소스 코드 제출

# 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)

print(a-b)

print(a*b)

print(a/b)

# a,b=map(float,input().split())

# print('%.2f' %(a*b))

# a,b=map(float, input().split())

# print('%.1f'%(a*b/2))

# day=int(input())

# n=24

# print(day*n)

# a,b,c=map(float, input().split())

# print('%.2f'%((a+b+c)/3))

# a,b=input().split()

# a=int(a)

# b=int(b)

# print(a%b)

a=input()

print(a[0:1],a[0:10])