a,b=map(int,input().split())
# # x=a%b
# # print(x)
# #
# #
# #
# # a=1/(1-x**2)
# # b=2*x-1
# n = input()
# x = len(n)
# n = int(n)
# for i in range(1, x + 1):
# y = n % 10
# n = n // 10
# print(y, end="")
# m=[31,29,31,30,31,30,31,31,30,31,30,31]
# n=[31,28,31,30,31,30,31,31,30,31,30,31]
# x,y,z=map(int,input().split())
# if x%400==0 or x%4==0 and not(100%x==0):
# m=m[:y-1:]
# print(sum(m)+z)
# else:
# n=n[:y-1:]
# print(sum(n)+z)
# n=int(input())
# a=1
# b=1
# s=1
# for i in range(n):
# a=a+1
# b=b+2
# if a%2!=0:
# s+=a/b
# elif a%2==0:
# s+=-a/b
# print('%.10f'%s)
# a,b,c=map(int,input().split())
# p=(a+b+c)/2
# s=(p*(p-a)*(p-b)*(p-c))**0.5
# if a+b<c:
# print('不能構成三角形')
# elif a+c<b:
# print('不能構成三角形')
# elif b+c<a:
# print('不能構成三角形')
# else:
# print('%.2f'%s)
# a,b,c=map(int,input().split())
# if a==b==c:
# print("等邊三角形")
# elif a==b:
# print('等腰三角形')
# elif b==c:
# print('等腰三角形')
# elif a==c:
# print('等腰三角形')
# elif a+b<c:
# print('不能構成三角形')
# elif a+c<b:
# print('不能構成三角形')
# elif b+c<a:
# print('不能構成三角形')
# else:
# print('一般三角形')
#3
# x=input('輸入一個字母')
# if x==x.upper():
# print(x.lower()) #upper轉化為大寫 chr 轉化為字符 ord 轉化為ask碼 lower 轉化為小寫
# else:
# print('這不是大寫')
#4
# x=input('輸入一個字母')
# if x==x.lower():
# print(x.upper())
# else:
# print('這不是一個小寫字母')
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