Tham khảo
Var a,b:array[1..100] of integer;
c: array[1..100] of real;
i,n:integer;
Begin
write('Nhap so hoc sinh: ');readln(n);
writeln('Nhap diem Toan');
for i:=1 to n do begin write(i,'. ');readln(a[i]);end;
writeln('Nhap diem Van');
for i:=1 to n do begin write(i,'. ');readln(b[i]);end;
for i:=1 to n do c[i]:=(a[i]+b[i])/2;
writeln('Diem trung binh');
for i:=1 to n do writeln(i,'. ',c[i]);
readln