Program tt5_27;
uses crt;
var b:array [1..4]of string;
a,c:string;
i,j,k:integer;
BEGIN
clrscr;
write('vvedite chislo');
readln(a);
i:=0;
k:=0;
c:=' ';
for i:=0 to length(a) do
if (a[i]<>'0') and (a[i]<>'5') then
begin
j:=j+1;
k:=k+1;
b[j]:=a[i];
end;
for j:=1 to k do c:=c+b[j];
write('poluchite chislo',c);
readln;
END.