摘要： 题面： 题目描述 在一个地图上有N个地窖（N using namespace std; const int maxn=22; typedef long long ll; int g[maxn][maxn]; int w[maxn],road[maxn]; ll dp[maxn]; int main( 阅读全文

摘要： 题面： One day, sailormoon girls are so delighted that they intend to research about palindromic strings. Operation contains two steps: First step: girls 阅读全文