20250827

# n = []
# d=input()
# d=int(d)
# for i in range(d) :
#     c = int(input())
#     n.append([c])
#     if i == 0 :
#         continue
#     else :
#         for j in range(1,i+1) :
#             n[i].append(n[i][j-1] - n[i-1][j-1])
#
# # 입력받았을때 상태  [[4],[6],[9],[19]]
# # 채워넣을때         [[4],[6,2],[9],[19]] -> [[4],[6,2],[9,3,1],[19]]
# for i in range(len(n)) :
#     for j in range(len(n[i])) :
#         print(n[i][j],end=' ')
#     print()
# n = []
# for i in range(10) :
#     d=list(map(int,input().split()))
#     n.append(d)
# i=1
# j=1
# n[i][j] = 9
# while True :
#
#     if  n[i][j+1] != 1 :
#         j+=1
#
#         if n[i][j] == 2 :
#             n[i][j] = 9
#             break
#         else :
#             n[i][j] = 9
#     elif n[i+1][j] != 1 :
#         i+=1
#
#         if n[i][j] == 2 :
#             n[i][j] = 9
#             break
#         else :
#             n[i][j] = 9
#     else :
#         break
# for i in range(len(n)) :
#     for j in range(len(n[i])) :
#         print(n[i][j],end=' ')
#     print()

# n = int(input())
# c = 0
# while n>0 :
#     n=n/10
#     c+=1

'''
리턴자료형 쓸 필요 x

'''

# def f(x) :
#     print("입력하신 숫자는",x,"입니다")
#
# n = int(input())
# f(n)


# def f(x):
#     return x*11
#
# n = int(input())
# print("입력하신 숫자의 암호값은", f(n), "입니다")


# def f() :
#     global data,a,b
#     data.append(a*b)
#     return a*b
#
# data = []
# a, b = map(int, input().split())
# print("입력하신 두 수의 곱은", f(),"입니다")
# def f() :
#     return 'A'
# print(f())
# def f(x) :
#     c=1
#     for i in range(1,x+1) :
#         c=c*i
#     return c
# d = int(input())
# print(f(d))
# def f(x) :
#     c=0
#     for i in range(1,x+1) :
#         if x%i==0 :
#             c=c+1
#     return c
# n=int(input())
# print(f(n))
def f(x)