210306

'''
print('Hello')

'''

'''
print("Hello World")

'''

'''
print("Hello","World")

'''
'''
print("Hello")
print("World")

'''

'''
print("'Hello'");

'''

'''
print('"Hello World"');

'''

'''
print("\"!@#$%^&*()\'")

'''

'''
print("\"C:\Download\\\'hello'.py\"")

'''

'''
print("print(\"Hello\\nWorld\")")

'''

'''
c=input()
print(c)

'''

'''
n=input()
print(n)

'''

'''
f=input()
print(f)

'''

'''
a=input()
b=input()
print(a)
print(b)

'''

'''
a=input()
b=input()
print(b)
print(a)

'''

'''
f=input()
print(f)
print(f)
print(f)

'''
'''
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=float(a)
b=float(b)

print('%.3f'%(a/b))

'''


a,b,c,=input().split(' ')

a=int(a)
b=int(b)
c=int(c)

print(a+b+c, end=' ')
print('%.1f' %((a+b+c)/3.0))