uses crt;

var n,i,tong:integer;

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

begin

clrscr;

write('nhap so phan tu cua day:');readln(n);

write('nhap cac phan tu cua day:');

for i:=1 to n do

begin

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

end;

tong:=0;

for i:=1 to n do tong:=tong+a[i];

write('tong cua day so nguyen vua nhap la:',tong);

readln;

end.

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

begin

clrscr;

write('nhap so phan tu cua day:');readln(n);

write('nhap cac phan tu cua day:');

for i:=1 to n do

begin

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

end;

tong:=0;

for i:=1 to n do tong:=tong+a[i];

write('tong cua day so nguyen vua nhap la:',tong);

readln;

end.