ll@n,@q,a[n+q],b[],z[q],s=0,y=0;rep(i,n+q){ll@t;a[i]=i<n?s+=t:t;}sortA_index(n+q,a,b);rep(i,n+q)b[i]<n?++y:z[b[i]-n]=y;wtLn(z(q));