0, dur - K))
# Judge status: Wrong Answer
s = input()

judge = True
if s[0] != "A":
  judge = False
cnt = 0
cnt += (s[2] == "C") + (s[-2] == "C")
if cnt != 1:
  judge = False
for i, c in enumerate(s):
  if i == 0 and c == "A": continue
  if (i == 2 or i == len(s)-3) and c == "C": continue
  if c.isupper(): judge = False
print("AC" if judge else "WA")
# Judge status: Wrong Answer
N = int(input())

ans = N//2
ans = ans+1
print(ans)
# Judge status: Accepted
W, H, x, y = map(int, input().split())

if x == W / 2 and y == H / 2:
    print(W * H / 2, 1)
else:
    print(W * H / 2, 0)
# Judge status: Wrong Answer
n = int(input())
ary = list(map(int,input().split()))
counter = [0]*100000

for i in ary:
  counter[i-1] += 1
  
sum = 0
max = 0
for i in range(100000):
  if i == 0:
    sum = counter[i] + counter[i+1]
  elif i == 1:
    sum += counter[i+1]
  elif i == 99999:
    sum += -counter[i-2] 
  else:
    sum += counter[i+1] - counter[i-2]
  if sum > max:
    max = sum
print(max)
# Judge status: Wrong Answer
a = input()
if a.isupper():
    print(a.lower())
else:
    print(a.upper())
# Judge status: Accepted
b = str(input())

if b.isupper() :
    print("A")
else :
    print("a")
# Judge status: Accepted
n=int(input())
dict={}
ans=0
for i in range(n):
  s=''.join(sorted(input()))
  dict[s]=dict.get(s,-1)+1
  ans+=dict[s]
print(ans)
# Judge status: Wrong Answer
import sys
inputs = sys.stdin.readlines()

n = int(inputs[0])
Y = []
for s in inputs[1:]:
    x, l = map(int, s.split())
    Y.append((x-l, x+l))
Y.sort(key=lambda x: x[0])

cnt = 1
_, r0 = Y[0]
for i in range(1, n):
    l, r = Y[i]
    if r0 <= l:
        cnt += 1
        r0 = r
    
print(cnt)
# Judge status: Accepted
N, M = map(int, input().split())
ball_cnt = [1] * N
exist_red = [False] * N
exist_red[0] = True
for _ in range(M):
    x, y = map(int, input().split())
    x -= 1
    y -= 1
    ball_cnt[x] -= 1
    ball_cnt[y] += 1
    if exist_red[x]:
        exist_red[y] = True
    if ball_cnt[x] == 0:
        exist_red[x] = False
print(exist_red.count(True))
# Judge status: Accepted
n = int(input())
a = [0]+list(map(int,input().split()))
ans = [-1]*(n+1)
for i in range(n,0,-1):
    res = 0
    for j in range(i+i,n+1,i):
        res += ans[j]
    ans[i] = (res - a[i])%2
p = []
for ind,v in enumerate(ans):
    if v== -1:continue
    if v == 1:p.append(ind)

print(len(p))
print(*p)
# Judge status: Accepted
l = [int(input()) for i in range(3)]
print(int((l[0] + l[1]) * l[2] / 2))
# Judge status: Accepted
S=input()

flag=0
for i in range(0,len(S)):
    if (i+1)%2==1:
        if S[i]=='L':
            flag=1
    else:
        if S[i]=='R':
            flag=1

if flag==0:
    print('Yes')
else:
    print('No')
# Judge status: Accepted
A, B = map(int, input().split())
if A > 8 or B > 8:
  print(":(")
else:
  print("Yay!")
# Judge status: Wrong Answer
n, k = map(int, input().split())
x = list(map(int, input().split()))

cost = 1000000000
l = -1
r = -1
for i in range(n - k + 1):
  temp = sum(map(abs, x[i:i + k]))
  if temp < cost:
    cost = temp
    l = i
    r = i + k - 1
ans = min(abs(x[l]) + abs(x[r] - x[l]), abs(x[r]) + abs(x[r] - x[l]))
print(ans)
# Judge status: Accepted
def ii():return int(input())
def iim():return map(int,input().split())
def iil():return list(map(int,input().split()))
def ism():return map(str,input().split())
def isl():return list(map(str,input().split()))

n = ii()
L = sorted(iil())

if 2*L[-1] < sum(L):
    print('Yes')
else:
    print('No')
# Judge status: Accepted
N, M = map(int, input().split())
Llist = []
Rlist = []

for i in range(M):
    l, r = map(int, input().split())
    Llist.append(l)
    Rlist.append(r)

if min(Rlist)-max(Llist)+1 > 0:
    print(min(Rlist)-max(Llist)+1)
else:
    print(0)
# Judge status: Accepted
import queue
q = queue.Queue()

a = int(input())

for x in range(9):
  q.put(x+1)

for x in range(a-1):
  tmp = q.get()
  if tmp%10 != 0:
    q.put(tmp*10+tmp%10-1)
  q.put(tmp*10+tmp%10)
  if tmp%10 != 9:
    q.put(tmp*10+tmp%10+1)
print(q.get())
# Judge status: Accepted
N,K = map(int,input().split())
p = list(map(int,input().split()))
S = [0]
s = 0
Max = 0
for i in range(N):
    s += (p[i]+1)/2
    S.append(s)
for i in range(N-K+1):
    s = S[i+K] - S[i]
    if s > Max:
        Max = s
print(Max)
# Judge status: Wrong Answer
n, w = map(int, input().split())
wv = [list(map(int, input().split())) for _ in range(n)]

dp = [[0]*(w+1) for _ in range(n+1)]

for i in range(n):
    for j in range(w):
        if j + wv[i][0] > w:
            continue
        dp[i+1][j + wv[i][0]] = max(dp[i][j] + wv[i][1], dp[i][j + wv[i][0]])
        dp[i+1][j] = max(dp[i][j], dp[i+1][j])

print(max(dp[-1]))
# Judge status: Wrong Answer
from math import degrees, atan2

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

S = x / a
if S >= a * b / 2:
    h = 2 * (a * b - S) / a
    theta = atan2(h, a)
else:
    w = S / b
    theta = atan2(b, w)
print(degrees(theta))
# Judge status: Wrong Answer
S = input()
ans = 'Yes'
if S[0] == S[1]:
    ans = 'No'
if S[0] == S[2]:
    ans = 'No'
print(ans)
# Judge status: Accepted
n = int(input())

pl = list(map(int,input().split()))

ans = 0
for i in range(n-2):
    if pl[i] < pl[i+1] < pl[i+2] or pl[i] > pl[i+1] > pl[i+2]:
        ans += 1

print(ans)
# Judge status: Accepted
n = int(input())

a = [0] * 100
for i in range(n+1):
    if i % 10 == 0:
        continue
    k = int(str(i)[0]) * 10 + i % 10
    a[k] += 1

result = 0
for i in range(11,100):
    if i % 10 != 0:
        result += a[i] * a[int(str(i)[::-1])]

print(result)
# Judge status: Wrong Answer
N,K=map(int,input().split())
i = 1
lis = []
if K==1:
    print(0)
while True:
    N = abs(N-K)
    lis.append(N)
    if N < 10:
        break
print(min(lis))
# Judge status: Accepted
N=number=int(input())
X_list=list(map(int, input().split()))
min_pow=0
if N==1:
    print("0")
else:
    X_min=min(X_list)
    X_max=max(X_list)
    for i in range(X_min,X_max):
        sum_pow=0
        for j in range(N):
            sum_pow+=(X_list[j]-i)**2
        if i==X_min:
            min_pow=sum_pow
        if min_pow>sum_pow:
            min_pow=sum_pow
    print(min_pow)
# Judge status: Wrong Answer
k = int(input())
s = input()

if k >= len(s):
    print(s)
else:
    print(s[0] + '...')