题解 | #小名的回答#
小名的回答
https://ac.nowcoder.com/acm/contest/19304/H
#include<iostream>
using namespace std;
int main()
{
int a,b,n;
cin>>a>>b>>n;
if(a<0)a=-a;
if(b<0)b=-b;
if((a+b<=n)&&(n-a-b)%2==0)cout<<"YES"<<endl;
else cout<<"NO"<<endl;
}
