运用动态规划,不难推导,输入整数对(m,n)其返回值F(m,n)应该是m阶等差数列的第n项。m与n的作用完全对称,F(m,n)同样也是n阶等差数列的第m项。代码见下: #include<iostream> #include<vector> using namespace std; size_t F(size_t m, size_t n) { size_t m_ = max(m,n); size_t n_ = min(m,n); vector<size_t> v(n_+1,1); for (size_t p = 1; p<...