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Program HOC24;
var s: string;
i: byte;
begin
write('Nhap xau :'); readln(s);
for i:=1 to length(s) do if s[i]<>'a' then write(s[i]);
readln
end.
uses crt;
var st:string;
i,d:integer;
begin
clrscr;
write('Nhap xau:'); readln(st);
d:=length(st);
for i:=1 to d do
if st[i]='a' then delete(st,i,1);
writeln(st);
readln;
end.
Cậu tham khảo nhé!!!
https://hoc24.vn/cau-hoi/viet-chuong-trinh-nhap-mot-xau-tu-ban-phim-thay-ky-tu-39a39-thanh-39i39-va-in-xau-da-thay-ra-man-hinh-thay-tat-ca-chu-39anh39-t.257698320219
uses crt;
var s:string;
begin
clrscr;
write('Nhap xau: '); readln(s);
while pos('a',s)<>0 do
begin
insert('i',s,pos('a',s));
delete(s,pos('a',s),1);
end;
write('Xau sau khi chuyen la : ',s);
readln;
end.
program ki_tu;
uses crt;
var s: string;
d,i,n: integer;
begin
clrscr;
write('nhap xau s: ');readln(s);
n:= length(s);
s:=upcase(s);
write('xau s sau khi duoc in hoa la: ');
writeln(s);
d:=0;
for i:= 1 to n do
if s[i] = 'A' then d:= d+1 ;
writeln('chu cai A xuat hien ',d,' lan');
readln
end.
Uses crt;
Var st:string;
D,i,dem:integer;
Begin
Clrscr;
Write('nhap xau:'); readln(st);
D:=length(st);
Dem:=0;
For i:=1 to d do
If st[i]='A' then inc(dem);
Writeln(dem);
Readln;
End.
uses crt;
const fi='vb.txt';
var f1:text;
st:string;
i,d:integer;
begin
clrscr;
assign(f1,fi); rewrite(f1);
readln(st);
d:=length(st);
for i:=1 to d do
if st[i] in ['A'..'Z'] then write(f1,st[i]:4);
close(f1);
readln;
end.
uses crt;
var s:string;
i,d,dem:integer;
begin
clrscr;
write('nhap xau S:'); readln(s);
d:=length(s);
dem:=0;
for i:=1 to d do
if st[i]='1' then inc(dem);
writeln(dem);
readln;
end.
1.
Program HOC24;
var s: string;
i: byte;
begin
write('Nhap xau : '); readln(s);
for i:=length(s) downto 1 do write(upcase(s[i]));
readln
end.
1:
uses crt;
var st:string;
i,d:integer;
begin
clrscr;
write('Nhap xau:'); readln(st);
d:=length(st);
write('Dang dao nguoc cua xau la: ');
for i:=d downto 1 do
write(st[i]);
writeln;
for i:=1 to d do
st[i]:=upcase(st[i]);
write('Xau duoi dang in hoa la: ',st);
readln;
end.
2:
uses crt;
var st:string;
i,d:integer;
begin
clrscr;
write('Nhap xau:'); readln(st);
d:=length(st);
i:=pos('anh',st);
while i<>0 do
begin
delete(st,i,3);
insert('em',st,i);
i:=pos('anh',st);
end;
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
while (st[i]=#32) and (st[i+1]=#32) do
begin
delete(st,i,1);
d:=length(st);
end;
writeln('Xau sau khi xu ly la: ',st);
readln;
end.
Program HOC24;
const fi='DL.INP';
fo='DL.OUT';
var s: string;
d,i: byte;
f: text;
procedure ip;
begin
assign(f,fi);
reset(f);
read(f,s);
close(f);
end;
procedure out;
begin
assign(f,fo);
rewrite(f);
d:=0;
for i:=1 to length(s) do if s[i] in ['0'..'9'] then inc(d);
write(f,d);
close(f);
end;
begin
ip;
out;
end.
const fi='dl.inp';
fo='kq.out';
var f1,f2:text;
s:string;
d,i,dem:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,s);
d:=length(s);
dem:=0;
for i:=1 to d do
if s[i] in ['0'..'9'] then inc(dem);
writeln(dem);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
int d,i,d1;
string st;
int main()
{
getline(cin,st);
d=st.length();
while (st[0]==32)
{
st.erase(0,1);
}
while (st[d-1]==32)
{
st.erase(d-1,1);
}
d1=st.length();
for (i=0; i<d1; i++)
if ((st[i]==32) && st[i+1]==32)
{
st.erase(i,1);
i--;
}
cout<<st;
return 0;
}
uses crt;
var s,st:string;
d,i:integer;
begin
clrscr;
write('nhap xau:'); readln(s);
d:=length(s);
st:='';
for i:=1 to d do
if s[i]<>'a' then st:=st+s[i];
writeln(st);
readln;
end.