摘要: 数上的图 #include<iostream> using namespace std; #define ll long long ll n,x,y; ll cnt(ll x){ ll res=0; while(x){ if(x&1)res++; x>>=1; } return res; } ll 阅读全文
posted @ 2025-07-23 14:15 arin876 阅读(32) 评论(0) 推荐(0)