#line 1 "main.cpp"
#include <iostream>

using namespace std;

void solve() {
    int m = 0;
    for (int i = 0; i < 3; ++i) {
        int x;
        cin >> x;
        (m += x) %= 3;
    }
    cout << (m == 0 ? "Yes" : "No") << "\n";
}

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);

    solve();

    return 0;
}