摘要: #include #include #include using namespace std; typedef long long ll; ll mod_pow(ll x, ll n, ll p){ ll res = 1; while(n){ if(n & 1) res =res * x % p; x = x * x % p; ... 阅读全文
posted @ 2016-08-13 01:11 weeping 阅读(749) 评论(0) 推荐(1) 编辑