spider
Giới thiệu
a=int(input())
b=int(input())
c=int(input())
s=a//2 +a%2
q=b//2 +b%2
k=c//2 +c%2
f=s+q+k
print("So ban toi thieu can mua:",)
a=int(input())
b=int(input())
c=int(input())
s=a//2 +a%2
q=b//2 +b%2
k=c//2 +c%2
f=s+q+k
print("So ban toi thieu can mua:",)