#include using namespace std; typedef signed long long ll; #define _P(...) (void)printf(__VA_ARGS__) #define FOR(x,to) for(x=0;x<(to);x++) #define FORR(x,arr) for(auto& x:arr) #define FORR2(x,y,arr) for(auto& [x,y]:arr) #define ALL(a) (a.begin()),(a.end()) #define ZERO(a) memset(a,0,sizeof(a)) #define MINUS(a) memset(a,0xff,sizeof(a)) template bool chmax(T &a, const T &b) { if(a bool chmin(T &a, const T &b) { if(a>b){a=b;return 1;}return 0;} //------------------------------------------------------- int N; int X1,Y1,X2,Y2; ll A,B; int C[101010]; vector S,R,Q; const int NUM_=2400001; static ll fact[NUM_+1],factr[NUM_+1],inv[NUM_+1]; const int mo=998244353; ll modpow(ll a, ll n = mo-2) { ll r=1; a%=mo; while(n) r=r*((n%2)?a:1)%mo,a=a*a%mo,n>>=1; return r; } template using vec=vector; //using vec=valarray; template vec fft(vec v, bool rev=false) { int n=v.size(),i,j,m; for(int m=n; m>=2; m/=2) { T wn=modpow(5,(mo-1)/m); if(rev) wn=modpow(wn); for(i=0;i=mo) v[j1]-=mo; w=(ll)w*wn%mo; } } } for(i=0,j=1;j>1;k>(i^=k);k>>=1); if(i>j) swap(v[i],v[j]); } if(rev) { ll rv = modpow(n); FOR(i,n) v[i]=(ll)v[i]*rv%mo; } return v; } template vec MultPoly(vec P,vec Q,bool resize=false) { if(resize) { int maxind=0,pi=0,qi=0,i; int s=2; FOR(i,P.size()) if(norm(P[i])) pi=i; FOR(i,Q.size()) if(norm(Q[i])) qi=i; maxind=pi+qi+1; while(s*2 R(s*2); for(int x=0;x<=pi;x++) for(int y=0;y<=qi;y++) (R[x+y]+=P[x]*Q[y])%=mo; return R; } vec P2(s*2),Q2(s*2); FOR(i,pi+1) P2[i]=P[i]; FOR(i,qi+1) Q2[i]=Q[i]; swap(P,P2),swap(Q,Q2); } P=fft(P), Q=fft(Q); for(int i=0;i vec AddPoly(vec P,vec Q) { if(P.size()N_) return 0; return factr[C_]*fact[N_]%mo*factr[N_-C_]%mo; } void dfs(int TL,int TR) { if(TL+1==TR) return; int D=TR-TL; int TM=(TL+TR)/2; dfs(TL,TM); vector A,B; int i; A.resize(D); B.resize(D); for(i=TL;i>N; cin>>X1>>Y1>>X2>>Y2; cin>>A>>B; FOR(i,N) cin>>C[i+1]; X1=abs(X1-X2); Y1=abs(Y1-Y2); if((X1+Y1)%2) { cout<<0< X(1<<18),Y(1<<18); FOR(i,1<<18) { if(i>=X1&&(X1-i)%2==0) X[i]=factr[(i-X1)/2]*factr[(i+X1)/2]%mo*modpow(A*modpow(2*(A+B)),i)%mo; if(i>=Y1&&(Y1-i)%2==0) Y[i]=factr[(i-Y1)/2]*factr[(i+Y1)/2]%mo*modpow(B*modpow(2*(A+B)),i)%mo; } Q=MultPoly(X,Y,1); Q.resize(1<<18); FOR(i,1<<18) (Q[i]*=fact[i])%=mo; X.clear(); Y.clear(); X.resize(1<<18); Y.resize(1<<18); FOR(i,1<<18) { if(i%2==0) { X[i]=factr[i/2]*factr[i/2]%mo*modpow(A*modpow(2*(A+B)),i)%mo; Y[i]=factr[i/2]*factr[i/2]%mo*modpow(B*modpow(2*(A+B)),i)%mo; } } S=MultPoly(X,Y,1); S.resize(1<<18); FOR(i,1<<18) (S[i]*=fact[i])%=mo; R=S; R[0]=0; dfs(0,1<<18); auto QR=MultPoly(Q,R,1); QR.resize(1<<18); ll ret=0; for(i=1;i<=N;i++) { ll p=Q[i*2]+mo-QR[i*2]; ret+=p*C[i]%mo; } cout<