数学方法 public: vector<vector<int> > FindContinuousSequence(int sum) { int sumn = 1; double num = 2.0, ret = 1.1,temp; vector<vector<int>> vec; vector<int> tem; if(sum<3){ return vec; } while (ret > 0) { temp=sum - sumn; ret =temp / num; if (abs(ret - ceil(ret)) == ...