摘要: 观察发现两个0之间至少有2个1才能满足题意 #include<bits/stdc++.h> using namespace std; #define lowbit(x) x&(-x) #define ll long long int T; vector<int>Q; int main(){ cin> 阅读全文
posted @ 2022-04-15 11:25 wzx_believer 阅读(41) 评论(0) 推荐(0)