program phuongt; uses crt; var A: array[1..500] of integer; n, i: integer; begin clrscr; write('Nhap n = '); readln(n); for i:=1 to n do begin write('A[', i, '] = '); readln(A[i]); end; write('Cac so la boi cua 3: '), for i:=1 to n do if A[i] mod 3 = 0 then write(A[i]:3); readln end.
