Làm bằng pascal nha

uses crt;

var s:string;

i,tong,x,code:integer;

f,g:text;

k:boolean;

const fi='XAU.INP'

          fo='XAU.OUT'

begin

k:=false;

assign(f,fi); reset(f);

assign(g,fo); rewrite(g);

readln(f,s);

tong:=0;

for i:=1 to length(s) do

begin

if s[i] in ['0'..'9'] then

begin

k:=true;

val(s[i],x,code);

tong:=tong+x;

x:=0;

cod:=0;

end;

end;

if k=false then writeln(g,'Sai yeu cau')

else

begin

writeln(g,s);

writeln(g,tong);

end;

close(f);

close(g);

end.

program XoaSoLienTuc;

uses sysutils;

function XoaSoLienTuc(S: string): string;

var

     i: integer;

     result: string;

begin

     result := ''

     for i := 1 to Length(S) do

     begin

          if not (S[i] in ['0'..'9']) then

          begin

               if (i = 1) or (S[i-1] in ['0'..'9']) then

                    result := result + ' '

               result := result + S[i];

          end;

     end;

     result := Trim(result);

     result := StringReplace(result, ' ', '', [rfReplaceAll]);

     XoaSoLienTuc := result;

end;

var

     S: string;

begin

     write('Nhập vào xâu S: ');

     readln(S);

     writeln('Kết quả: ', XoaSoLienTuc(S));

end.

#include <bits/stdc++.h>

using namespace std;

int main()

{

string st;

int d,i,dem=0;

getline(cin,st);

d=st.length();

for (int i=0; i<d; i++)

if (st[i]=' ') dem++;

cout<<dem+1;

return 0;

}

Var a: string;

  i, Dem: integer;

Begin

 writeln(‘nhap xau:’);

 Readln(a);

 Dem:=0;

 For i:=1 to length(a) do

 If (‘A’<=a[i]) and (a[i]<=’Z’) then

  Dem:= Dem+1;

 Writeln(Dem);

 Readln

End.

Cho em lời giải với ạ em đang thi ạ