Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
Bài 1:
uses crt;
var S:String;
vt:integer;
begin
clrscr;
Write(‘Nhap 1 xau:’); Readln(S);
While pos(‘nang’,s)>0 do
Begin
Vt:= pos(‘nang’,s);
Delete(s,vt,4);
Insert(‘mua’,s ,vt);
End;
Writeln(‘Xau sau khi thay the ’,s);
Readln;
End.
Bài 2:
uses crt;
var st:string;
d,i,kt:integer;
begin
clrscr;
write('Nhap xau:'); readln(st);
d:=length(st);
kt:=0;
for i:=1 to d do
if st[i]<>st[d-i+1] then kt:=1;
if kt=0 then writeln(st,' la xau doi xung')
else writeln(st,' khong la xau doi xung');
readln;
end.
uses crt;
var st:string;
d,i,dem:integer;
begin
clrscr;
write('Nhap xau:'); readln(st);
d:=length(st);
while st[1]=#32 do
begin
delete(st,1,1);
d:=length(st);
end;
while st[d]=#32 do
begin
delete(st,d,1);
d:=length(st);
end;
for i:=1 to d do
begin
while (st[i]=#32) and (st[i+1]=#32) do
begin
delete(st,i,1);
d:=length(st);
end;
end;
st[1]:=upcase(st[1]);
for i:=1 to d do
if st[i]=#32 then st[i+1]:=upcase(st[i+1]);
writeln('Ten cua ban sau khi viet dung la: ',st);
dem:=1;
for i:=1 to d do
if st[i]=#32 then inc(dem);
writeln('So tu cua xau la: ',dem);
readln;
end.
uses crt;
var st:string;
i,d:integer;
begin
clrscr;
write('Nhap xau:'); readln(st);
d:=length(st);
writeln('Xau vua nhap la: ',st);
for i:=1 to d do
if st[i]=#32 then delete(st,i,1);
writeln('Xau moi la: ',st);
readln;
end.
uses crt;
var st:string;
i,d:integer;
begin
clrscr;
readln(st);
d:=length(st);
for i:=1 to d do
begin
if st[i]=' ' then writeln
else write(st[i]);
end;
readln;
end.
