program ct;

uses crt;

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

      i,n,max,min:integer;

      S,T:longint;

begin clrscr;

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

   for i:=1 to n do

     begin

        writeln('Nhap phan tu thu ',i,': '); readln(A[i]);

     end;

     S:=0; T:=1; max:=A[1]; min:=A[1];

   for i:=1 to n do

     begin

        S:=S+A[i]; T:=T*A[i];

        if A[i]>max then max:=A[i];

        if A[i]<max then min:=A[i];

     end;

   writeln('Tong la: ',S);

   writeln('Tich la: ',T);

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

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

readln;

end.

Học tốt!

program ct;

uses crt;

var Max,i,n,Min,s,T:integer;

A:array[1..100] of integer;

begin

clrscr;

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

for i:=1 to n do

begin

write('nhap mang A[',i,']:=');readln(A[i]);

end;

s:=0;

  for i:=1 to n do s:=s+A[i];

writeln('tong la:',s);

T:=1;

   for i:=1 to n do T:=T*A[i];

writeln('tich la:',T);

Max:=A[1];Min:=A[1];

for i:=2 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 la:',Max);

writeln('so nho nhat la:',Min);

readln

end.