Program tong;
Uses crt;
Var a:array[1..100] of integer;
n,s,i:integer;
Begin
Clrscr;
Write('nhap so phan tu cua mang:n=');readln(n);
For i:=1 to n do
Begin
Write('a[',i,']='); readln(a[i]);
End;
For i:= 1 to n do
Begin
S:=0;
S:= s+a[i];
Write('tong cua cac phan tu trong mang:s=',s);
End;
Readln;
End.