import numpy as np
A = int(input())
B = int(input())
C = int(input())
D = int(input())
E = int(input())
 
a = A % 10
b = B % 10
c = C % 10
d = D % 10
e = E % 10

aa = A // 10
bb = B // 10
cc = C // 10
dd = D // 10
ee = E // 10
 
r = np.array([a, b, c, d, e])
k = (r > 0).sum()
l = r[r != 0].min()
print((aa + bb + cc + dd + ee) * 10 + 10*(k-1) + l)