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.

program im_14424;

uses crt;

var A: array[1..1000000] of longint;

S: longint;

i: integer;

begin

clrscr;

write('Nhap vao n: ');

readln(n);

S:=0;

for i:=1 to n do

begin

write('Nhap phan tu thu`,i,':');

readln(A[i]);

S:=S+i;

end;

readln

end.

uses crt;

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

i,n,t:integer;

begin

clrscr;

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

for i:=1 to n do 

  begin

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

end;

t:=0;

for i:=1 to n do 

 if a[i]>0 then t:=t+a[i];

writeln(t);

readln;

end.

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

s:longint;

i,n:integer;

Begin

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

For i:=1 to n do

Begin

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

If a[i] > 0 then s:=s+a[i];

End;

Write('Tong la ',s);

Readln

End.

uses crt;

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

i,n,t:integer;

begin

clrscr;

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

for i:=1 to n do 

  begin

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

end;

t:=0;

for i:=1 to n do 

 if a[i]>0 then t:=t+a[i];

writeln(t);

readln;

end.

program tinh_tong_va_dem_so_x;

const
  MAX = 100;

var
  a: array[1..MAX] of integer;
  n, tong, x, dem, i: integer;

begin
  write('Nhap so phan tu cua mang: ');
  readln(n);
  for i := 1 to n do
  begin
    write('Nhap phan tu thu ', i, ': ');
    readln(a[i]);
  end;
  tong := 0;
  for i := 1 to n do
  begin
    tong := tong + a[i];
  end;
  writeln('Tong cac phan tu trong mang la: ', tong);
  write('Nhap gia tri x: ');
  readln(x);
  dem := 0;
  for i := 1 to n do
  begin
    if a[i] = x then
    begin
      dem := dem + 1;
    end;
  writeln('So lan xuat hien cua ', x, ' trong mang la: ', dem);
  readln;
end.

Bài 1: 

uses crt;

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

i,n:integer;

begin

clrscr;

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

for i:=1 to n do 

  begin

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

end;

for i:=1 to n do 

  if a[i] mod 2<>0 then write(a[i]:4);

readln;

end.

Bài 2: 

uses crt;

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

i,n:integer;

begin

clrscr;

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

for i:=1 to n do 

  begin

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

end;

for i:=1 to n do

  if a[i] mod 2=0 then write(a[i]:4);

readln;

end.

Bài 3: 

uses crt;

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

i,n,t:integer;

begin

clrscr;

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

for i:=1 to n do 

  begin

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

end;

t:=0;

for i:=1 to n do 

  if a[i] mod 2<>0 then t:=t+a[i];

writeln(t);

readln;

end.

Câu 1: 

uses crt;

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

i,n:integer;

t:real;

begin

clrscr;

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

for i:=1 to n do 

  begin

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

end;

t:=0;

for i:=1 to n do 

  if a[i] mod 2=0 then t:=t+a[i];

writeln(t:4:2);

readln;

end.

Câu 2: 

uses crt;

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

i,n:integer;

t:real;

begin

clrscr;

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

for i:=1 to n do 

  begin

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

end;

t:=1;

for i:=1 to n do 

  t:=t*a[i];

writeln(t:4:2);

readln;

end.