문제
풀이
#include <cmath>
#include <iostream>
using namespace std;
bool solve(void) {
int a, b, c; cin >> a >> b >> c;
c -= abs(a) + abs(b);
return !(c < 0 || c & 1);
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
cout << (solve() ? "YES" : "NO");
return 0;
}