#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b, c;
  while (cin >> a >> b >> c) {
    int s;
    s = (a + b - c);
    if (a % 10 == 0 && b % 10 == 0) {
      if (s > 0)
        cout << "Yes" << endl;
      else
        cout << "No" << endl;
    } else {
      if (a % 10 != 0 && b % 10 != 0) {
        if (c == a + b | a == c | b == c)
          cout << "Yes" << endl;
        else
          cout << "No" << endl;
      }
      if (a % 10 == 0) {
        if (c == a + b | c - b < a | c - b == a | c < a | c == a)
          cout << "Yes" << endl;
        else
          cout << "No" << endl;
      }
      if (b % 10 == 0) {
        if (c == a + b | c - a < b | c - a == b | c < b | c == b)
          cout << "Yes" << endl;
        else
          cout << "No" << endl;
      }
    }
  }
}
