소스 코드 제출

# a,b=map(int, input().split())
# if a<=b :
#     for i in range(a,b+1) :
#         if i%2!=0 :
#             print(i, end=' ')

# n=int(input())
# sum=0
# for i in range(1,n+1) :
#     sum=sum+i
# print(sum)

# n=int(input())
# sum=0
# for i in range(1,n+1) :
#     if i%2==0 :
#         sum=sum+i
# print(sum)

# a,b=map(int, input().split())
# sum=0
# if a<=b :
#     for i in range(a,b+1) :
#         if i%3==0 :
#             sum=sum+i
# print(sum)

# a=int(input())
# if 1<=a<=9 :
#     for i in range(1,10) :
#         print(a,'*',i,'=',a*i,sep='')

# a,b=map(int, input().split())
# sum=0
# if a<=b :
#     for i in range(a,b+1) :
#         if i%2==0 :
#             sum=sum-i
#         elif i%2!=0 :
#             sum=sum+i
# print(sum)

# n=int(input())
# sum=0
# if 1<=n<=1000000 :
#     for i in range(1,n+1) :
#         if i%10==1 :
#             sum=sum+1
# print(sum)

# N=int(input())
# if 1<=N<=10000 :
#     for i in range(1,N+1) :
#         if N%i==0 :
#             print(i, end=' ')

# n=int(input())
# sum=0
# for i in range(1,n+1) :
#     if n%i==0 :
#         sum=sum+i
# if sum==1+n :
#     print('prime')
# elif sum!=1+n :
#     print('not prime')

# a,b=map(int, input().split())
# sum=0
# for i in range(a,b+1) :
#     if i%2==0 :
#         sum=sum-i
#         print(-i, end='')
#     elif 1%2!=0 :
#         sum=sum+i
#         print('+',i,sep='', end='')
# print('=',sum, sep='')

# max = -1000000
# min = 1000000
#
# for i in range(5) :
#     a = int(input())
#     if max < a :
#         max = a
#     if min > a:
#         min = a
#
# print(max)
# print(min)

# for i in range(5) :
#     for j in range(i+1) :
#         print('*',end='')
#     print()

# 삼각형 1번
# # *
# # **
# # ***
# # ****
# # *****
# # for i in range(n) :
# #     print('*'*(i+1))

# #삼각형 2번
# *****
# ****
# ***
# **
# *
# for i in range(n-1,-1,-1) :
#     print('*'*(i+1))

# for i in range(n) :
#     print('.' * (n - (i + 1)),end='')
#     print('*'*(i+1))

# n=int(input())
# for i in range(n):
#         print('*'*n)

# n=int(input())
# for i in range(1,n+1) :
#     print('*'*i)

# n=int(input())
# for i in range(n-1,-1,-1) :
#     print('*'*(i+1))

# n=int(input())
# for i in range(n):
#     print(" "*(i),end='')
#     print('*'*(n-i))

# n=int(input())
# for i in range(n):
#     print('*'*(i+1))
# for i in range(n-1):
#     print('*'*(n-i-1))

# n=int(input())
# for i in range(n):
#     print(" "*(i),'*'*2, sep='')