var
totalCount, count, num: integer;
begin
totalCount := -1; count := 0; num := -1;
repeat
totalCount := totalCount + 1;
if (num mod 5 = 0) then count := count + 1;
read(num);
until (num = 0);
write((count * 100) / totalCount, '%');
end.
var
totalCount, count, num: integer;
begin
totalCount := -1; count := 0; num := -1;
repeat
totalCount := totalCount + 1;
if (num mod 5 = 0) then count := count + 1;
read(num);
until (num = 0);
write((count * 100) / totalCount, '%');
end.