# a = input() # # b, c = input().split() # # b = int(b) # c = int(c) # # def v(a,b,c): # # for i in range(b, b + c): # print(a[i], end='') # v(a,b,c) # data = [] # n=int(input()) # a=0 # score = [] # u=[0]*n # k=0 # # for i in range(n): # x, y, z = input().split() # data.append([int(x), int(y), int(z)]) # # for i in range(n): # score.append(data[i][2]) # # score.sort(reverse=True) # # # # for i in range(n): # for j in range(n): # if score[i]==data[j][2]: # if i >=2 and data[u[1]][0]==data[u[0]][0]: # if data[j][0]!=data[u[1]][0]: # u[k] = j # k=k+1 # else: # u[k] = j # k=k+1 # # # for i in range(3): # for j in range(2): # print(data[u[i]][j],end=' ') # if j==1: # print() # dd=0 # ss=0 # def v(x,y): # x=int(x) # y=int(y) # return y-x # # for i in range(10): # x,y=input().split() # if dd>=ss: # ss=dd # dd = dd + v(x, y) # # print(ss) ''' 1. 숫자 오면 안됨 2. 한글 안됨 3. 특수 문자 안됨 --------------------- 변수를 예쁘게 잘 쓰는 비법 1. 변수는 무조건 두단어 이상 조합 2. 지역변수는 소문자로 시작 (예: startCoin) 3. 전역변수는 대문자로 시작 (예: ValueTree) 4. define 값은 전체 대문자 (예: MAX) 5. 상수는 언더바로 시작(예: _localValue) ''' # _trainUser = 0 # _maxUser = -55 # # def station(inUser, outUser): # global _trainUser # global _maxUser # _trainUser += inUser # _trainUser -= outUser # # if _maxUser < _trainUser: # _maxUser = _trainUser # # for i in range(10): # inUser, outUser = input().split() # station(int(inUser), int(outUser)) # # print(_maxUser) # def selectedUser(data): # getScore = [] # list # for i in range(len(data)): # getScore.append(data[i][2]) # # getScore = max(getScore) # value # # for i in range(len(data)): # if data[i][2] == getScore: # # country = data[i][0] # cnt = data[i][1] # data[i][0] = data[i][1] = data[i][2] = 0 # # return country, cnt # # n = int(input()) # data = [] # acc = [0] * (n+1) # # for i in range(n): # country, cnt, score = input().split() # data.append([int(country), int(cnt), int(score)]) # # for i in range(3): # country, cnt = selectedUser(data) # acc[country] += 1 # if acc[country] == 2: # for p in range(len(data)): # if data[p][0] == country: # data[p][2] = -1 # print(country, cnt) # # def mini(x,y,z): # # # # # return red1,red2,green1,green,blue # # # member = int(input()) # red = 0 # green = 0 # blue = 0 # data = [] # for i in range(3): # red,green,blue=input().split() # data.append([int(red),int(green),int(blue)]) # #

# data = [] # # for i in range(10): # v = input().split() # for j in range(len(v)): # v[j] = int(v[j]) # data.append(v) # # x = 1 # y = 1 # data[x][y] = 9 # # while True: # # print(x, y) # if data[x][y+1] == 0: # data[x][y+1] = 9 # y = y+1 # elif data[x][y+1] == 1: # if data[x+1][y] == 1: # break # elif data[x+1][y] == 2: # data[x + 1][y] = 9 # break # elif data[x+1][y] == 0: # data[x+1][y] = 9 # x = x+1 # elif data[x][y+1] == 2: # data[x][y+1] = 9 # break # # for i in range(10): # for j in range(10): # print(data[i][j], end=' ') # print() # # # # n=int(input()) # data = [] # # for i in range(n): # v = [0] * n # data.append(v) # data[0][0]=1 # cnt=1 # num=n*2-1 # c=int(n) # a=0 # b=n-1 # for i in range(n): # data[0][i]=i+1 # for i in range(n*2): # if cnt%4==0: # for i in range(num//2): # b=b+1 # c=c+1 # data[a][b]=c # num=num-1 # if num==1: # break # cnt=cnt+1 # elif cnt%4==1: # for i in range(num//2): # a=a+1 # c=c+1 # data[a][b]=c # num=num-1 # if num==1: # break # cnt=cnt+1 # elif cnt%4==2: # for i in range(num//2): # b=b-1 # c=c+1 # data[a][b]=c # num=num-1 # if num==1: # break # cnt=cnt+1 # elif cnt%4==3: # for i in range(num//2): # a=a-1 # c=c+1 # data[a][b]=c # num=num-1 # if num==1: # break # cnt=cnt+1 # # # for i in range(n): # for j in range(n): # print(data[i][j], end=' ') # print() # n = int(input()) # data = [] # for i in range(n+2): # v = [0] * (n+2) # data.append(v) # # for i in range(n+2): # for j in range(n+2): # if i == 0 or j == 0 or i == n+1 or j == n+1: # data[i][j] = 9 # # boundary # ''' # [ # [1, 2, 3], # [4, 5, 6], # [7, 8, 9], # [ # [1, 2, 3], # [4, 5, 6], # ''' # direct = [[0, 1], # [1, 0], # [0, -1], # [-1, 0]] # drt = 0 # # x = 1 # y = 1 # k = 1 # data[x][y] = k # k += 1 # # while True: # dx = direct[drt][0] # dy = direct[drt][1] # # if data[x+dx][y+dy] == 0: # x += dx # y += dy # data[x][y] = k # k += 1 # else: # drt += 1 # drt %= 4 # if (k-1) == n*n: # break # # for i in range(1, n+1): # for j in range(1, n+1): # print(data[i][j], end=' ') # print() # def candy(): # print('This is function area') # # def sumation(a, b): # return a + b # # print(sumation(10, 20)) # print(sumation(10.5, 22.3)) # print(sumation('Hello', 'World')) # # def var(a, b): # return a, b, a+b # # x, y, z = var(10, 20) # print(x, y, z) ''' []: list (): tuple {}: dictionary ''' # def sum(b): # c = 0 # while b != 0: # c = c + b % 10 # b = b // 10 # return c # # # def sum1(a): # while a//10!=0: # a=sum(a) # return a # # # # a=int(input()) # b=a # c=0 # # print(sum1(sum(a))) def v(x): s = 0 while True: s += (x % 10) x //= 10 if x == 0: return s n = int(input()) while n>=10: n = v(n) print(n)

# # n = input() # # n=int(n) # # # # data = [] # # # # for i in range(n): # # v = [0] * (i+1) # # data.append(v) # # # # # # for i in range(n): # # data[i][0] = int(input()) # # # # for i in range(1, n): # # for j in range(1, i+1): # # # data[i][j+1]=data[i][j]-data[i-1][j] # # data[i][j] = data[i][j-1] - data[i-1][j-1] # # # X, Y = # # for i in range(n): # # for j in range(i+1): # # print(data[i][j], end=' ') # # print() # # # n = 10 # # # # data = [] # # line = ["safe"] * 10 # # for i in range(11): # # v = input().split() # # for j in range(len(v)): # # v[j] = int(v[j]) # # data.append(v) # # # # for j in range(10): # # check = False # # for i in range(9, -1, -1): # # if data[i][j] < 0: # # print('Fall') # # check = True # # break # # elif data[i][j] > 0: # # print('Crash') # # check = True # # break # # if check == False: # # print('Safe') # # # # # # # for i in range(n): # # # for j in range(n): # # # if data[i][j] > 0: # # # line[j]="crash" # # # elif data[i][j]<0: # # # line[j]="fall" # # # else: # # # None # # # # for i in range(n): # # if data[10][i]==1: # # print(i+1,line[i]) # # # # # # # data[0][((a+1)//2)-1]=1 # # for i in range(a*a-1): # # if (i+1)%a!=0: # # p=p+1 # # q=q-1 # # if p > a - 1: # # p = 0 # # # # if q<0: # # q=a-1 # # data[p][q]=i+1 # # else: # # q=q+1 # # if q > a - 1: # # q = 0 # # data[p][q]=i+1 # # print(data) # # a=int(input()) # data=[] # x=0 # y=1 # k = 1 # for i in range(a): # v=[0]*a # data.append(v) # # x = 0 # y = a//2 # data[x][y] = k # k += 1 # # for i in range(a*a-1): # x -= 1 # y += 1 # if x < 0: # x = a-1 # if y >= a: # y = 0 # data[x][y] = k # k += 1 # # if k > a*a: # break # # if (k-1)%a==0: # x += 1 # data[x][y] = k # k += 1 # if k > a*a: # break # for i in range(a): # for j in range(a): # print(data[i][j],end=' ') # print()

# a = input() # a = int(a) # b = [0]*a # c=1 # d=0 # cnt = [0]*a # k=0 # for i in range(a-1): # b[i]=int(input()) # b.sort(reverse=False) # for e in range(a-1): # if b[k]==c: # print('',end='') # k=k+1 # else: # for h in range(a-1): # c=c+1 # if b[k] == c: # cnt[d]=c # d=d+1 # k=k+1 # break # for l in range(d+1): # b.remove(cnt[l]) # while True: # y=0 # print(b[y]) # y=y+1 # if b[y]==0: # break # # n = int(input()) # data = [0] * (n+1) # # for i in range(n-1): # v = int(input()) # data[v] = 1 # # # # for i in range(1, n+1): # if data[i] == 0: # print(i) # break # n # list # # data = [] # data.append('Ike') # data.append(4.5) # data.append(177.7) # data.append(62.8) # subject = [] # subject.append(['국어', 100]) # subject.append(['수학', 150]) # subject.append(['영어', 999]) # # data.append(subject) # # print(data) # # for i in range(len(data)): # if type(data[i]) == 'list': # for j in range(len(data[i])): # print(data[i][j]) # else: # print(data[i]) # data = input() # cnta=0 # cntb=0 # for i in range(len(data)): # if data[i] == '(': # cnta=cnta+1 # elif data[i] == ')': # cntb=cntb+1 # print(cnta, cntb, sep='') # data = input() # cnta=0 # cntb=0 # for i in range(len(data)): # if data[i] == 'l': # i=i+1 # if data[i]=='o': # i=i+1 # if data[i] == 'v': # i = i + 1 # if data[i] == 'e': # cnta=cnta+1 # # print(cnta) # data = input() # # v = 0 # for i in range(len(data)): # if data[i] == 'l': # if data[i+1] == 'o' and data[i+2] == 'v' and data[i+3] == 'e': # # # print(v) # data = input() # # list = [] # print(data) # # print(data[2:5]) # # print(data[:5]) # 처음부터 5전까지 # print(data[5:]) # 5부터 끝까지 # data[ inclusive: exclusive ] # exit ( in~~, ex~~) # for i in range(1, 5): # 1, 2, 3, 4 # for i in range(n): # 0, 1, 2, 3,..., n-1 n,l = input().split() n=int(n) l=int(l) data = [] for i in range(n): v = [0] * l data.append(v) for i in range(n): for j in range(l): data[i][j] = (n*l)-(n-1)+i-(j*n) for i in range(n): for j in range(l): print(data[i][j], end=' ') print() # 1508, 1509, 1510, 1511, 1515

# a,b = input().split() # a = int(a) # b = int(b) # for i in range(a): # for j in range(a): # if i==0 or j==0 or i==a-1 or j==a-1 or (i+j+1)%b==0: # print('*', end='') # else: # print(' ', end='') # print() # cnt = 0 # cnt = int(cnt) # i=0 # j=0 # for i in range(a): # u=i%b # for j in range(a): # if i==0 or i==a-1 or j==0 or j==a-1: # print('*',end='') # cnt = 0 # else: # for s in range(u): # print(' ',end='') # while True: # if cnt == b-1: # break # print('*',end='') # cnt=cnt+1 # for k in range(b): # print(' ',end='') # cnt=cnt+1 # if cnt==b-1: # break # number > char # chr # char > number (ASCII) # ord # chr(x): x int # # a,b,c = input().split() # a = int(a) # b = int(b) # # if c=='L': # for i in range(a): # for k in range(i): # print(' ', end='') # for j in range(b): # print('*', end='') # # print() # elif c=='R': # for i in range(a): # for k in range(a-1-i): # print(' ', end='') # for j in range(b): # print('*', end='') # print() # import matplotlib.pyplot as plt # data = [10, 20, 30] # # data.append(40) # # data.remove() # data.insert(1, 50) # data.sort(reverse=True) # data.remove(20) # print('>', data.pop()) # # for i in range(len(data)): # print(data[i]) # # v = [0] * 100 # v[5] = 5 # print(v) # a = int(input()) # b = input().split() # cnt =[0]*24 # for i in range(len(b)): # v = int(b[i]) # cnt[v] += 1 # # for j in range(23): # # for f in range(a): # # if b[f] == j+1: # # cnt[j] = cnt[j] + 1 # # for k in range(1, 24): # range(이 숫자부터, 이 숫자 전까지): # print(cnt[k], end=' ') # a = int(input()) # b = input().split() # b.reverse() # for i in range(a): # print(b[i],end=' ') # a = int(input()) # b = input().split() # for i in range(len(b)): # b[i] = int(b[i]) # b.sort() # print(b[0])

# 6077,6080 # a = int(input()) # b = 0 # for i in range(a+1): # if i%2==0: # b=b+i # # print(b) # a,b = input().split() # a=int(a) # b=int(b) # for i in range(1,a + 1): # for j in range(1,b+1): # print(i,j) # a = int(input()) # for i in range(a): # for j in range(a): # if i==0 or i==a-1 or j==0 or j==a-1 # print('*', end='') # else: # print(' ',end='') # print() # a = int(input()) # for i in range(a): # for j in range(a): # if i==0 or i==a-1 or j==0 or j==a-1 or i==j or i==a-j-1 or j==a//2 or i==a//2: # print('*',end='') # else: # print(' ',end='') # if j==a-1: # print() # n = int(input()) # # for i in range(n): # for j in range(i+1): # print('*', end='') # print() # a = int(input()) # b=a # # while b>=0: # for i in range(b): # print('*',end = '') # b=b-1 # print() # for j in range(a-b): # print(' ',end='') # a = int(input()) # b=a # # while b>=0: # for i in range(b): # print('*',end = '') # b=b-1 # print() # a = int(input()) # b=1 # while a+1!=b: # for i in range(b): # print('*',end = '') # b=b+1 # print() # a=a-1 # while a>=0: # for i in range(a): # print('*',end = '') # a=a-1 # print() # a = int(input()) # b=a # n=0 # h=1 # # while not(a+2==h): # # # for z in range((b//2)-n): # print(' ',end='') # for k in range(h): # print('*',end='') # print() # h=h+2 # n=n+1 # # x = int(input()) # # for i in range((x//2)+1): # for j in range(i, (x//2)): # print(' ', end='') # for j in range((i*2-1)+2): # print('*', end='') # print()

# a,b= input().split() # a=int(a) # b=int(b) # print(a < b) # a,b= input().split() # a=int(a) # b=int(b) # print(a==b) # a,b= input().split() # a=int(a) # b=int(b) # print(a<=b) # a,b= input().split() # a=int(a) # b=int(b) # print(a!=b) # a,b= input().split() # a=int(a) # b=int(b) # print(a if a>b else b) # a,b= input().split() # a=int(a) # b=int(b) # print(a if a>b else b) # a,b,c= input().split() # a=int(a) # b=int(b) # c=int(c) # k= ( c if b>c else b ) if a>b else ( c if a>c else a ) # print(k) # a,b,c= input().split() # a=int(a) # b=int(b) # c=int(c) # if a%2==0: # print(a) # if b%2==0: # print(b) # if c%2==0: # print(c) # a,b,c= input().split() # a=int(a) # b=int(b) # c=int(c) # print('even') if a%2==0 else print('odd') # print('even') if b%2==0 else print('odd') # print('even') if c%2==0 else print('odd') # a= input() # a=int(a) # print('A')if 89<a<101 else (print('B')if 69<a<90 else(print('C')if 39<a<70 else print('D'))) # a= input() # print('best!!!')if a=='A' else (print('good!!')if a=='B' else(print('run!')if a=='C' else(print('slowly~')if a=='D' else print('what?')))) # a= input() # print('winter')if a=='1'or a=='2'or a=='12' else (print('spring')if a=='3'or a=='4'or a=='5' else(print('summer')if a=='6'or a=='7'or a=='8' else(print('fall')))) # n,l = input().split() # n=int(n) # l=int(l) # print(n&l) # x, y = map(int, input().split()) # print(x|y) # x, y = map(int, input().split()) # print(x^y) # inclusive, exclusive: in ex # for i in range(5): # print(i) # # for i in range(10, 20): # print(i) # # for i in range(10, 20, 2): # print(i) # # for i in range(20, 10, -2): # print(i) # x = 10 # while x<20: # sdsdf # sdfaf # sdaf # sd # fsa # df # sdaf # ossaudiodevfsad # for # x += 1 # while True: # if asdasd: # break # while True: # a=input() # a=int(a) # if a == 0: # break # print(a) # a=input() # a = int(a) # while True: # if a == 0: # break # print(a) # a=a-1 # a=input() # a = int(a) # while True: # a = a - 1 # print(a) # if a == 0: # break # a=input() # a=ord(a) # b=ord('a') # for i in range(b, a+1): # print(chr(i)) # a=input() # a=int(a) # for i in range(0, a+1): # print(int(i)) # a=input() # a=int(a) # b=0 # b=int(b) # while True: # print(b) # if a==b: # break # b=b+1 # a = int(input()) # # for i in range(a+1): # print(i) # n = int(input()) # # for i in range(n): # for j in range(n): # print(i, ',', j,'\t', end='') # # print('*', end='') # print() # a = int(input()) # for i in range(a): # for j in range(a): # print('*', end='') # print() a = int(input()) for i in range(a): for j in range(a): if i==0 or i==a-1: print('*', end='') else: if j==0 or j==a-1: print('*',end='') else: print(' ',end='') print()

# print('Hello', end=' ') # print('World') # # print('Hello', 'World', 'Apple', sep='') # # x = 3.141592 # print('%.2f' %x) # print('\'He\nllo') # print('Hello') # print('Hello World') # print('Hello\nWorld') # print('\"Hello World\"') # print('\"!@#$%^&*()\'') # print('\"C:\Download\\\'hello\'.py\"') # print('print("Hello\\nWorld")') # x = input() # # print(x, type(x)) # # x = int(x) # # print(x, type(x)) # x, y # x, y = input().split(',') # print(x, y) # x # y # x = int(input()) # y = input() # x = 'Hello' # y = 'World' # z = 100 # print(x+y+str(z)) # a=input() # print(a) # a = input() # a=float(a) # print(a) # a = input() # b=input() # print(b) # print(a) # a,b=input().split() # print(a) # print(b) # a=input() # print(a,a,a) # a,b,c = input().split('.') # print(c+'-'+b+'-'+a) # List: [] # tuple: () # Dictionary: {} # x = input() # print(x[0]) # print(x[1]) # print(x[2]) # print(x[3]) # print(x[4]) # a,b,c = input().split(':') # print(b) # a,b = input().split() # c = int(a)+int(b) # print(c) # + - * / ** % // # x = 10 # y = 6 # # print(type(x), type(y)) # # print(x+y) # print(x-y) # print(x*y) # print(x/y) # # print(x//y) # print(x%y) # # print(x**y) # x = input() # print(x) # # x = ord(x) # print(x) # # x = x + 1 # x = chr(x) # print(x) # x = 'Hello' # print(x * 5) # 6032~6041 # a= input() # print('-'+a) # a = int(input()) # print(-a) # a=input() # a= ord(a) # a += 1 # a=chr(a) # print(a) # a,b=input().split() # a = int(a) # b = int(b) # # c=a-b # print(c) # a,b = input().split() # a=float(a) # b=float(b) # c=a*b # print(c) # a,b = input().split() # b=int(b) # print(a*b) # a = input() # b = input() # a=int(a) # print(a*b) # a,b=input().split() # a=int(a) # b=int(b) # print(a**b) # a,b = input().split() # a=float(a) # b= float(b) # print(a**b) # a,b= input().split() # a=int(a) # b=int(b) # print(a//b) # a,b = input().split() # a=int(a) # b=int(b) # print(a%b) # x, y = input().split() # x = int(x) # y = int(y) # # print(x >= y) # and or not # and: True and True # or: True or True ''' A B| and or | 0 0| 0 0 | 0 1| 0 1 | 1 0| 0 1 | 1 1| 1 1 | a and b not(a and b) ''' # x, y = input().split() # x = bool(int(x)) # y = bool(int(y)) # # print( x and y) # # string: Null, None, 0(Numeric), [], (), {} > False, other all True # # 6052~6058 # a=input() # a=bool(int(a)) # print(a) # a=input() # b=0 # b=bool(int(b)) # a=bool(int(a)) # print(not(a or b)) # a,b=input().split() # a=bool(int(a)) # b=bool(int(b)) # print(a and b) # a,b=input().split() # a=bool(int(a)) # b=bool(int(b)) # print(a or b) # a,b=input().split() # a=bool(int(a)) # b=bool(int(b)) # c= not(a and b) and (a or b) # print(c) # a,b=input().split() # a=bool(int(a)) # b=bool(int(b)) # print((a and b)or not(a or b)) a,b=input().split() a=bool(int(a)) b=bool(int(b)) print(not(a and b) and not(a or b)) # Anaconda # Pycharm # https://toward-the-future.tistory.com/entry/Python-%ED%8C%8C%EC%9D%B4%EC%B0%B8Pycharm-%EC%84%A4%EC%B9%98-%EB%B0%8F-%EC%95%84%EB%82%98%EC%BD%98%EB%8B%A4anaconda-%EA%B0%80%EC%83%81%ED%99%98%EA%B2%BD-%EC%97%B0%EB%8F%99%ED%95%98%EA%B8%B0