6:

#include <bits/stdc++.h>

using namespace std;

int main()

{

int n,A[100],i,dem=0;

cin>>n;

for (int i=1; i<=n; i++) cin>>A[i];

for (int i=1;i<=n; i++)

if (A[i]%2!=0) dem++;

cout<<dem;

return 0;

}

5:

#include <bits/stdc++.h>

using namespace std;

int main()

{

long long n,nn=1e6,A[1000];

cin>>n;

for (int i=1; i<=n; i++) cin>>A[i];

for (int i=1; i<=n; i++)

nn=min(nn,A[i]);

for (int i=1; i<=n; i++)

if (nn==A[i]) cout<<i<<" ";

return 0;

}

uses crt;
var a: array[1..100] of longint;
    i,n,max,min: longint;

begin
    clrscr;
    readln(n);
    for i:=1 to n do
    begin
        write('Nhap so thu ',i,': '); 
        readln(a[i]);
    end;
    max:=a[1]; min:=a[1];
    for i:=1 to n do
    begin
        if max<a[i] then max:=a[i];
        if min>a[i] then min:=a[i];
    end;
    writeln('So lon nhat trong mang la: ',max);
    write('So nho nhat trong mang la: ',min);
    readln
end.

var a:array[1..1000] of integer;

i,n,d,max:integer;

begin

write('n = ');readln(n);

for i:=1 to n do

begin

write('Nhap phan tu thu ',i,' = ');readln(a[i]);

if a[i] mod 2 <> 0 then d:=d+1;

end;

max:=a[1];

for i:=2 to n do

if a[i] > max then max:=a[i];

writeln('Co ',d,' so le');

write('So lon nhat la ',max);

readln

end.

var a:array[1..1000] of integer;

i,n,max:integer;

begin

write('n = ');readln(n);

for i:=1 to n do

begin

write('Nhap phan tu thu ',i,' = ');readln(a[i]);

end;

max:=a[1];

for i:=2 to n do

if a[i]>max then max:=a[i];

write('So lon nhat la ',max);

readln

end.

Câu 1: 

uses crt;

var a:array[1..5]of integer;

max,i:integer;

begin

clrscr;

for i:=1 to 5 do 

  begin

write('A[',i,']='); readln(a[i]);

end;

max:=a[1];

for i:=1 to 5 do 

  if max<a[i] then max:=a[i];

writeln(max);

readln;

end.

Câu 2: 

uses crt;

var a:array[1..6]of integer;

min,i:integer;

begin

clrscr;

for i:=1 to 6 do 

  begin

write('A[',i,']='); readln(a[i]);

end;

min:=a[1];

for i:=1 to 6 do 

  if min>a[i] then min:=a[i];

writeln(min);

readln;

end.

bprogram min 

uses crt 

var A: array [1...250] of integer

tong :integer;

begin 

tong:=0

writeln(‘nhap n:’); readln (n) 

forr i:=1 to n do 

begin 

writeln (‘nhap phan tu thu ‘,i);

readln (A[i] );

end

for i:=1 to n do 

begin

if (A[i] mod 3=0) 

then tong:=tong +A[i];

end

writeln (Tong cac phan tu chia het cho 3) 

readln ;

end

cau 1:

uses crt;

var a:array[1..100] of integer;

n,i,min: integer;

begin

readln(n);

for i:=1 to n do

readln(a[i]);

min:=a[1];

for i:=2 to n do

if min>a[i] then min=a[i];

writeln(a[i]);

readln;

end.

cau 2:

uses crt;

g:text;

s:string;

const fo='CHUSO.TXT';

begin

assign(g,fo);

rewrite(g);

readln(s);

for i:=1 to length(s) do

if not((s[i] in ['a'..'z'])and(s[i] in ['A'..'Z])) then delete(s,i,1);

writeln(g,s);

end.

Program HOC24;

var a: array[1..32000] of integer;

i,n: integer;

begin

write('Nhap so phan tu cua mang: '); readln(n);

for i:=1 to n do

begin

write('a[',i,']='); readln(a[i]);

end;

write('Mang vua nhap: '); 

for i:=1 to n do write(a[i],' ');

writeln;

write('Cac so chan trong mang la: ');

for i:=1 to n do if a[i] mod 2=0 then write(a[i],' ');

writeln;

write('Cac so chinh phuong trong mang la: ');

for i:=1 to n do if if sqr(trunc(sqrt(a[i])))=a[i] then write(a[i],' ');

readln

end.