var v,c:array[0..4]of int64;
    d:array[-400010..400010,0..3]of int64;
    s,n,k,a,b,f,u,x,y:longint;
    i,j:longint;
    t:text;
begin
   assign(t,'plus.in');
   reset(t);
   read(t,s);
   read(t,c[1],v[1]);
   read(t,c[2],v[2]);
   read(t,c[3],v[3]);
   close(t);
   u:=c[1]+c[2]+c[3];
   d[0,0]:=1;
   for y:=1 to 3 do
   if(v[y]=1)then begin x:=0;

                  end
             else
   if(v[y]=-1)then begin x:=0;

                   end
             else
   if(v[y]=0)then begin for i:=-u to u do
                        if d[i,y-1]>0 then d[i,y]:=d[i,y-1]+c[y];
                  end;
   assign(t,'plus.out');
   rewrite(t);
   writeln(t,d[s,3]);
   close(t);
end.