const N = 12;
var i, k: integer;
var a: array[1..N] of real;
begin
k := 0;
for i := 1 to N do begin
read(a[i]);
k += ord(odd(i) and (5.1 <= a[i]) and (a[i] <= 32.4));
end;
writeln(k);
end.
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