#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; }