#include using namespace std; using Int = long long; const char newl = '\n'; template inline void chmin(T1 &a,T2 b){if(a>b) a=b;} template inline void chmax(T1 &a,T2 b){if(a void drop(const T &x){cout< vector read(size_t n){ vector ts(n); for(size_t i=0;i>ts[i]; return ts; } //INSERT ABOVE HERE signed main(){ cin.tie(0); ios::sync_with_stdio(0); Int n,k; cin>>n>>k; auto as=read(k); Int ps[6]={}; for(Int i=0;i<6;i++) ps[i]=-1; auto update=[&](Int x){ if(x<=0) return; chmax(ps[x%6],x); }; auto mark=[&](Int a){ if(a<=0 or a>ps[a%6]) return; for(Int k=1;k<=6;k++){ if(a-k<=0) break; if(a-k+1<=ps[(a-k+1)%6] and a-k+6<=ps[(a-k+6)%6]) update(a-k); if(a-k+2<=ps[(a-k+2)%6] and a-k+5<=ps[(a-k+5)%6]) update(a-k); if(a-k+3<=ps[(a-k+3)%6] and a-k+4<=ps[(a-k+4)%6]) update(a-k); } }; // drop("Yes"); sort(as.rbegin(),as.rend()); for(Int a:as){ update(a); for(Int k=0;k<10000;k++) mark(a-k); // if(1<=ps[1]) drop("No"); } // for(Int i=0;i<6;i++) cout<