Harryxun/stf_run huggingface dataset:
#!/mnt/c/Users/moiki/bash/env/bin/python
N,P = list(map(int, input().split()))
import math


def get_prime(n):
    """ Returns  a list of primes < n """
    sieve = [True] * n
    for i in range(3,int(n**0.5)+1,2):
        if sieve[i]:
            sieve[i*i::2*i]=[False]*((n-i*i-1)//(2*i)+1)
    return [2] + [i for i in range(3,n,2) if sieve[i]]

primax = int(1e7) + 9 * int(1e6)
primes = get_prime(primax)

if P > 1e9:
    raise "errror"


def df(P, p):
    if P >= p:
        cnt = 0
        while P >= p and P % p == 0:
            P = int(P//p)
            cnt += 1
        return cnt
    else:
        raise "P , p error."

gc = []
for p in primes:
    if P % p == 0:
        cnt = df(P, p)
        P = int( P // int(p**cnt))
        gc.append([p, cnt])
ans = 1
for g,cnt in gc:
    if cnt >= N:
        ans *= g**(cnt//N)

print(ans)


### FIXED CODE ###

#!/mnt/c/Users/moiki/bash/env/bin/python
N,P = list(map(int, input().split()))
import math

if N == 1:
    print(P)
    exit(0)

def get_prime(n):
    """ Returns  a list of primes < n """
    sieve = [True] * n
    for i in range(3,int(n**0.5)+1,2):
        if sieve[i]:
            sieve[i*i::2*i]=[False]*((n-i*i-1)//(2*i)+1)
    return [2] + [i for i in range(3,n,2) if sieve[i]]

primax = int(1e7) + 9 * int(1e6)
primes = get_prime(primax)
# print(primes)



def df(P, p):
    if P >= p:
        cnt = 0
        while P >= p and P % p == 0:
            P = int(P//p)
            cnt += 1
        return cnt
    else:
        raise "P , p error."

gc = []
for p in primes:
    if P % p == 0:
        cnt = df(P, p)
        P = int( P // int(p**cnt))
        gc.append([p, cnt])
ans = 1
for g,cnt in gc:
    if cnt >= N:
        ans *= g**(cnt//N)

debug = 1
for g,cnt in gc:
    debug *= g**cnt

# N > 100:  why WA
# debug < P: under 3 RE
# debug*2 > P:  None
if P > 1e9 and debug != P and  debug < P and N == 1:
    raise "errror"
print(ans)
N, X = map(int, input().split())
L = list(map(int, input().split()))

j = 1
sumL = L[0]

while sumL <= X:
    sumL += L[j]
    j += 1

print(j)

### FIXED CODE ###

N, X = map(int, input().split())
L = list(map(int, input().split()))

lenL = 0

for i in range(len(L)):
    lenL += L[i]
    i += 1

if lenL <= X:
    print(N+1)
else:
    j = 1
    sumL = L[0]

    while sumL <= X:
        sumL += L[j]
        j += 1
    print(j)
a,b=input().split()
c=(a*b)%2
if c==1:
  print("Odd")
else:
  print("Even")

### FIXED CODE ###

a,b=map(int,input().split())
if (a*b)%2 == 1:
  print('Odd')
else:
  print('Even')
import sys

sys.setrecursionlimit(2000)

n, m = map(int, input().split())
broken = []
for i in range(m):
    broken.append(int(input()))
    if len(broken) > 1 and broken[-2] + 1 == broken[-1]:
        print(0)
        exit()
    

dp = [0] * (n + 1)

def rec(i):
    global dp
    if dp[i] > 0:
        return dp[i]
    
    if i >= n - 1:
        return 1
    
    if i in broken:
        return 0
    
    dp[i] = rec(i + 1) + rec(i + 2)
    
    return dp[i]
            
print(rec(0)%1000000007)

### FIXED CODE ###

n,m = map(int,input().split())
broken = [True] * (n+1)
for _ in range(m):
    broken[int(input())] = False

mod = 10 ** 9 + 7

dp = [0] * (n+1)
dp[-1] = 1
if broken[n-1]:
    dp[n-1] = 1

for i in reversed(range(n-1)):
    if broken[i]:
        dp[i] = (dp[i+1] + dp[i+2]) % mod
        
print(dp[0])
def f(x):
    p=0
    cnt=0
    for i in range(n-1,-1,-1):

        while a[i]+a[p]<x:
            p+=1
            if p==n: return cnt
        cnt+=n-p
    return cnt

n,m=map(int,input().split())
a=list(map(int,input().split()))
a.sort()
l,r=a[0]*2,a[-1]*2

while r-l>1:
    md=(r+l)//2
    k=f(md)
    if k==m: break
    elif k>m: l=md
    else: r=md

p=0
cnt=0
ans=0
for i in range(n-1,-1,-1):
    while p<n and a[i]+a[p]<=md:
        p+=1
    cnt+=n-p
    ans+=a[i]*(n-p)*2

ans+=(m-cnt)*md

print(ans)

### FIXED CODE ###

import sys

def f(x):
    p=0
    cnt=0
    for i in range(n-1,-1,-1):
        while p<n and a[i]+a[p]<x:
            p+=1
        cnt+=n-p
    return cnt

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

l,r=a[0]*2,a[n-1]*2
md=(r+l)//2
while r-l>0:
    if r-l<=1:
        if f(r)==m: md=r;break 
        else: md=l;break
    md=(r+l)//2
    k=f(md)
    if k==m: break
    elif k>m: l=md
    else: r=md

p=0
cnt=0
ans=0

for q in range(n-1,-1,-1):
    try:
        while p<n and a[q]+a[p]<=md:
            p+=1
    except:
        b=1
        while True:
            b+=1

    if p==n: break
    cnt+=n-p
    ans+=a[q]*(n-p)*2


ans+=(m-cnt)*md
print(ans)
n= int(input())
dp =[0]*3
for i in range(n):
    ndp=[0]*3
    c =list(map(int,input().split()))
    for j in range(n):
        for k in range(n):
            if i !=j:
                ndp[k] = max(ndp[k],dp[j]+c[k])
    dp = ndp
print(max(dp))
        

### FIXED CODE ###

n= int(input())
dp =[0]*3
for i in range(n):
    ndp=[0]*3
    c =list(map(int,input().split()))
    for j in range(3):
        for k in range(3):
            #print(j,k)
            if j !=k:
                ndp[k] = max(ndp[k],dp[j]+c[k])
                
    dp = ndp
    
print(max(dp))
import sys
a=[0]*51
for i in range(51):
 a[i]=sum([1 for a in x for b in x for c in x for d in x if a+b+c+d==e]))
for e in sys.stdin:
 print(a[int(e)])


### FIXED CODE ###

import sys
a=[0]*51
for i in range(19):a[i]=a[36-i]=(i+3)*-~-~i*-~i//6-a[i-10]*4*(i>9)
for e in sys.stdin:print(a[int(e)])
# TLEを承知で出す
n, m = map(int, input().split())

nums = sorted([int(i) for i in input().split()])[::-1]

ms = []
for _ in range(m):
    a, b = map(int, input().split())
    ms += [b] * a
ms = sorted(ms)[::-1]

ans = i = j = 0
for _ in range(n):
    if nums[i] >= ms[j]:
        ans += nums[i]
        i += 1
    else:
        ans += ms[j]
        j += 1
print(ans)


### FIXED CODE ###

# from collections import defaultdict
# n, m = map(int, input().split())
# nums = [int(i) for i in input().split()]
#
# num_freq = defaultdict(int)
#
# for _ in range(m):
#     b, c = map(int, input().split())
#     num_freq[c] += b
#
#
# new_list = []
# for num, freq in sorted(num_freq.items(), key=lambda x: -x[0]):
#     new_list += [num] * freq
#     if len(new_list) >= n:
#         break
# tmp = sorted(nums + new_list)[::-1]
# print(sum(tmp[:n]))

# ↑と同じ処理なのに↑のはREになる
n, m = map(int, input().split())
nums = list(map(int, input().split()))
exc = []

for i in range(m):
    exc.append(list(map(int, input().split())))
exc.sort(key=lambda x: x[1], reverse=True)
e = []
count = 0
for i in range(m):
    freq = exc[i][0]
    e += [exc[i][1]] * freq
    count += freq
    if count >= n:
        break
cards = sorted(nums + e, reverse=True)
print(sum(cards[:n]))
s1, s2, s3, s4 = input().split()
aru = "NO"
for junjo in permutations((s1, s2, s3, s4)):
  if junjo[0] + junjo[1] + junjo[2] + junjo[3] == "1974":
    aru = "YES"
    break
  
print(aru)
  

### FIXED CODE ###

if set(input().split()) == set("1974"):
  print("YES")
else:
  print("NO")
import math
mod = 10**9+7
N = int(input())
 
iwashi01 = 0
iwashi10 = 0
iwashi00 = 0
iwashi = dict()
for i in range(N):
    a, b = map(int, input().split())
    g = math.gcd(abs(a), abs(b))
    a //= g; b //= g
    if a == 0 and b == 0:
        iwashi00 += 1
    elif a == 0:
        iwashi01 += 1
    elif b == 0:
        iwashi10 += 1            
    else:
        if a*b > 0:
            if a < 0 and b < 0:
                a *= -1
                b *= -1
            iwashi.setdefault((a, b), [0, 0])
            iwashi[(a, b)][0] += 1
        if a*b < 0:
            if a < 0 and b > 0:
                a *= -1
                b *= -1
            a, b = -b, a
            iwashi.setdefault((a, b), [0, 0])
            iwashi[(a, b)][1] += 1
 
r = 2**iwashi01 % mod - 1 + 2**iwashi10 % mod - 1 + 1
for s, t in iwashi.values():
    r *= 2**s % mod -1 + 2**t % mod -1 + 1
    r %= mod
    print(r + iwashi00 - 1)

### FIXED CODE ###

import math
mod = 10**9+7
N = int(input())

iwashi01 = 0
iwashi10 = 0
iwashi00 = 0
iwashi = dict()
for i in range(N):
    a, b = map(int, input().split())
    if a == 0 and b == 0:
        iwashi00 += 1
    elif a == 0:
        iwashi01 += 1
    elif b == 0:
        iwashi10 += 1            
    else:
        g = math.gcd(abs(a), abs(b))
        a //= g; b //= g
        if a*b > 0:
            if a < 0 and b < 0:
                a *= -1
                b *= -1
            iwashi.setdefault((a, b), [0, 0])
            iwashi[(a, b)][0] += 1
        if a*b < 0:
            if a < 0 and b > 0:
                a *= -1
                b *= -1
            a, b = -b, a
            iwashi.setdefault((a, b), [0, 0])
            iwashi[(a, b)][1] += 1

r = 2**iwashi01 % mod - 1 + 2**iwashi10 % mod - 1 + 1
for s, t in iwashi.values():
    r *= 2**s % mod -1 + 2**t % mod -1 + 1
    r %= mod
print((r + iwashi00 - 1) % mod)
t = 'LRUD'
s = input()
for i in range(len(s)):
  if i % 2 == 1 and s[i] == 'L':
    print('No')
    exit()
  if i % 2 == 0 and s[i] == 'R':
    print('No')
	exit()
print('Yes')

### FIXED CODE ###

t = 'LRUD'
s = input()
for i in range(len(s)):
  if (i+1) % 2 == 1 and s[i] == 'L':
    print('No')
    exit()
  if (i+1) % 2 == 0 and s[i] == 'R':
    print('No')
    exit()
print('Yes')
# encoding: utf-8

P_MAX = 100

num_and_pnt = lambda x: [int(x[0]), int(x[1]) // 100]

def mycounter(item, G):
    Gtmp = (item[1] + 1) * item[2] + item[3]
    p_th = item[2]
    for i in range(item[2]):
        if Gtmp < G: break
        else:
            p_th -= 1
            Gtmp = (item[1] + 1) * p_th
    return p_th + 1

D, G = num_and_pnt(input().split())

# [flag, index, pi, ci]
pc = [[1, i] + num_and_pnt(input().split()) for i in range(D)]

cnt = 0
while True:
    # last point
    # print(G * 100, cnt, pc)
    state = -1
    p_tmp = P_MAX
    for item in filter(lambda x: x[0] > 0, pc):
        Gtmp = (item[1] + 1) * item[2] + item[3]
        if G <= Gtmp:
            p = mycounter(item, G)
            if p < p_tmp:
                # print(G * 100, (item[1] + 1) * 100, p)
                state = item[1]
                p_tmp = p
    # escape
    if state > -1:
        cnt += p_tmp
        break
    # completed point
    # print(pc)
    item = max(filter(lambda x: x[0] > 0, pc), key=lambda x: x[1] + x[3] / x[2])
    G -= (item[1] + 1) * item[2] + item[3]
    cnt += item[2]
    pc[item[1]][0] = 0
    
print(cnt)
    

### FIXED CODE ###

# encoding: utf-8
D_MAX = 10
P_MAX = 100

num_and_pnt = lambda x: [int(x[0]), int(x[1]) // 100]
D, G = num_and_pnt(input().split())
# [pi, ci]
pc = [num_and_pnt(input().split()) for i in range(D)]

G_list = [(i + 1) * x[0] + x[1] for i, x in enumerate(pc)]
cnt_list = [x[0] for i, x in enumerate(pc)]
idx = [map(int, format(i, "b")) for i in range(2 ** D)]

# i, G_comp, cnt_comp
table = [ (i, sum([((i // (2 ** j)) % 2) * G_list[j] for j in range(D)]), sum([((i // (2 ** j)) % 2) * cnt_list[j] for j in range(D)])) for i in range(2 ** D)] # very long
# print(table)
mincnt = D_MAX * P_MAX
for i, (G_last, cnt_last) in enumerate(zip(G_list, cnt_list)):
    for j, G_comp, cnt_comp in filter(lambda x: (((x[0] // (2 ** i)) % 2 == 0) and (x[1] <= G < x[1] + G_last) and (x[2] < mincnt)), table):
        # print(i, (G_last, cnt_last), j, G_comp, cnt_comp)
        cnt_last_tmp = min((-((G_comp - G) // (i + 1)), cnt_last))
        if cnt_comp + cnt_last_tmp < mincnt: mincnt = cnt_comp + cnt_last_tmp

print(mincnt)
X,Y = map(int, input().split())
if Y%2==1:
    print("No")
else:
    kame=Y//4
    Y=Y-(kame*4)
    turu=Y//2
    if (turu+kame)==X:
        print("Yes")
    else:
        print('No')


### FIXED CODE ###

def main():
  input_number = list(map(int, input().split()))
  for i in range(5):
    if input_number[i]==0:
      print(i+1)
      exit()

if __name__=='__main__':
  main()
n = int(input())
v = list(map(int,input().split()))
l1 = []
l2 = []
for i,v_ in enumerate(v):
    if i%2==0:
        l1.append(v_)
    else:
        l2.append(v_)

from collections import Counter
if set(l1)==set(l2):
    print(n//2)
else:
    c1 = Counter(l1).most_common(2)
    c2 = Counter(l2).most_common(2)
    if c1[0][0]==c2[0][0]:
        print(n-max(v[0][1]+v[1][1], v[1][1]+v[0][1]))
    else:
        print(n-v[0][1]-v[0][1])


### FIXED CODE ###

n = int(input())
v = list(map(int,input().split()))
l1 = []
l2 = []
for i,v_ in enumerate(v):
    if i%2==0:
        l1.append(v_)
    else:
        l2.append(v_)

from collections import Counter
if len(set(v))==1:
    print(n//2)
else:
    c1 = Counter(l1).most_common(2)
    c2 = Counter(l2).most_common(2)
    if c1[0][0]==c2[0][0]:
        print(n-max(c1[0][1]+c2[1][1], c1[1][1]+c2[0][1]))
    else:
        print(n-c1[0][1]-c2[0][1])
x, y, a, b, c = map(int, input().split())
p = list(map(int, input().split()))
q = list(map(int, input().split()))
r = list(map(int, input().split()))

p.sort(reverse=True)
q.sort(reverse=True)
r.sort(reverse=True)

p = p[:x]
q = q[:y]
p.append(0)
q.append(0)

wa = x + y

lsp = x - 1
lsq = y - 1

pi = 0
qi = 0
ri = 0

ans = 0

for i in range(wa):
    if x > 0 and p[pi] == max(p[pi], q[qi], r[ri]):
        ans += p[pi]
        pi += 1
        x -= 1
    elif y > 0 and q[qi] == max(p[pi], q[qi], r[ri]):
        ans += q[qi]
        qi += 1
        y -= 1
    elif r[ri] == max(p[pi], q[qi], r[ri]):
        ans += r[ri]
        ri += 1
        if y > 0 and p[lsp] >= q[lsq]:
            y -= 1
            if lsq == 0:
                continue
            else:
                lsq -= 1
        elif x > 0 and p[lsp] < q[lsq]:
            x -= 1
            if lsp == 0:
                continue
            else:
                lsp -= 1

print(ans)

### FIXED CODE ###

x, y, a, b, c = map(int, input().split())
p = list(map(int, input().split()))
q = list(map(int, input().split()))
r = list(map(int, input().split()))

p.sort(reverse=True)
q.sort(reverse=True)
r.sort(reverse=True)

p = p[:x]
q = q[:y]
p.append(0)
q.append(0)
r += [0] * (10 ** 3)


wa = x + y

lsp = x - 1
lsq = y - 1

pi = 0
qi = 0
ri = 0

ans = 0

for i in range(wa):
    if x > 0 and p[pi] == max(p[pi], q[qi], r[ri]):
        ans += p[pi]
        pi += 1
        x -= 1
    elif y > 0 and q[qi] == max(p[pi], q[qi], r[ri]):
        ans += q[qi]
        qi += 1
        y -= 1
    elif r[ri] == max(p[pi], q[qi], r[ri]):
        ans += r[ri]
        ri += 1
        if y > 0 and p[lsp] >= q[lsq]:
            y -= 1
            if lsq == 0:
                continue
            else:
                lsq -= 1
        elif x > 0 and p[lsp] < q[lsq]:
            x -= 1
            if lsp == 0:
                continue
            else:
                lsp -= 1

print(ans)
h,w=map(int,input().split())
s=[]
white=[]
for i in range(w):
  white.append(".")
s.append(white)
for i in range(h):
  a=[]
  a.append(".")
  for j in range(w):
    wh=list(map(int,input().split()))
    a.append(wh)
  a.append(".")
s.append(white)

for i in range(1,h+1):
  for j in range(1,w+1):
    if s[w-1][h]=="." and s[w+1][h]=="." and s[w][h-1]=="." and s[w][h+1]=="."
      print("No")
      exit()
print("Yes")

### FIXED CODE ###

H, W = map(int, input().split())

s = ['.'*(W+2)] + ['.'+input()+'.' for _ in range(H)] + ['.'*(W+2)]
for hi in range(1, H+1):
  for wi in range(1, W+1):
    if s[hi][wi] == '.':
      continue
    if s[hi-1][wi]=='.' and s[hi+1][wi]=='.':
      if s[hi][wi-1]=='.' and s[hi][wi+1]=='.':
        print('No')
        exit()
        
print('Yes')
n,a,b = map(int,input().split())
print(a*n//(a+b)+min(n%(a+b),a)

### FIXED CODE ###

n,a,b = map(int,input().split())
print((n//(a+b))*a+min(n%(a+b),a))
[N, M] = list(map(int, input().split()))
[s, e] = [ [], [] ]
for _ in range(N):
  input_line = list(map(int, input().split()))
  s.append(input_line[0])
  e.append(input_line[1])
bucket = {}

for i in range(N):
  if s[i] in bucket and e[i] in bucket:
    bucket[s[i]].append(s[i])
    bucket[e[i]].append(e[i])
  elif s[i] in bucket:
    bucket[s[i]].append(s[i])
    bucket[e[i]] = [e[i]]
  elif e[i] in bucket:
    bucket[s[i]] = [s[i]]
    bucket[e[i]].append(e[i])
  else:
    bucket[s[i]] = [s[i]]
    bucket[e[i]] = [e[i]]

for i in range(1, N+1):
  print(len(bucket[i]))


### FIXED CODE ###

[N, M] = list(map(int, input().split()))
[s, e] = [ [], [] ]
for _ in range(M):
  input_line = list(map(int, input().split()))
  s.append(input_line[0])
  e.append(input_line[1])
bucket = {}
for i in range(1, N+1):
  bucket[i] = []

for i in range(M):
  if s[i] in bucket and e[i] in bucket:
    bucket[s[i]].append(s[i])
    bucket[e[i]].append(e[i])
  elif s[i] in bucket:
    bucket[s[i]].append(s[i])
    bucket[e[i]] = [e[i]]
  elif e[i] in bucket:
    bucket[s[i]] = [s[i]]
    bucket[e[i]].append(e[i])
  else:
    bucket[s[i]] = [s[i]]
    bucket[e[i]] = [e[i]]

for i in range(1, N+1):
  print(len(bucket[i]))
N, T = map(int,input().split())
mintime = 1000
for i in range(1, N):
    c, t = map(int,input().split())
    if t <= T:
        time = t
        if time < mintime:
            mintime = time

print(mintime)

### FIXED CODE ###

N = int(input())

if N == 1:
    print('Hello World')
else:
    A = int(input())
    B = int(input())
    print(A+B)
n=int(input())

table=[0]*10**9

for i in range(n):
    a=int(input())
    table[a-1]+=1

ans=0

for j in range(10**9):
    if table[j]%2==1:
        ans+=1

print(ans)

### FIXED CODE ###

n=int(input())

a=[int(input()) for i in range(n)]

dic={}

for i in range(n):
    if a[i] not in dic:
        dic[a[i]]=1
    else:
        dic[a[i]]+=1

ans=0

for val in dic.values():
    if val%2==1:
        ans+=1

print(ans)
import numpy as np
from numba import *

import sys
read = sys.stdin.buffer.read


N = int(input())
# length = np.array(input().split(), np.int64)
length = np.array(read.split(), np.int64)[1:]


length = np.sort(length)

@njit((i8[:],), cache=True)
def calc(length):
    cnt = 0
    
    for i in range(N):
        for j in range(i + 1, N):
            for k in range(j + 1, N):
                l1, l2, l3 = length[i], length[j], length[k]
                if (l1 != l2 and l1 != l3 and l2 != l3):
                    if (l1 + l2 > l3):
                        cnt += 1
    
    return (cnt)

ans = calc(length)
print(ans)



### FIXED CODE ###

import numpy as np
from numba import *

N = int(input())
length = np.array(input().split(), np.int64)

length = np.sort(length)

@njit
def calc(cache=True):
    cnt = 0

    for i in range(N):
        for j in range(i + 1, N):
            for k in range(j + 1, N):
                l1, l2, l3 = length[i], length[j], length[k]
                if (l1 != l2 and l1 != l3 and l2 != l3):
                    if (l1 + l2 > l3):
                        cnt += 1
    
    return (cnt)

ans = calc()
print(ans)
#021-B
import sys
input=sys.stdin.readline
from math import atan2,pi
from operator import itemgetter

def InnerProduct(V0,V1):
    x0,y0=V0
    x1,y1=V1
    return x0*x1+y0*y1
def CrossProduct(V0,V1):
    x0,y0=V0
    x1,y1=V1
    return x0*y1-x1*y0
def angle(P0,P1):
    x0,y0=P0
    x1,y1=P1
    return atan2(y1-y0,x1-x0)
def counterclockwise(P0,P1,P2):
    V0,V1=(P1[0]-P0[0],P1[1]-P0[1]),(P2[0]-P0[0],P2[1]-P0[1])
    return CrossProduct(V0,V1)>0

def GrahamScan(P):
    V=sorted(P,key=itemgetter(1))
    V0=V[0]
    V=sorted(V[1:], key=lambda p: angle(p,V0))+V[:1]
    convex=V[-1:]+V[:1]
    last_x,last_y=convex[-1]
    for p in V[1:]:
        while not counterclockwise(convex[-2],convex[-1],p):
            convex.pop()
        convex.append(p)
        last_x,last_y=p
    return convex[:-1]

n=int(input())
P=[tuple(map(int,input().split())) for _ in range(n)]
d={p: i for i,p in enumerate(P)}
ans=[0]*n
CH=GrahamScan(P)*2
for (x0,y0),(x1,y1),(x2,y2) in zip(CH,CH[1:],CH[2:]):
    V0,V1=(x0-x1,y0-y1),(x2-x1,y2-y1)
    ans[d[(x1,y1)]]=(pi+atan2(CrossProduct(V0,V1),InnerProduct(V0,V1)))/(2*pi)
for a in ans:
    print(a)

### FIXED CODE ###

import sys
input=sys.stdin.readline
from math import atan2,pi

def InnerProduct(V0,V1):
    x0,y0=V0
    x1,y1=V1
    return x0*x1+y0*y1
def CrossProduct(V0,V1):
    x0,y0=V0
    x1,y1=V1
    return x0*y1-x1*y0
def clockwise(P0,P1,P2):
    V0,V1=(P1[0]-P0[0],P1[1]-P0[1]),(P2[0]-P0[0],P2[1]-P0[1])
    return CrossProduct(V0,V1)<0

def MonotoneChain(V):
    upper,lower=[],[]
    P=sorted(V)
    for p in P:
        while len(lower)>1 and (not clockwise(lower[-2],lower[-1],p)):
            lower.pop()
        lower.append(p)
    for p in P[::-1]:
        while len(upper)>1 and (not clockwise(upper[-2],upper[-1],p)):
            upper.pop()
        upper.append(p)
    return lower[:-1]+upper[:-1]

n=int(input())
P=[tuple(map(int,input().split())) for _ in range(n)]
d={p: i for i,p in enumerate(P)}
ans=[0]*n
CH=MonotoneChain(P)
CH+=[CH[0],CH[1]]
for (x0,y0),(x1,y1),(x2,y2) in zip(CH,CH[1:],CH[2:]):
    V0,V1=(x0-x1,y0-y1),(x2-x1,y2-y1)
    ans[d[(x1,y1)]]=(pi-atan2(CrossProduct(V0,V1),InnerProduct(V0,V1)))/(2*pi)
for a in ans:
    print(a)
S = input()
K = int(input())

s = [v for v in S]

block = []
count = 1

for i in range(len(s)-1):
    if s[i] == s[i+1]:
        count += 1
        if i+2 == len(s):
            block.append(s[i]*count)
    else:
        block.append(s[i]*count)
        count = 1

z = len(block)
t = 0
d = 0

if not z == 1:
    for j in range(len(block)):
        x = len(block[j])
        if x == 1:
            continue
        else:
            if x%2 == 0:
                t += x/2
            elif x%2 == 1:
                t += x - (x+1)/2
    
    if block[0][0] == block[-1][-1]:
        joint = block[0] + block[-1]
        y = len(joint)
        if y%2 == 1:
            d = 0
        if y%2 == 0:
            d = 1
else:
    p = len(block[0])
    if p%2 == 0:
        t = p/2
    else:
        t = (p-1)/2
        if K%2 == 1:
            ans = t + p*(K-1)/2                       
            print(ans)
            exit()
        else:
            ans = p + p*(K-2)/2
            print(ans)
            exit()

ans = t*K + d*(K-1)
print(ans)

### FIXED CODE ###

S = input()
K = int(input())

s = [v for v in S]

block = []
count = 1

if len(s) == 1:
    if K == 1:
        print(0)
        exit()
    else:
        if K%2 == 1:
            print((K-1)//2)
            exit()
        else:
            print(K//2)
            exit()

for i in range(len(s)-1):
    if s[i] == s[i+1]:
        count += 1
        if i+2 == len(s):
            block.append(s[i]*count)
    else:
        block.append(s[i]*count)
        count = 1

z = len(block)
t = 0
d = 0

if not z == 1:
    for j in range(len(block)):
        x = len(block[j])
        if x == 1:
            continue
        else:
            if x%2 == 0:
                t += x//2
            elif x%2 == 1:
                t += x - (x+1)//2
    
    if block[0][0] == block[-1][-1]:
        joint = block[0] + block[-1]
        y = len(joint)
        if y%2 == 1:
            d = 0
        else:
            d = 1
else:
    p = len(block[0])
    if p%2 == 0:
        t = p//2
    else:
        t = (p-1)//2
        if K%2 == 1:
            ans = t + p*(K-1)//2                       
            print(ans)
            exit()
        else:
            ans = p + p*(K-2)//2
            print(ans)
            exit()

ans = t*K + d*(K-1)
print(ans)
s=list(input())
print(sum(s))

### FIXED CODE ###

s=list(input())
print(s.count("1"))
N = int(input())
list = []
for i in range(N):
    number = int(input())
    if  number in list:
        list.append(number)
    else:
        list.remove(number)
print(len(list))

### FIXED CODE ###

N = int(input())
Result = set()
for i in range(N):
    number = int(input())
    if  number in Result:
        Result.remove(number)
    else:
        Result.add(number)
print(len(Result))
import sys
import os

def judge_575(args):
    count5 = [int(x) for x in args ].count(5)
    count7 = [int(x) for x in args ].count(7)
    if count5 == 2 and count7 == 1:
        print('YES')
        return

    print('NO')

if __name__ == "__main__":
    if len(sys.argv) < 4:
        print('NO')
        os.exit(0)

    judge_575(sys.argv[1:])

### FIXED CODE ###

#!/usr/bin/env python3

import sys
  
if sorted(sys.stdin.readline().split()) == ['5', '5', '7']:
  print('YES')
else:
  print('NO')
s=np.array(list(map(int,input().split())))
print(np.count_nonzero(s==1))


### FIXED CODE ###

s=list(input())	
n=sum(x=="1" for x in s)
print(n)