摘要: #include #include #include using namespace std; typedef long long ll; const ll maxn=20000+10; ll ma,mb,mc,md,mx,a,b,c,d,x; ll prime[maxn],cnt[maxn]; ll top; bool p[4000000+10]; ll getnum(ll gc,ll ... 阅读全文
posted @ 2018-05-24 18:37 lmjer 阅读(129) 评论(0) 推荐(0) 编辑