Harryxun/stf_run huggingface dataset:
N = int(input())
h = list(map(int,input().split()))
if max(h) == min(h):
    ans = h[0]

else:
    same = []
    for i in range(N-1):
        if h[i] == h[i+1]:
            same.append(i)
    
    if len(same) >= 1:
        for k in range (len(same)):
            del h[same[k]]
            for j in range(len(same)):
                same[j] -= 1
    
    N = len(h)

    lmin = [] #極小値のリスト
    lmax = [] #極大値のリスト

    if N >=3:
        if max(h) != min(h):
            for i in range(1,N-1):
                if (h[i] > h[i-1]) and (h[i] > h[i+1]):
                    lmax.append(h[i])
            
            for k in range(1,N-1):
                if (h[k] < h[k-1]) and (h[k] < h[k+1]):
                    lmin.append(h[k])

            if h[0] == h[1]:
                lmax.append(h[j])
                
            if h[j] > h[j -1]:
                lmax.append(h[j])
                  
            if (len(lmax) == 1) :
                ans = max(h)

            else:
                ans = sum(lmax) - sum(lmin)
        else:
            ans = h[0]

    if N == 2:
        ans = max(h)

    if N == 1:
        ans = h[0]

#print(lmax)
#print(lmin)
print(ans)


### FIXED CODE ###

N = int(input())
h = list(map(int,input().split()))
if max(h) == min(h):
    ans = h[0]

else:
    same = []
    for i in range(N-1):
        if h[i] == h[i+1]:
            same.append(i)
    
    if len(same) >= 1:
        for k in range (len(same))[::-1]:
            del h[same[k]]
    
    N = len(h)

    lmin = [] #極小値のリスト
    lmax = [] #極大値のリスト

    if N >=3:
        for i in range(1,N-1):
            if (h[i] > h[i-1]) and (h[i] > h[i+1]):
                lmax.append(h[i])
        
        for k in range(1,N-1):
            if (h[k] < h[k-1]) and (h[k] < h[k+1]):
                lmin.append(h[k])

        if h[0] > h[1]:
            lmax.append(h[0])
            
        if h[N-1] > h[N -2]:
            lmax.append(h[N-1])
                
        if (len(lmax) == 1) :
            ans = max(h)

        else:
            ans = sum(lmax) - sum(lmin)
    
    if N == 2:
        ans = max(h)

    if N == 1:
        ans = h[0]

#print(lmax)
#print(lmin)
print(ans)
n,q = map(int,input().split())
s = input()
for i in range(q):
  l,r = map(int,input().split())
  j = l-1
  AC = 0
  while j < r-1:
    if s[j] == "A" and s[j+1] == "C":
      AC += 1
      j += 1
    j += 1
  print(AC)

### FIXED CODE ###

b = input()
if b == 'A':
  print('T')
if b == 'T':
  print('A')
if b == 'C':
  print('G')
if b == 'G':
  print('C')
while input()>0:
 s=list(map(int,input().split()))
 n=len(s)
 a=sum(s)/n
 print((sum([x*x for x in s])/n-a*a)**.5)


### FIXED CODE ###

while int(input()):
 s=list(map(int,input().split()))
 n=len(s)
 a=sum(s)/n
 print((sum(x*x for x in s)/n-a*a)**.5)
#!/mnt/c/Users/moiki/bash/env/bin/python
N, X = map(int, input().split())

def calcl(n):
    l = 2 ** (n+2) - 3 
    return l
def calcp(n):
    p = 2 ** (n+1) - 1
    return p
    
L = [1]
P = [1]

for i in range(1, N+1):
    L.append( L[i-1] * 2 + 3)
    P.append( P[i-1] * 2 + 1)

def judge(n, x):
    # if n == 0:
    #     if x == 1:
    #         return 1
    #     else:
    #         raise "error"
    if x == 1:
        if n == 0:
            return "3"
        else:
            return "2"
    else:
        l = L[n]       # layers
        top = l-1
        bottom = 0
        mid = (l-1)//2 # index of middle

        if x == mid:
            return "3"
        elif top > x > mid:
            return "1"
        elif 0 < x < mid:
            return "0"            
        elif x == top:
            return "4"
        elif x == bottom:
            return "2"
        else:
            raise "No such pattern!"
        
    
def calc_pan(n,x):
    c = judge(n,x)
    # print("calc_panK: n:{}, x:{}, c: {}".format(n,x,c))
    if  c == "2":
        return 0
    elif c == "4":
        return 1 + P[n-1] * 2
    elif c == "3":
        return 1 + P[n-1]
    elif c == "0":
        return calc_pan(n-1, x-1)
    elif c == "1":
        return P[n-1] + 1 + calc_pan(n-1, x-L[n-1]-2)





sum = calc_pan(N, X)
print(sum)





### FIXED CODE ###

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

    
L = [1]
P = [1]

for i in range(0, N+1):
    L.append( L[i] * 2 + 3)
    P.append( P[i] * 2 + 1)

        
    
def calc_pan(n,x):
    # c = judge(n,x)
    if n == 0:
        return 0 if x <= 0 else 1
    elif x <= 1 + L[n-1]:
        return calc_pan(n-1, x-1)
    else:
        return P[n-1] + 1  + calc_pan(n-1, x - 2 - L[n-1])

sum = calc_pan(N, X)
print(sum)
#!/usr/bin/env python
# -*- conding: utf-8 -*-
import numpy as np

N, M = map(int, input().split())
li = [list(map(int, input().split())) for i in range(N)]
li = sorted(li, key=lambda x: x[0])
m_sum = 0
for i in li:
    buy = min(M, i[i])
    m_sum += i[0]*buy
    M -= buy
print(m_sum)
# A = []
# B = []
# for i in range(N):
#     A_i, B_i = map(int, input().split())
#     A.append(A_i)
#     B.append(B_i)

# min_value_index_list = np.argsort(A)

# cnt = 0
# result = 0
# for i in range(N):
#     cnt += B[min_value_index_list[i]]
#     if M - cnt >= 0:
#         result += A[min_value_index_list[i]] * B[min_value_index_list[i]]
#         goal = M - cnt
#     else:
#         result += A[min_value_index_list[i]] * goal
#         break
# print(result)


### FIXED CODE ###

N,M = map(int,input().split())
li = [list(map(int,input().split())) for i in range(N)]
li=sorted(li,key=lambda x: x[0])
m_sum=0
for i in li:
	buy=min(M,i[1])
	m_sum+=i[0]*buy
	M-=buy
print(m_sum)
MOD = 10**9+7
r1,c1,r2,c2 = map(int,input().split())
 
size = 1000000*2
f_list = [1]*(size)
for i in range(1,size):
    f_list[i] = (f_list[i-1]*i)%MOD

def func(r,c):
    return (f_list[r+c]*pow(f_list[r],MOD-2,MOD)*pow(f_list[c],MOD-2,MOD))
 
ans = func(r2+1,c2+1)-1
ans += func(r1,c1)-1
ans -= func(r2+1,c1)-1
ans -= func(r1,c2+1)-1
print(ans%MOD)

### FIXED CODE ###

MOD = 10**9+7
r1,c1,r2,c2 = map(int,input().split())
 
size = 1010000*2
f_list = [1]*(size)
for i in range(1,size):
    f_list[i] = (f_list[i-1]*i)%MOD

def func(r,c):
    return (f_list[r+c]*pow(f_list[r],MOD-2,MOD)*pow(f_list[c],MOD-2,MOD))
 
ans = func(r2+1,c2+1)-1
ans += func(r1,c1)-1
ans -= func(r2+1,c1)-1
ans -= func(r1,c2+1)-1
print(ans%MOD)
"""
重さと価値がそれぞれw_i,v_iであるようなn個の品物がある.
これらの品物の中から, 重さの総和がWを超えないように選んだ時の,
価値の総和の最大値を求めよ.
1<=n<=100, 1<=w_i<=10^7, 1<=v_i<=100, 1<=W<=10^9
"""
#-------------------------------------------------------------------------------

#入力
INF = 2000000000
n = int(input())
w = [0]*n
v = [0]*n
for i in range(n):
    w[i], v[i] = map(int, input().split())
W = int(input())
V = sum(v)
dp = [[INF for i in range(V + 1)] for j in range(n + 1)]

#ここからメイン
dp[0][0] = 0
for i in range(n):
    for j in range(V + 1):
        if j < v[i]:
            dp[i + 1][j] = dp[i][j]
        else:
            dp[i + 1][j] = min(dp[i][j], dp[i][j - v[i]] + w[i])
ans = 0
for i in range(V + 1):
    if dp[n][i] <= W:
        ans = i
print(ans)


### FIXED CODE ###

"""
重さと価値がそれぞれw_i,v_iであるようなn個の品物がある.
これらの品物の中から, 重さの総和がWを超えないように選んだ時の,
価値の総和の最大値を求めよ.
1<=n<=100, 1<=w_i<=10^7, 1<=v_i<=100, 1<=W<=10^9
"""
#-------------------------------------------------------------------------------

#入力
INF=2*10**9
n,W = map(int,input().split())
w=[0]*n
v=[0]*n
for i in range(n):
    x,y = map(int, input().split())
    w[i] = x
    v[i] = y
max_v=max(v)
dp = [[INF for i in range(n*max_v+1)] for j in range(n+1)]

#ここからメイン
dp[0][0]=0
for i in range(n):
    for j in range(n*max_v+1):
        if j<v[i]:
            dp[i+1][j]=dp[i][j]
        else:
            dp[i+1][j]=min(dp[i][j],dp[i][j-v[i]]+w[i])
ans=0
for i in range(n*max_v+1):
    if dp[n][i]<=W:
        ans=i
print(ans)
input = input(“天気を入力：”)
items = {'Sunny': 'Cloudy', 'Cloudy': ‘Rainy’, 'Rainy': 'Sunny'}
print( items[input] )

### FIXED CODE ###

input = input()
items = {'Sunny': 'Cloudy', 'Cloudy':'Rainy', 'Rainy': 'Sunny'}
print( items[input] )
a,c,c,cafjdsiaof

### FIXED CODE ###

#coding:utf-8
import bisect
from collections import deque
import sys
sys.setrecursionlimit(10**6)
write = sys.stdout.write
dbg = lambda *something : print(*something) if DEBUG else 0
DEBUG = True

def index(a,b):
    return str(min(a,b)) + "," +  str(max(a, b))

def main(given = sys.stdin.readline):
    input = lambda : given().rstrip()
    LMIIS = lambda : list(map(int,input().split()))
    II = lambda : int(input())
    XLMIIS = lambda x : [LMIIS() for _ in range(x)]

    a = LMIIS()

    if a[0] + a[1] + a[2] >= 22:
        print("bust")
    else:
        print("win")





if __name__ == '__main__':
    main()
def main():
    x, y = map(int, input().split())
    A = abs(abs(x) - abs(y))

    if x * y > 0:
        if x < y:
            B = 0
        else:
            B = 2
    elif x == 0:
        if x < y:
            B = 0
        else:
            B = 1
    elif y == 0:
        if x < y:
            B = 0
        else:
            B = 1

    print(A + B)


if __name__ == "__main__":
    main()


### FIXED CODE ###

def main():
    x, y = map(int, input().split())
    A = abs(abs(x) - abs(y))

    if x * y > 0:
        if x < y:
            B = 0
        else:
            B = 2
    elif x == 0:
        if x < y:
            B = 0
        else:
            B = 1
    elif y == 0:
        if x < y:
            B = 0
        else:
            B = 1
    else:
        B = 1

    print(A + B)


if __name__ == "__main__":
    main()
return (0 if  X < A else 10)

### FIXED CODE ###

X,A = map(int,input().split())
 
print(0 if X<A else 10)
a, b, k = map(int, input().split())
l = list(range(a, b+1))
for i in l[:]:
    if a+k-1 < i < b-k+1:
        l.remove(i)

for i in l:
    print(i)

### FIXED CODE ###

a, b, k = map(int, input().split())
la = list(range(a, a+k))
lb = list(range(b-k+1, b+1))
set = sorted(set(la+lb))

for i in set:
    if a <= i <= b:
        print(i)
maxs=[]
while(True):
    max=-1
    
    b=list(map(int,input().split()))
    n=b[0]
    m=b[1]
    if(n == 0 and m == 0):
        break
    a=list(map(int,input().split()))
    for i in range(n):
        for j in range(i+1,n):
            sum=a[i]+a[j]
            if(sum>max and sum=<m):
                max=sum
    maxs.append(max)

for i in maxs:
    if i==-1:
        print("NONE")
    else:
        print(i)



### FIXED CODE ###

maxs=[]
while(True):
    max=-1
    
    b=list(map(int,input().split()))
    n=b[0]
    m=b[1]
    if(n == 0 and m == 0):
        break
    a=list(map(int,input().split()))
    for i in range(n):
        for j in range(i+1,n):
            sum=a[i]+a[j]
            if(sum>max and sum<=m):
                max=sum
    maxs.append(max)

for i in maxs:
    if i==-1:
        print("NONE")
    else:
        print(i)
import sys
input = sys.stdin.readline
n = int(input())
a = list(map(int, input().split())
for i in a:
    print(a.count(str(i+1)))

### FIXED CODE ###

import sys
input = sys.stdin.readline
n = int(input())
a = list(map(int, input().split()))
ans = [0] * n
for i in a:
    ans[i-1] += 1
for j in ans:
    print(j)
from UnionFind import UnionFind as UF

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

uf = UF(N)

for i in range(M):
    a,b=map(int,input().split())
    a-=1
    b-=1
    uf.union(a,b)

z=0
c=[0]*N
for i in range(N):
    p=uf.root(i)
    c[p]+=1
    if z<c[p]:
        z=c[p]

print(z)


### FIXED CODE ###

N,M=map(int,input().split())
f=[set() for i in range(N)]
v=[False]*N
g=[]

for i in range(0,M):
    a,b=map(int,input().split())
    a-=1
    b-=1
    f[a].add(b)
    f[b].add(a)

for i in range(0,N):
    if v[i]:
        continue
    s=set()
    q=[i]
    while len(q)>0:
        p=q.pop()
        v[p]=True
        s.add(p)
        for x in f[p]:
            if v[x]:
                continue
            q.append(x)
    g.append(s)

z=0
for x in g:
    z=max(z,len(x))

print(z)
a, b = map(int, input().split())


while b:
    a, b = b, a % b

# aが最大公約数になっている

if a == 1 :
    print(1)
    break

def factorization(a):
    arr = []
    temp = a
    for i in range(2, int(-(-a**0.5//1))+1):
        if temp%i==0:
            cnt=0
            while temp%i==0:
                cnt+=1
                temp //= i
            arr.append([i, cnt])

    if temp!=1:
        arr.append([temp, 1])

    if arr==[]:
        arr.append([a, 1])

    return arr

print(len(factorization(a) + 1))

### FIXED CODE ###

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


while b:
    a, b = b, a % b

# aが最大公約数になっている

if a == 1 :
    print(1)
else :
    def factorization(a):
        arr = []
        temp = a
        for i in range(2, int(-(-a**0.5//1))+1):
            if temp%i==0:
                cnt=0
                while temp%i==0:
                    cnt+=1
                    temp //= i
                arr.append([i, cnt])

        if temp!=1:
            arr.append([temp, 1])

        if arr==[]:
            arr.append([a, 1])

        return arr

    print(int(len(factorization(a)) + 1))
print(R*2*3.14)

### FIXED CODE ###

R = int(input())
print(R * 2 * 3.14)
import sys

def main(lines):
  line = lines.split()
  n = int(line[0])
  x = int(line[1])
  t = int(line[2])
  ans = math.ceil(n/x)*t
  print(ans)
if __name__ == '__main__'
    lines = []
    for l in sys.stdin
        lines.append(l.rstrip('rn'))
    main(lines)


### FIXED CODE ###

import sys
import math

def main(lines):
    line=lines.split()
    n = int(line[0])
    x = int(line[1])
    t = int(line[2])
    ans = math.ceil(n/x)*t
    print(ans)

if __name__ == '__main__':
    lines=input()
    main(lines)
from collections import deque
h,w = map(int, input().split())

maze=[]
w_space=0
for _ in range(h):
  maze.append(input())
  w_space += maze[-1].count(".")

visited = [[-1]*w for _ in range(h)]

def bfs():
  queue = deque([[0, 0]])
  visited[0][0] = 0
  while queue:
    y, x = queue.popleft()
    if [y, x] == [h-1, w-1]:
      return visited[y][x]
    for j, k in ([1, 0], [-1, 0], [0, 1], [0, -1]):
      new_y, new_x = y+j, x+k
      if 0 <= new_y <= h-1 and 0 <= new_x <= w-1:
        if maze[new_y][new_x] == "." and visited[new_y][new_x] == -1:
          visited[new_y][new_x] = visited[y][x] + 1
          queue.append([new_y, new_x])

ans = bfs()
if ans != -1:
  print(w_space - ans - 1)
else:
  print(-1)

### FIXED CODE ###

from collections import deque

def bfs():
  queue = deque([[0, 0]])
  visited[0][0] = 0
  while queue:
    y, x = queue.popleft()
    if [y, x] == [h-1, w-1]:
      return visited[y][x]

    for j, k in ([1, 0], [-1, 0], [0, 1], [0, -1]):
      new_y, new_x = y+j, x+k
      if not (0 <= new_y < h) or not (0 <= new_x < w):
        continue

      if maze[new_y][new_x] == "." and visited[new_y][new_x] == -1:
        visited[new_y][new_x] = visited[y][x] + 1
        queue.append([new_y, new_x])

h,w = map(int, input().split())

maze=[]
w_space=0
for _ in range(h):
  t=input()
  maze.append(t)
  w_space += t.count(".")
visited = [[-1]*w for _ in range(h)]

ans = bfs()
if ans and ans != -1:
  print(w_space - ans - 1)
else:
  print(-1)
import math
import numpy as np

def main():
    h,w,k = tuple([int(t)for t in input().split()])

    s = [[int(i) for i in list(input())] for _ in range(h)]
    
    s = np.array(s)

    candidates = []

    for i in range(1<<h):
        s_subs = divide(s,i)
        cutnum = 0
        pos = 0
        subsum = np.array([0]*len(s_subs))
        j = 0
        while j<w:
            temp = np.array([np.sum(s_[:,j]) for s_ in s_subs])
            if any([s_>k for s_ in temp]):
                cutnum = -1-bin(i).count('1')
                break

            subsum = subsum+temp
            if any([s_>k for s_ in subsum]):
                cutnum+=1
                subsum = np.array([0]*len(s_subs))
                j-=1
            
            j+=1

        candidates.append((bin(i).count('1')+cutnum))

    print(min([t for t in candidates if t>=0]))

def divide(s,i):
    subs = []
    counter = 0
    pos = 0
    while i!= 0:
        counter +=1
        if i%2==1:
            subs.append(s[pos:counter])
            pos = counter
        i >>=1

    subs.append(s[pos:])
    return subs
    
if __name__ == "__main__":
    main()

### FIXED CODE ###

import math
import functools
from operator import add

def main():
    h,w,k = tuple([int(t)for t in input().split()])

    s = [[int(i) for i in list(input())] for _ in range(h)]
    
    cusum = [accumelist(s_) for s_ in s]

    candidates = []

    for i in range(1<<(h-1)):
        subcu = divide(cusum,i)
        subs = divide(s,i)

        subcusum = []

        rowsum = []

        for sub_ in subcu:
            subcusum.append(functools.reduce((lambda a,b:list(map(add,a,b))),sub_))

        for sub_ in subs:
            rowsum.append(functools.reduce((lambda a,b:list(map(add,a,b))),sub_))


        cutnum = 0

        temp = [0]*len(subcusum)

        for j in range(w):
            for l in range(len(subcusum)):
                if subcusum[l][j]-temp[l]>k:
                    if rowsum[l][j]>k:
                        cutnum+=10000
                    temp = [x[j-1] for x in subcusum]
                    cutnum+=1
                    break
        
        candidates.append(cutnum+bin(i).count('1'))

    print(min(candidates))
            
def divide(s,i):
    subs = []
    counter = 0
    pos = 0
    while i!= 0:
        counter +=1
        if i%2==1:
            subs.append(s[pos:counter])
            pos = counter
        i >>=1
 
    subs.append(s[pos:])
    return subs

def accumelist(s):
    if s == []:
        return []
    res = [s[0]]
    for i in range(1,len(s)):
        res.append(res[i-1]+s[i])

    return res

def _add_(a,b):
    return map(add,a,b)
    
if __name__ == "__main__":
    main()
S = input()
N = len(S)
jogai = 'BDEFHIJKLMNOPQRSUVWXYZ'
cnt = []
for i in range(0,N):
    for j in range(1,N+1):
        tmp = S[i:j]
        flg = 1
        for a in jogai:
            if a in tmp:
                flg = 0
        if flg:
            cnt.append(len(tmp))
print(max(cnt))

### FIXED CODE ###

S = input()
N = len(S)
ans =0
for i in range(0, N):
    for j in range(i, N+1):
        tmp = S[i:j]
        if len(tmp)==tmp.count('A')+tmp.count('G')+tmp.count('C')+tmp.count('T'):
            ans = max(ans,len(tmp))
print(ans)
num = int(input())
list = list(num)
count = 0

for i in range(3):
  if list[i] == 7:
    print("Yes")
    break
  else:
    count += 1
    
if count == 3:
  print("No")
else:
  None
      

### FIXED CODE ###

num = int(input())
list = list(str(num))
count = 0

for i in range(3):
  if list[i] == "7":
    print("Yes")
    break
  else:
    count += 1

if count == 3:
  print("No")
else:
  None
N = int(input())
H = list(map(int, input().split()))

best = []
a = 0
for i in range(N):
  if H[i] >= H[i+1]:
    a += 1
  else : 
    best.append(a)
    a = 0
best.append(a)
print(max[best])

### FIXED CODE ###

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

best = []
a = 0
for i in range(N-1):
  if H[i] >= H[i+1]:
    a += 1
  else : 
    best.append(a)
    a = 0
best.append(a)
print(max(best))
S = input()

if S = 'ABC':
  print('ARC')
else:
  print('ABC')

### FIXED CODE ###

S = input()

if S == 'ABC':
  print('ARC')
else:
  print('ABC')
n,k,s = map(int,input().split())

a = [0] * n
a[0] = s
a[k] = s+1+(s==1)
print(*a)



### FIXED CODE ###

n,k,s = map(int,input().split())

a = [s] * n
for i in range(k,n):
    a[i] +=1-(s==10**9)*s
print(*a)
d = {}


def calc_step_combination(num):
    if num <= 0:
        return 0
    if num == 1:
        return 1
    if num == 2:
        return 2
    res = calc_step_combination(num - 1) + calc_step_combination(num - 2)
    d[num] = res
    return res


def sol(n, a_list):
    step_batch = []
    batch_start = 0
    for a in a_list:
        step_batch.append(a - batch_start - 1)
        batch_start = a + 1
    step_batch.append(n - batch_start)

    result = 1
    for i, steps in enumerate(step_batch):
        if i == 0 and steps == 0:
            continue
        result *= calc_step_combination(steps)

    print(result % 1_000_000_007)


def main():
    n, m = map(int, input().split())
    a_list = []
    for i in range(0, m):
        a_list.append(int(input()))
    sol(n, a_list)


main()

### FIXED CODE ###

import sys

sys.setrecursionlimit(110000)

d = {}


def calc_step_combination(num):
    if num == 0:
        return 0
    if num == 1 or num == 2:
        return 1
    if num in d:
        return d[num]
    res = calc_step_combination(num - 1) + calc_step_combination(num - 2)
    d[num] = res
    return res


def sol(n, a_list):
    step_batch = []
    batch_start = 0
    for a in a_list:
        step_batch.append(a - batch_start)
        batch_start = a + 1
    step_batch.append(n - batch_start + 1)

    result = 1
    for i, steps in enumerate(step_batch):
        result *= calc_step_combination(steps)
    print(result % 1000000007)


def main():
    n, m = map(int, input().split())
    a_list = []
    for i in range(0, m):
        a_list.append(int(input()))
    sol(n, a_list)


main()
#pypy
N, K = list(map(int, input().split()))
A = list(map(int, input().split()))
A.push(0)

#累積和
for _ in range(K):
    B = [0]*(N+1)
    for i in range(N):
        l = max(0,i-A[i])
        r = min(N-1, i+A[i])
        B[l] += 1
        B[r+1] -= 1
    for i in range(1,N):
        B[i] += B[i-1]
    A = B
    if min(A) == N:
        break
A.pop()
print(*A)


### FIXED CODE ###

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

#累積和
for _ in range(K):
    B = [0]*N
    for i in range(N):
        l = max(0,i-A[i])
        r = min(N-1, i+A[i])
        B[l] += 1
        if r+1 < N: B[r+1] -= 1
    for i in range(1,N):
        B[i] += B[i-1]
    B, A = A, B
    if min(A) == N:
        break

print(*A)
n=int(input())
s,t=input(),split()
word=""
for i in range(n):
  word+=s[i]+t[i]
 
print(word)

### FIXED CODE ###

n=int(input())
s,t=input().split()

word=""
for i in range(n):
    word+=(s[i]+t[i])
print(word)