Mình chỉ viết chương trình chính thôi, còn chương trình con bạn tự viết nhé

uses crt;

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

i,n,t,t1,t2:integer;

begin

clrscr;

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

for i:=1 to n do 

 begin

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

edn;

t:=0;

for i:=1 to n do 

 t:=t+a[i];

writeln(t);

readln;

end.

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

i,n:integer;

s:longint;

Begin

Write('n = ');readln(n);

For i:=1 to n do

Begin

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

s:=s+a[i];

End;

Write('Cac phan tu vua nhap la ');

For i:=1 to n do

Write(a[i]:8);

Writeln;

Write('Tong cua chung la ',s);

Readln

End.

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

i,n,min:integer;

s:longint;

begin

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

for i:=1 to n do

begin

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

s:=s+a[i];

end;

writeln('Tong la ',s);

min:=a[1];

for i:=2 to n do

if a[i] < min then min:=a[i];

write('Cac so chan la ');

for i:=1 to n do

if a[i] mod 2 = 0 then write(a[i]:8);

writeln;

write('so nho nhat la ',min);

readln

end.

#include <bits/stdc++.h>

using namespace std;

long long a[20],i,j,dem;

bool kt;

int main()

{

for (i=1; i<=20; i++) cin>>a[i];

dem=0;

for (i=1; i<=20; i++)

if (a[i]>1) 

{

kt=true;

for (j=2; j<=sqrt(a[i]); j++)

if (a[i]%j==0) kt=false;

if (kt==true) dem++;

}

cout<<dem;

return 0;

}

uses crt;

var

n,i,dem:integer;

a:array[1..20] of integer;

function ngto(n:integer):boolean;

var i:integer; ok:boolean;

begin

if n<2 then ok:=false;

for i:=2 to trunc(sqrt(n)) do

if n mod i=0 then ok:=false else ok:=true;

ngto:=ok;

end;

begin

clrscr;

write('nhap so phan tu cua day: '); readln(n);

for i:=1 to n do

begin

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

end;

dem:=0;

for i:=1 to n do

if ngto(a[i]) then inc(dem);

write("trong day co ',dem,' phan tu la so nguyen to');

readln

end.

#include <bits/stdc++.h>

using namespace std;

long long n,i,a[1000];

int main()

{

cin>>n;

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

sort(a+1,a+n+1);

for (i=n; i>=1; i--) cout<<a[i]<<" ";

return 0;

}

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

i,n,max:integer;

Begin

Write('Nhap so luong phan tu n = ');readln(n);

For i:=1 to n do

Begin

Write('Nhap diem thu ',i,' = ');readln(a[i]);

End;

Write('Cac diem vua nhap la: ');

For i:=1 to n do 

Write(a[i]:8);

writeln;

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.