Câu 1 :
Program BT_1;
Var i: longint;
t : real;
a : array [1..100] of real;
Begin
t := 0;
For i := 1 to 5 do
Begin
Write ('A[',i,']= ');Readln(a[i]);
t := t + a[i];
end;
Write ('TOng cua 5 so thuc do la : ',t : 2:4);
end.
Câu 2 :
Program BT_2;
Var i: longint;
t : real;
a : array [1..100] of real;
Begin
t := 0;
while i <> 5 do
Begin
i := i + 1;
Write ('A[',i,']= ');Readln(a[i]);
t := t + a[i];
end;
Write ('Tong cua 5 so thuc do la : ',t : 2:4);
end.