1)
program ct;
uses crt;
var A:array[1..1000] of integer;
i,n:integer;
S:longint;
begin clrscr;
write('Nhap so phan tu cua day so: '); readln(n);
for i:=1 to n do
begin
writeln('Nhap phan tu thu ',i,': '); readln(A[i]);
end;
S:=0;
for i:=1 to n do
S:=S+A[i];
writeln('Tong day so la: ',S);
readln;
end.
2)
program ct;
uses crt;
var A:array[1..1000] of integer;
i,n:integer;
T:longint;
begin clrscr;
write('Nhap so phan tu cua day so: '); readln(n);
for i:=1 to n do
begin
writeln('Nhap phan tu thu ',i,': '); readln(A[i]);
end;
T:=1;
for i:=1 to n do
T:=T*A[i];
writeln('Tich day so la: ',T);
readln;
end.
Học tốt!
