Question

Tim cac so tu nhien a,b sao cho 2007ab  la binh phuong cua 1 so tu nhien

Answer 1

bai.................kho..................wa..............troi...................thi....................lanh..................tich................ung..................ho.....................minh..................nha................ret.................wa..................troi............thi.................mua.......................vua..............di...............hoc.....................ve.....................uot................lanh...............wa

Answer 2

de qua