摘要: #include #include #include using namespace std; int dp[500005]; int q[500005]; int sum[500005]; int head, tail, n, m; int getDP(int i, int j) { return dp[j] + m + (sum[i] - sum[j]) * (sum[... 阅读全文
posted @ 2017-10-18 16:39 Aragaki 阅读(104) 评论(0) 推荐(0) 编辑