uses crt;

var x,s,min:real;

i,n:integer;

begin

clrscr;

readln(n);

min:=-32000;

s:=1;

for i:=1 to n do 

begin

readln(x);

if min>x then min:=x;

s:=s*x;

end;

writeln('Nho nhat la: ',min:4:2);

writeln('Tich la: ',s:4:2);

readln;

end.

Bài 5:

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

i,n,max:integer;

sc, sl:longint;

Begin

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

For i:=1 to n do

Begin

Write('Nhap so thu ',i,' = ');rreadlna[i]);

If a[i] mod 2 = 0 then sc:=sc+b[i];

If a[i] mod 2 <> 0 then sl:=sl+a[i];

End;

max:=a[1];

For i:=2 to n do

If a[i] > max then max:=a[i];

Writeln('Tong cac so chan la ',sc);

Writeln('Tong cac so le la ',sl);

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

Readln

End.

Program HOC24;

var a,b,c,max: integer;

begin

readln(a,b,c);

max=a;

if max>b then max=b;

if max>c then max=c;

write('So lon nhat trong 3 so la: ',max);

readln;

end.

Uses crt;

var n,i,x,u: integer;

begin clrscr;

readln(n);

for i:=1 to n do begin

readln(x);

u:=u+x;

end;

writeln(u);

readln;

end.

program TongCacSoNguyen;

var
  N, i, soNguyen, tong: integer;

begin
  // Nhập số lượng N
  write('Nhap so luong N: ');
  readln(N);

  // Khởi tạo tổng
  tong := 0;

  // Nhập và tính tổng các số nguyên
  for i := 1 to N do
  begin
    write('Nhap so nguyen thu ', i, ': ');
    readln(soNguyen);
    tong := tong + soNguyen;
  end;

  // In ra màn hình tổng
  writeln('Tong cua cac so nguyen la: ', tong);

  readln;
end.

Program HOC24;

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

i,max,,n: integer;

begin

write('Nhap so phan tu N: '); readln(N);

for i:=1 to n do

begin

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

end;

max:=a[1];

for i:=1 to n do

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

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

readln

end.

uses crt;
var a:array[1..1000000] of longint;
      n,i,max:longint;
begin
      clrscr;
      write('Nhap so luong phan tu: '); readln(n);
      max:=a[1];
      for i:=1 to n do 
            begin
                  write('Nhap phan tu thu ',i,': '); readln(a[i]);
                  if a[i]>max then max:=a[i];
            end;
      writeln('GTLN: ',max);
      readln;
end.

program TimMinMaxTrungBinh;

var

      N, i, max, min, sum: integer;

      a: array[1..50] of integer;

      TB, minTB, maxTB: real;

begin

      writeln('Nhap so nguyen duong N:');

      readln(N);

      sum := 0;

      for i := 1 to N do

      begin

            write('Nhap so thu ', i, ': ');

            readln(a[i]);

            sum := sum + a[i];

      end;

      max := a[1];

      min := a[1];

      for i := 2 to N do

      begin

            if a[i] > max then

                  max := a[i];

            if a[i] < min then

                  min := a[i];

      end;

      TB := sum / N;

      minTB := TB;

      maxTB := TB;

      for i := 1 to N do

      begin

            if (a[i] < TB) and (a[i] < minTB) then

                  minTB := a[i];

            if (a[i] > TB) and (a[i] > maxTB) then

                  maxTB := a[i];

      end;

      writeln('Gia tri lon nhat la: ', max);

      writeln('Gia tri nho nhat la: ', min);

      writeln('Gia tri trung binh la: ', TB:2:2);

      if minTB = TB then

            writeln('Khong co gia tri nao nho hon TB')

      else

            writeln('Gia tri nho nhat < TB la: ', minTB);

      if maxTB = TB then

            writeln('Khong co gia tri nao lon hon TB')

      else

            writeln('Gia tri lon nhat > TB la: ', maxTB);

      readln;

end.

Bài 2: 

#include <bits/stdc++.h>;

using namespace std;

int main();

{

long m,n;

cout<<"Nhap m="; cin>>m;

cout<<"Nhap n="; cin>>n;

cout<<m*n-2;

return 0;

}