program ct;
uses crt;
var i,n,s,Max,Min:integer; tb:real;
A:array[1..100] of integer;
begin
write('nhap n:=');readln(n);
for i:=1 to n do
begin
write('nhap mang A[',i,']:=');readln(A[i]);
end;
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('gia tri lon nhat la:',Max);
writeln('gia tri nho nhat la:',Min);
s:=0;
for i:=1 to n do
begin
s:=s+A[i];
tb:=s/n;
end;
writeln('tong cua cac phan tu la:=',s);
writeln('trung binh cong cua cac phan tu la:=',tb:2);
readln
end.