ll@n,@m,@q,@(a,b)[n],za[1<<n]{},zb[]{},zm[]{},zq[]{};

rep(i,n){
	za[1<<i]=a[i];
	zb[1<<i]=b[i];
}

ZetaTransform(1<<n,za);
ZetaTransform(1<<n,zb);

rep(i,1<<n){
	zm[i]=za[i]<=m?zb[i]:0;
	zq[i]=za[i]<=q?zb[i]:0;
}

ZetaTransform_max(1<<n,zm);
ZetaTransform_max(1<<n,zq);

wt(max[ll][i,0,1<<n](zm[i]+zq[(1<<n)+~i]));