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(* uuencoding *)
var
fi, fo: text;
s: string[3] = 'CnX';
n: cardinal = 0;
i: cardinal;
j: byte;
function enc(s: string): string;
var
c1, c2, c3: byte;
begin
c1 := ord(s[1]);
if length(s) < 2 then
c2 := 0
else
c2 := ord(s[2]);
if length(s) < 3 then
c3 := 0
else
c3 := ord(s[3]);
enc := chr(c1 div 4 + 32)
+ chr(c1 mod 4 * 16 + c2 div 16 + 32)
+ chr(c2 mod 16 * 4 + c3 div 64 + 32)
+ chr(c3 mod 64 + 32)
end;
begin
assign(fi, '1enc.inp');
assign(fo, '1enc.out');
reset(fi);
while not eof(fi) do
begin
read(fi, s[1]);
inc(n)
end;
if n = 0 then
writeln(fo, ' ');
reset(fi);
rewrite(fo);
for i := 1 to n div 45 do
begin
write(fo, 'M');
for j := 1 to 15 do
begin
read(fi, s);
write(fo, enc(s))
end;
writeln(fo);
end;
n := n mod 45;
if n > 0 then
begin
write(fo, chr(n + 32));
for i := 1 to n div 3 do
begin
read(fi, s);
write(fo, enc(s))
end;
if n mod 3 > 0 then
begin
read(fi, s);
writeln(fo, enc(s))
end
else
writeln(fo)
end;
close(fi);
close(fo)
end.
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