#include <bits/stdc++.h>
using namespace std;
template <typename T> using vec = vector<T>;
template <typename T> using vvec = vec<vec<T>>;
template <typename T> using lqueue = priority_queue<T, vector<T>, greater<T>>;
template <typename T> using gqueue = priority_queue<T, vector<T>, less<T>>;

int main() {
    int64_t x, y, z; cin >> x >> y >> z;
    cout << ((x + y + z) % 3 == 0 ? "Yes" : "No") << endl;
}