var
a:array[1..10]of integer;
i,x,ans:longint;
procedure init;
begin
assign(input,'apple.in');reset(input);
assign(output,'apple.out');rewrite(output);
end;
procedure main;
begin
for i:=1 to 10 do read(a[i]);
readln;
readln(x);
inc(x,30);
for i:=1 to 10 do if a[i]<=x then inc(ans);
writeln(ans);
end;
begin
init;
main;
end.//complete by chouyi 20141023