摘要: 无需逆元版本: cpp include include include include typedef long long ll; ll gcd(ll a,ll b) { return b?gcd(b,a%b):a; } ll qpow(ll a,ll b,ll p) { ll ret = 1; w 阅读全文
posted @ 2019-01-04 17:42 文文殿下 阅读(296) 评论(0) 推荐(0) 编辑