#include using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) typedef vector VI; typedef vector VVI; typedef vector VL; typedef vector VVL; typedef long long LL; #define all(a) (a).begin(), (a).end() #define Yes(n) cout << ((n) ? "Yes" : "No" ) << endl #define ALL(a) (a).begin(),(a).end() int main() { LL n; cin>>n; LL A[7]={6, 28, 496, 8128, 33550336, 8589869056, 137438691328}; bool h=0; rep(i,7){if(n==A[i]){h=1;}} Yes(h); }