Harryxun/stf_run huggingface dataset:
import sys #追加

n=int(input())
sys.setrecursionlimit(10**5*2)

s=input()
x=int(s,2)
ans=[]

ans_memo=[0]*(2**(n+1))
#print(ans_memo)
ans_memo[1]=1
ans_memo[2]=1

def DEF(x,cnt):
    global ans_memo
    #print(x,cnt,ans_memo)
    if ans_memo[x]!=0:
        return ans_memo[x]
    if x==0:
        return 0    
    else:
        if x%(str(bin(x)).count("1"))==0:
            ans_memo[x]=1
            return 1
        else:
            tmp=DEF(x%(str(bin(x)).count("1")),cnt+1)+1
            ans_memo[x]=tmp
            return tmp

ans=[]

for i in range(n):
    tmp=2**(n-i-1)
    tmp_num=x
    #1の時
    if tmp&tmp_num:
        tmp_num-=tmp
        #print(bin(tmp_num),n-i-1)
        ans.append(DEF(tmp_num,0))
        
    else:
        tmp_num+=tmp
        #print(bin(tmp_num),n-i-1)
        ans.append(DEF(tmp_num,0))

#print(ans_memo)

for item in ans:
    print(item)
            









### FIXED CODE ###

def popcount(x):
    return bin(x).count("1")

n=int(input())
s=input()
X=int(s,2)

one_cnt=popcount(X)

modp=X%(one_cnt+1)
modm=X%(one_cnt-1) if one_cnt-1!=0 else 0

for i in range(n):
    if s[i]=="1":
        if one_cnt-1==0:
            print(0)
            continue
        else:
            num=(modm-pow(2,n-i-1,one_cnt-1))%(one_cnt-1)
    else:
        num=(modp+pow(2,n-i-1,one_cnt+1))%(one_cnt+1)

    #print(i,"num",num)
    cnt=1
    while num!=0:
        num=num%popcount(num)
        cnt+=1
    print(cnt)
a,b,k=map(int,input().split())
l=[]
if k==1 or a==1 or b==1:
	print("1")
	break
else:
	for i in range(1,min(a,b)):
		if a%i==0 and b%i==0:
			l.append(i)
	
	print(l[k-1])

### FIXED CODE ###

a,b,k=map(int,input().split())
l=[]

for i in range(1,(min(a,b))+1):
	if a%i==0 and b%i==0:
		l.append(i)
l.sort(reverse=True)
if a==1 or b==1:
    l=[1,1]
print(l[k-1])
import math
N=int(input())
A=list(map(int,input().split()))
L=[0]
R=[0]
for i in range(N-1):
    L=L+[math.gcd(L[-1],A[i])]
    R=[math.gcd(R[0],A[N-i-1])]+R
M=[math.gcd(L[n],R[n]) for n in range(N)]
print(max(M))

### FIXED CODE ###

def make_divisors(n):
    divisors = []
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            divisors.append(i)
            if i != n // i:
                divisors.append(n//i)
    divisors.sort()
    return divisors

N=int(input())
A=list(map(int,input().split()))
x=A[0]
y=A[1]
D=sorted(list(set(make_divisors(x))|set(make_divisors(y))))[::-1]
for d in D:
    if sum([a%d==0 for a in A])>=N-1:
        break
print(d)
n = int(input())
number = list(map(int, input().split()))
seki = 0
seki2 = -1
for i in number:
  seki = seki*i
 if seki > 10 ** 18:
  print(seki2)
 else:
  print(seki)

### FIXED CODE ###

n = int(input())
number = list(map(int, input().split()))
seki = 1
if 0 in number:
  seki = 0
else:
  for i in number:
    seki = seki*i
    if seki > 10 ** 18:
      seki = -1
      break
    else:
      continue
print(seki)
aaa

### FIXED CODE ###

A, B, T = map(int, input().split())
reward=0
time=0

for t in range(T):
    time += 1
    if time%A == 0:
        reward = reward + B
        
print(reward)
import itertools
N,K = map(int,input().split())
for i in itertools.count(1):
  if N//(K**i)>=K:
    continue
else print(i)


### FIXED CODE ###

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

for i in itertools.count(0):
  if N//(K**i)<K:
    print(i+1)
    break
def main():
 s,t = input().split()
 a,b = int(input().split())
 u = input()
 if s == u:
     a -= 1
 else:
     b -= 1
main()

### FIXED CODE ###

def main():
 s,t = input().split()
 a,b = map(int,input().split())
 u = input()
 if s == u:
     a -= 1
 else:
     b -= 1
 print(a,b)
main()
n=int(input())
a='abcdefghijjklmnopqrstuvwxyz'
name=''
while n>=26:
  name.append(a[n%26])
  n//=26
name.append(a[n])
print(name)

### FIXED CODE ###

a = 'abcdefghijklmnopqrstuvwxyz'
n = int(input())
r = 26
d = 1
while n-r > 0:
    n -= r
    r *= 26
    d += 1
n -= 1
name = ''
for i in range(d):
    if n >= 26:
        name = a[n % 26]+name
        n //= 26
    elif n > 0:
        name = a[n]+name
        n = 0
    else:
        name = a[n]+name
print(name)
import math
a,b = map(int,input().split())
def lcm(x, y):
    return (x * y) // math.gcd(x, y)
print(lcm(a,b))

### FIXED CODE ###

import fractions
a,b = map(int,input().split())
def lcm(x,y):
    return (x * y) // fractions.gcd(x,y)
print(int(lcm(a,b)))
import sys
sys.setrecursionlimit(200000)


def dfs(v, cnt):
    group[v] = cnt
    for c in edge[v]:
        if group[c] == -1:
            dfs(c, cnt)

V, E = map(int, input().split())
edge = [[] for _ in range(V)]
for _ in range(E):
    s, t = map(int, input().split())
    edge[s].append(t)
    edge[t].append(s)
group = [-1] * V
c = 0
for i in range(V):
    if group[i] == -1:
        dfs(i, c)
        c += 1

Q = int(input())
for _ in range(Q):
    s, t = map(int, input().split())
    print('yes' if group[s] == group[t] else 'no')

### FIXED CODE ###

V, E = map(int, input().split())
edge = [[] for _ in range(V)]
for _ in range(E):
    s, t = map(int, input().split())
    edge[s].append(t)
    edge[t].append(s)

group = [-1] * V
cnt = 0
for i in range(V):
    if group[i] == -1:
        group[i] = cnt
        stack = [i]
        while stack:
            v = stack.pop()
            for c in edge[v]:
                if group[c] == -1:
                    group[c] = cnt
                    stack.append(c)
        cnt += 1
for _ in range(int(input())):
    s, t = map(int, input().split())
    print('yes' if group[s] == group[t] else 'no')
s = input()
t = input()
start = [-1]*30
goal = [-1]*30
for i in range(0,len(s)):
    a = ord(s[i])-ord("a")
    b = ord(t[i])-ord("a")
    if start[a] != -1 or goal[b] != -1:
        if start[a] != b or goal[b] != a:
            count = 1
            break
    else:
        start[a] = b
        goal[b] = a
if count == 1:
    print("No")
else:
    print("Yes")

### FIXED CODE ###

s = input()
t = input()
start = [-1]*30
goal = [-1]*30
count = 0
for i in range(0,len(s)):
    a = ord(s[i])-ord("a")
    b = ord(t[i])-ord("a")
    if start[a] != -1 or goal[b] != -1:
        if start[a] != b or goal[b] != a:
            count = 1
            break
    else:
        start[a] = b
        goal[b] = a
if count == 1:
    print("No")
elif count == 0:
    print("Yes")
while True:
    m, f, r = [int(i) for i in input().split()]

    if m == f ==r -1:
        break

    total = m + f
    if m == -1 or f == -1 or total < 30:
        print('F')

    elif total < 50 and r < 50:
        print('D')

    elif total < 65 or r >= 50:
        print('C')
        
    elif total < 80:
        print('B')

    else:
        print('A')
        

### FIXED CODE ###

while True:
    m, f, r = [int(i) for i in input().split()]

    if m == f == r == -1:
        break

    total = m + f
    if m == -1 or f == -1 or total < 30:
        print('F')

    elif total < 50 and r < 50:
        print('D')

    elif total < 65:
        print('C')
        
    elif total < 80:
        print('B')

    else:
        print('A')
a, b, c = int(input().split())
print(sum(a,b,c) - max(a, b, c))


### FIXED CODE ###

a, b, c = map(int, input().split())
print(sum((a,b,c)) - max(a, b, c))
from collections import defaultdict
from collections import deque

n, k = map(int, input().split())
r, s, p = map(int, input().split())
t = list(map(str, input().rstrip()))

cir = defaultdict(deque)
for i in range(k):
    cir[i] = t[i::k]


def solve(li, r, s, p):
    v = []

    def f(li, v):
        if len(li) == 0:
            return 0

        score = 0

        # グーを出す時
        if "r" not in v:
            x = "r"
            if li[0] == "s":
                score = max(score, f(li[1:], ["r"]) + r)
            else:
                score = max(score, f(li[1:], ["r"]))

        # チョキを出す時
        if "s" not in v:
            x = "s"
            if li[0] == "p":
                score = max(score, f(li[1:], ["s"]) + s)
            else:
                score = max(score, f(li[1:], ["s"]))

        # パーを出す時
        if "p" not in v:
            x = "p"
            if li[0] == "r":
                score = max(score, f(li[1:], ["p"]) + p)
            else:
                score = max(score, f(li[1:], ["p"]))

        return score
    return f(li, v)


ans = []
for i in range(k):
    ans.append(solve(cir[i], r, s, p))

print(sum(ans))

### FIXED CODE ###

from collections import defaultdict

n, k = map(int, input().split())
r, s, p = map(int, input().split())
t = list(map(str, input().rstrip()))

cir = defaultdict(list)
for i in range(k):
    cir[i] = t[i::k]


def solve(sq):
    # 初手
    x = sq[0]
    if x == "r":
        before, score = "r", p
    elif x == "s":
        before, score = "s", r
    else:
        before, score = "p", s
    cnt = 1

    # 前回と違う手なら問答無用で勝てる、前回と同じ手なら奇数回目に勝てる
    for x in sq[1:]:
        if before != x:
            if x == "r":
                score += p
            elif x == "s":
                score += r
            else:
                score += s
            before = x
            cnt = 1
        elif cnt % 2 == 1:
            cnt += 1
        else:
            if x == "r":
                score += p
            elif x == "s":
                score += r
            else:
                score += s
            cnt += 1
    return score


ans = []
for i in range(k):
    ans.append(solve(cir[i]))

print(sum(ans))
from collections import Counter

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

# エラトステネスの篩っぽく処理
ans_list = [True for _ in range(A[-1] + 1)]
ans = 0

# ダブリを省くために先に数える
c = Counter(A)

for a in A:
    if ans_list[a] == True:
        if c[a] == 1:
            ans += 1
        i = 2
        while a * i <= A[-1]:
            ans_list[a * i] = False
            i += 1

print(ans)


### FIXED CODE ###

from collections import Counter

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

# エラトステネスの篩っぽく処理
ans_list = [True for _ in range(A[-1] + 1)]
ans = 0

# ダブリを省くために先に数える
c = Counter(A)

for a in A:
    if ans_list[a] == True:
        if c[a] == 1:
            ans += 1
        i = 2
        while a * i <= A[-1]:
            ans_list[a * i] = False
            i += 1

print(ans)
import sys
from math import log2, ceil

read = sys.stdin.read
readline = sys.stdin.readline
readlines = sys.stdin.readlines
sys.setrecursionlimit(10 ** 9)
INF = 1 << 60


def main():
    N, K = map(int, readline().split())

    ans = 0
    for n in range(1, N + 1):
        if n >= K:
            ans += 1
        else:
            ans += pow(2, -ceil(log2(K / n)))

    print(ans / N)
    return


if __name__ == '__main__':
    main()


### FIXED CODE ###

import sys
from math import log2, ceil

read = sys.stdin.read
readline = sys.stdin.readline
readlines = sys.stdin.readlines
sys.setrecursionlimit(10 ** 9)
INF = 1 << 60


def main():
    N, K = map(int, readline().split())

    ans = 0
    for n in range(1, N + 1):
        if n >= K:
            ans += 1
        else:
            ans += pow(2, -ceil(log2(K / n)))

    print(ans / N)
    return


if __name__ == '__main__':
    main()
n=int(input())
s=input()
x=0
for i in range(0,n-1):
  if s[i]=s[i+1]:
    x+=1
print(n-x)

### FIXED CODE ###

n=int(input())
s=input()
x=0
for i in range(0,n-1):
  if s[i]==s[i+1]:
    x+=1
print(n-x)
a = input()
h = int(a/3600)
b = a - h*3600
m = int(b/60)
c = b - m*60
print(h + ":"+ m + ":" + c)


### FIXED CODE ###

t=int(input())
print("{0}:{1}:{2}".format(t//3600,t//60%60,t%60))
x,y,z=map(int,input().split()):
temp=x
y=x
x=temp

temp2=z
z=x
x=temp2
print(x,y,z)

### FIXED CODE ###

x,y,z=map(int,input().split())
print(str(z)+" "+str(x)+" "+str(y))
import string

h = input().split()
for i in range(len(h)):
    for j in range(len(h)-1):
        if h[i] < h[j]:
            h[i] = h[j] 
print(h[0])
print(h[1])
print(h[2])

### FIXED CODE ###

import string
import sys

#??????????????\????????????ip?????\??????
ip = sys.stdin.readlines()
for i in range(len(ip)):
    ip[i] = int(ip[i].strip("\n"))

#??????3??????????????????
h = [0]*3

#?????????????????????
for i in range(len(ip)):
    for j in range(len(ip)):
        if ip[i] > ip[j]:
            tmp = ip[i]
            ip[i] = ip[j] 
            ip[j] = tmp            

for i in range(3):
    if h != 0:
        print(ip[i])
A,B,C = map(str,input().split("/"))
if int(A) <= 2018:
  print("Heisei")
elif int(A) = 2019,int(B) <=4,int(C)<=30:
  print("Heisei")
else int(A)>=2019:
print("TBD")

### FIXED CODE ###

A,B,C = map(str,input().split("/"))
if int(A) <= 2018:
  print("Heisei")
elif int(A) == 2019 and int(B) <=4 and int(C)<=30:
  print("Heisei")
else:
  print("TBD")
while True:
    m,f,r=list(map(int,input()))
    if m==f==r==-1: break
    s=m+r
    print('F' if m*f<0 or s<30 else 'D' if 30<=s<50 and r<50 else 'C' if 50<=s<65 or m>=50 else 'B' if 65<=s<80 else 'A')

### FIXED CODE ###


while True:
    m,f,r=list(map(int,input().split()))
    if m==f==r==-1: break
    s=m+f
    print('F' if m*f<0 or s<30 else 'D' if 30<=s<50 and r<50 else 'C' if 50<=s<65 or 30<=s<50 and 50<=r else 'B' if 65<=s<80 else 'A')
while True:

  a = map(int, raw_input().split())
  b = map(int, raw_input().split())

  hit = 0
  blow = 0

  for i in range(4):

    if(a[i] == b[i]):
      hit += 1

    elif(a[i] in b):
      blow += 1

  print hit, blow

### FIXED CODE ###

while True:

  try:

    a = map(int, raw_input().split())
    b = map(int, raw_input().split())

    hit = blow = 0

    for i in range(4):

      if(a[i] == b[i]):
        hit += 1

      elif(a[i] in b):
        blow += 1

    print hit, blow

  except EOFError:
    break
N=int(input())
dst = [[0, 0, 0]]
for i in range(N):
    dst.append(input().split())
    
flag = True

for i in range(1, N+1):
    time_diff = int(dst[i][0])-int(dst[i-1][0])
    dst_diff = int(dst[i][1])-int(dst[i-1][1])+int(dst[i][2])-int(dst[i-1][2])
    if (time_diff>=dst_diff and time_diff%2 == dst_diff%2):
        continue
    else:
        flg = False
        break

if flg == True:
    print('Yes')
else:
    print('No')

### FIXED CODE ###

N=int(input())
dst = [[0, 0, 0]]
for i in range(N):
    dst.append(input().split())
    
flag = True

for i in range(1, N+1):
    time_diff = int(dst[i][0])-int(dst[i-1][0])
    dst_diff = abs(int(dst[i][1])-int(dst[i-1][1]))+abs(int(dst[i][2])-int(dst[i-1][2]))
    if (time_diff>=dst_diff and (time_diff+2)%2 == (dst_diff+2)%2):
        flg = True
    else:
        flg = False
        break

if flg == True:
    print('Yes')
else:
    print('No')
A, B = map(int,input().split())

if B - A <= 0:
  print(0)
else:
  cnt = 0
  B -= 1
  while B - (A - 1) >= 0:
    B = B - (A - 1)
    cnt += 1
print(cnt)

### FIXED CODE ###

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

socket = 1
cnt = 0
while True:
  if B == 1:
    print(0)
    exit()
  else:
    socket = socket + A - 1
    cnt += 1
    if socket >= B:
      print(cnt)
      exit()
N = int(input())
*A, = map(int, input().split())
B = []
C = 1

for i in A:
  if i % 2 == 0:
    B.append(i)

for l in B:
  if l % 3 == 1 or l % 5 == 0:
    C += C + 1
    
if C/len(B) == 1:
  print('APPROVED')
else:
  print('DENIED')

### FIXED CODE ###

N = int(input())
*A, = map(int, input().split())
B = []
C = 0
for i in A:
  if i % 2 == 0:
    B.append(i)
    if i % 5 == 0 or i % 3 == 0:
      C += 1
 
if C == len(B):
  print('APPROVED')
else:
  print('DENIED')
N, K = map(int, input().split())
S = list(input())

if (S[K-1] == "A"):
  S[K] = "a"
elif (S[K-1] == "B"):
  S[K] = "b"
elif (S[K-1] == "C"):
  S[K] = "c"
  
ans = ','.join(S)
    
print(ans)



### FIXED CODE ###

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

if (S[K-1] == 'A'):
  S[K-1] = 'a'
elif (S[K-1] == 'B'):
  S[K-1] = 'b'
elif (S[K-1] == 'C'):
  S[K-1] = 'c'
  
ans = ''.join(S)
    
print(ans)
def main():
  n, h, w = map(int, input().strip().split())
  print((n-h+1)*(n-w+1))


if __name__ == '__main__':
  main()


### FIXED CODE ###

def main():
  n, h, w = int(input()), int(input()), int(input())
  print((n-h+1)*(n-w+1))


if __name__ == '__main__':
  main()
MOD = 10**9 + 7
N, M = map(int,input().split())
a = set(int(input()) for _ in range(M))
dp = [0] * N
if 1 in a:
    dp[0] = 0
    if 2 in a:
        dp[0] = 0
else:
    dp[0] = 1
    if 2 in a:
        dp[1] = 0
    else:
        dp[1] = 2

for i in range(2, N):
    if i+1 not in a:
        dp[i] = (dp[i-1] + dp[i-2]) % MOD
print(dp[-1])


### FIXED CODE ###

MOD = 10**9 + 7
N, M = map(int,input().split())
a = set(int(input()) for _ in range(M))
dp = [0] * (N+1)
dp[0] = 1

for i in range(1, N+1):
    if i not in a and i > 1:
        dp[i] = (dp[i-1] + dp[i-2]) % MOD
    elif i not in a and i == 1:
        dp[i] = dp[i-1]
print(dp[-1])
n = int(input())
trv = [[0,0,0]]
for i in range(n):
    t,x,y = map(int,input().split())
    a = [t,x,y]
    trv.append(a)

flag = 1
for i in range(1,len(trv)+1):
    time = trv[i][0]-trv[i-1][0]
    dist = abs(trv[i][1]-trv[i-1][1]) + abs(trv[i][2]-trv[i-1][2])
    if time < dist:
        flag = 0
        break
    elif time >= dist and (time-dist) % 2 == 0:
        None
    else:
        flag = 0
        break
        
if flag == 0:
    print('No')
else:
    print('Yes')

### FIXED CODE ###

n = int(input())
trv = [[0,0,0]]
for i in range(n):
    t,x,y = map(int,input().split())
    a = [t,x,y]
    trv.append(a)

flag = 1

for i in range(1,len(trv)):
    time = trv[i][0]-trv[i-1][0]
    dist = abs(trv[i][1]-trv[i-1][1]) + abs(trv[i][2]-trv[i-1][2])
    if time < dist:
        flag = 0
    elif time >= dist and (time-dist) % 2 == 0:
        None
    else:
        flag = 0
        break
        
if flag == 0:
    print('No')
else:
    print('Yes')
from collections import deque
s = input()
Q = int(input())

SS =deque(list(s))
rev_count = 0

for i in range(Q):
    que = input()
    if que[0] == '1':
        rev_count +=1
    elif que[0] == '2':
        if (rev_count + int(que[2]))%2 == 0:
            SS.append(que[4])
        else:
            SS.appendleft(que[4])

print("".join(SS) if rev_count %2 == 0 else ("".join(SS))[-1::-1])


### FIXED CODE ###

N = int(input())
S = input()
count = 0

RGBlist = [[S.count('R')],[S.count('G')],[S.count('B')]]


for i in range(1,N):
    RGBlist[0].append(RGBlist[0][-1] - (S[i-1] == 'R'))
    RGBlist[1].append(RGBlist[1][-1] - (S[i-1] == 'G'))
    RGBlist[2].append(RGBlist[2][-1] - (S[i-1] == 'B'))

for i in range(N-2):
    si = S[i]
    
    for j in range(i+1,N-1):
        sj = S[j]
        if si==sj:
            continue
        else:
            RGB = set(['R','G','B'])
            RGB -= set([si,sj])
            k=j+1
            kji=j-i
            if RGB == {'R'}:
                rgb = 0
            elif RGB =={'G'}:
                rgb = 1
            else:
                rgb = 2
            if k+kji-1 < len(S):
                count += RGBlist[rgb][k] - ({S[k+kji-1]} == RGB)
            else:
                count += RGBlist[rgb][k]
            
print(count)
N,K = map(int,input().split())
p = list(map(int,input().split()))
array = []

for i in range(N-K):
a = sum(p[:K+i])-sum(p[:i])
array.append(a)

max_a = max(array)

ans=(max_a)
print(ans)
  


### FIXED CODE ###

import sys
input = sys.stdin.readline

def main():
    N, K = map(int, input().split())
    P = list(map(int, input().split()))

    tmp_max = sum(P[:K])
    tmp = sum(P[:K])
    for i in range(N-K):
        tmp += P[i+K]
        tmp -= P[i]

        if tmp > tmp_max:
            tmp_max = tmp

    print((tmp_max + K) / 2)

main()
deglist = raw_input.split(" ")
height = int(deglist[0])
width = int(deglist[1])
menseki = height * width
nagasa = 2 * (height + width)
print menseki, nagasa

### FIXED CODE ###

deglist = raw_input().split(" ")
height = int(deglist[0])
width = int(deglist[1])
menseki = height * width
nagasa = 2 * (height + width)
print menseki, nagasa
args = input()
  print(args)
  if 'A' in args:
    if 'B' in args:
      print('Yes')
      exit()
  print('No')

### FIXED CODE ###

args = input()
if 'A' in args:
  if 'B' in args:
    print('Yes')
    exit()
print('No')
# import collections

# N,K,Q = map(int,input().split())
# A = [int(input()) for i in range(Q)]
# c = collections.Counter(A)

if (K - Q) > 0:
    for _ in range(N):
        print('Yes')
else:
    l = []
    for i,v in dict(c).items():
        if v >(Q - K):
            l.append(i-1)
    l.sort()
    for j in range(N):
        if j in l:
            print('Yes')
            l.pop(0)
            if l == []:
                for _ in range(N-j-1):
                    print('No')
                break
        else:
            print('No')

### FIXED CODE ###

import collections

N,K,Q = map(int,input().split())
A = [int(input()) for i in range(Q)]
c = collections.Counter(A)

if (K - Q) > 0:
    for _ in range(N):
        print('Yes')
else:
    l = ['No'] * N
    for i,v in dict(c).items():
        if v >(Q - K):
            l[i-1] = 'Yes'
    for j in l:
        print(j)
p = [pow(26, i) for i in range(17)]
num = [0 for i in range(17)]
chars = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"]
for i in range(17):
  if i == 0:
    continue
  if i == 1:
    num[i] = 26
  else:
    num[i] = num[i-1] + p[i]
n = int(input())
ans = ''
while n > 0:
  i = 16
  while n < num[i]:
    i -= 1
  if n == num[i]:
    ans += "z"
    n -= p[i]
  else:
    q = n // num[i]
    ans += chars[q - 1]
    n -= q * num[i]
print(ans)

### FIXED CODE ###

p = [pow(26, i) for i in range(17)]
num = [0 for i in range(17)]
for i in range(17):
  if i == 0:
    continue
  if i == 1:
    num[i] = 26
  else:
    num[i] = num[i-1] + p[i]
n = int(input())
ans = ''
l = 0
while n > num[l]:
  l += 1
x = n - num[l-1] - 1
for _ in range(l):
  c = chr(ord("a") + x % 26)
  ans = c + ans
  x //= 26
print(ans)
N, K = list(map(int, input().split()))
A = list(map(int, input().split()))
pos = []
neg = []
for a in A:
    if a >= 0:
        pos.append(a)
    else:
        neg.append(-1*a)

pos.sort(reverse=True)
neg.sort(reverse=True)
p_l = len(pos)
n_l = len(neg)
sign = 1
i, j = 0, 0
for _ in range(K):
    if pos[i] > neg[j] and i < p_l - 1:
        i += 1
    elif pos[i] <= neg[j] and j < n_l - 1:
        j += 1
        sign *= -1
    elif i < p_l - 1:
        j += 1
        sign *= -1
    elif j < n_l - 1:
        i += 1
if sign == -1:
    a, b = -1, -1
    if i < p_l - 1:
        a = pos[i+1]/neg[j]
    if j < n_l - 1:
        b = neg[j+1]/pos[i]
    if a > b:
        i += 1
        j -= 1
    else:
        i -= 1
        j += 1

ans = 1
for p in pos[:i]:
    ans *= p
for n in neg[:j]:
    ans *= n

print(ans)


### FIXED CODE ###

mod = 1000000007
N, K = list(map(int, input().split()))
A = list(map(int, input().split()))
A.sort()
ans = 1
# 選択の余地がない時
if len(A) == K:
    for i in range(K):
        ans = ans * (A[i]%mod) % mod
# 負になってしまう時
elif A[-1] < 0 and K%2 == 1:
    for i in range(K):
        ans = ans * (A[-i-1]%mod) % mod
else:
    n = 0
    p = -1
    # Kが奇数の時、正の候補の最大値をあらかじめ消費しておき、偶数の時と同様に処理できるようにする。
    if K%2 == 1:
        ans = ans * (A[p]%mod) % mod
        p -= 1
    # 正/負の候補から２つずつ消費していく
    for _ in range(K//2):
        if A[n]*A[n+1] > A[p]*A[p-1]:
            ans = ans * (A[n]%mod) % mod
            ans = ans * (A[n+1]%mod) % mod
            n += 2
        else:
            ans = ans * (A[p]%mod) % mod
            ans = ans * (A[p-1]%mod) % mod
            p -= 2        

print(ans)
]
dp[0] = 0
for a in alist:
    match = matches[a]
    for i in range(n - match + 1):
        if dp[i] == -1: continue
        dp[i + match] = max(dp[i + match], dp[i] * 10 + a)
 
print(dp[-1])matches = [0, 2, 5, 5, 4, 5, 6, 3, 7, 6]
 
n, m = map(int, input().split())
alist = list(map(int, input().split()))
alist.sort(reverse=True)
 
dp = [-1 for _ in range(n + 1)

### FIXED CODE ###

a, b = map(int, input().split())
if b % a == 0:
    print(a+b)
else:
    print(b-a)
N,W = map(int, input().split())

import numpy as np
dp = np.zeros(W+1, dtype=int)

for n in range(N):
  w,v = map(int, input().split())
  dp[w:] = np.maximum(dp[:-w]+v, dp[w:])

print(dp[-1])

### FIXED CODE ###

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

import numpy as np
dp = np.zeros(W+1, dtype=int)

for n in range(N):
  w,v = map(int, input().split())
  dp[w:] = np.maximum(dp[:-w]+v, dp[w:])

print(dp[-1])
N = int(input())
for i in N:
  if (i+1) % 3 == 0 or (i+1) % 5 == 0:
    pass
  else:
    m = i + 2

print(int(m))

### FIXED CODE ###

N = int(input())
m = 0
for i in range(N+1):
  if not (i % 3 == 0 or i % 5 == 0):
    m += i
 
print (m)