#include #define int long long #define ll long long #define INF 1000000005 #define EPS 1e-10 #define rep(i,n) for(int i=0;i<(int)(n);++i) #define rrep(i,n) for(int i=(int)(n)-1;i>=0;--i) #define srep(i,s,t) for(int i=(int)(s);i<(int)(t);++i) #define each(a,b) for(auto& (a): (b)) #define all(v) (v).begin(),(v).end() #define len(v) (int)(v).size() #define zip(v) sort(all(v)),v.erase(unique(all(v)),v.end()) #define cmx(x,y) x=max(x,y) #define cmn(x,y) x=min(x,y) #define fi first #define se second #define pb push_back #define show(x) cout<<#x<<" = "<<(x)< P; typedef pair pll; typedef vector vi; typedef vector vvi; typedef vector vl; typedef vector vvl; typedef vector vd; typedef vector

vp; typedef vector vs; const int MAX_N = 200005; #define MOD 998244353 #define root 5 unsigned int add(const unsigned int x, const unsigned int y) { return (x + y < MOD) ? x + y : x + y - MOD; } unsigned int sub(const unsigned int x, const unsigned int y) { return (x >= y) ? (x - y) : (MOD - y + x); } unsigned int mul(const unsigned int x, const unsigned int y) { return (unsigned long long)x * y % MOD; } unsigned int mod_pow(unsigned int x, unsigned int n) { unsigned int res = 1; while(n > 0){ if(n & 1){ res = mul(res, x); } x = mul(x, x); n >>= 1; } return res; } unsigned int inverse(const unsigned int x) { return mod_pow(x, MOD - 2); } void ntt(vector& a, const bool rev = false) { unsigned int i, j, k, l, p, q, r, s; const unsigned int size = a.size(); if(size == 1) return; vector b(size); r = rev ? (MOD - 1 - (MOD - 1) / size) : (MOD - 1) / size; s = mod_pow(root, r); vector kp(size / 2 + 1, 1); for(i = 0; i < size / 2; ++i) kp[i + 1] = mul(kp[i], s); for(i = 1, l = size / 2; i < size; i <<= 1, l >>= 1){ for(j = 0, r = 0; j < l; ++j, r += i){ for(k = 0, s = kp[i * j]; k < i; ++k){ p = a[k + r], q = a[k + r + size / 2]; b[k + 2 * r] = add(p, q); b[k + 2 * r + i] = mul(sub(p, q), s); } } swap(a, b); } if(rev){ s = inverse(size); for(i = 0; i < size; i++){ a[i] = mul(a[i], s); } } } vector convolute(const vector& a, const vector& b) { const int size = (int)a.size() + (int)b.size() - 1; int t = 1; while (t < size) { t <<= 1; } vector A(t, 0), B(t, 0); for (int i = 0; i < (int)a.size(); i++) { A[i] = a[i]; } for (int i = 0; i < (int)b.size(); i++) { B[i] = b[i]; } ntt(A), ntt(B); for (int i = 0; i < t; i++) { A[i] = mul(A[i], B[i]); } ntt(A, true); A.resize(size); return A; } bool used[MAX_N]; int inv[MAX_N],fac[MAX_N],finv[MAX_N]; void make() { fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for(int i=2;i>N>>Q; vector A(N); for(int i=0;i>A[i]; vector>> f(30,vector>(N+1,vector(1,1))); rep(i,N) f[0][i] = {A[i]-1,1}; int dan = 0,cnt = N; while(cnt>=2){ int l = 0; while(2*l>B; cout<