Leetcode-279_Perfect Squares(完美广场)-动态规划、数学、广度优先遍历-【C++】
Leetcode-279PerfectSquares(完美广场)Givenapositiveintegern,findtheleastnumberofperfectsquarenumbers(forexample,1,4,9,16,…)whichsumton.Forexample,givenn=12,return3because12=4+4+4;givenn=13,return2because13