#include using namespace std; #define int long long typedef long long ll; typedef pairpint; typedef vectorvint; typedef vectorvpint; #define pb push_back #define mp make_pair #define fi first #define se second #define ln <void chmin(T &t,U f){if(t>f)t=f;} templatevoid chmax(T &t,U f){if(tmat; mat mul(mat A,mat B){ mat C(A.size(),vec(B[0].size())); rep(i,C.size()){ rep(j,C[0].size()){ rep(k,A[0].size()){ C[i][j]=(C[i][j]+A[i][k]*B[k][j])%mod; } } } return C; } mat matpow(mat A,int m){ mat B(A.size(),vec(A.size())); rep(i,B.size())B[i][i]=1; for(;m;m>>=1){ if(m&1)B=mul(B,A); A=mul(A,A); } return B; } void solve2(){ mat C(N+1,vec(N+1)),X(N+1,vec(1)); rep(i,N)X[N-1-i][0]=A[i]; X[N][0]=accumulate(A,A+N,0ll); rep(i,N)C[0][i]=1; for(int i=0;i>N>>K; rep(i,N)cin>>A[i]; if(N>30)solve1(); else solve2(); return 0; }