#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;
typedef long long ll;
const int MOD = 1000000007;
const ll MX=(ll)1e9;
int main()
{
  int X,Y,Z;
  cin >> X >> Y >> Z;
  assert(1<=X&&X<=MX);
  assert(1<=Y&&Y<=MX);
  assert(1<=Z&&Z<=MX);
  X%=3;Y%=3;Z%=3;
  cout << ((X+Y+Z)%3==0?"Yes":"No") << endl;
  return 0;
}