uses crt;
var s:array[1..100] of char;
i,n:integer;
begin
ClrScr;
Write('n=');
Readln(n);
for i:=1 to n do
Readln(s[i]);
for i:=1 to n do
if s[i]='!' then
s[i]:='.';
for i:=1 to n do
Write(s[i]);
Readln;
end.
uses crt;
var s:array[1..100] of char;
i,n:integer;
begin
ClrScr;
Write('n=');
Readln(n);
for i:=1 to n do
Readln(s[i]);
for i:=1 to n do
if s[i]='!' then
s[i]:='.';
for i:=1 to n do
Write(s[i]);
Readln;
end.