摘要: F12 + (function(){ 'use strict'; $("#comment_form, #header, #leftmenu, #big_banner, #footer, #blog_post_info_block").remove(); $("#content").css('marg 阅读全文
posted @ 2025-10-31 18:02 miao-jc 阅读(3) 评论(0) 推荐(0)
摘要: #include <bits/stdc++.h> using namespace std; #define int long long #define endl '\n' #define pii pair<int, int> const int mod = 998244353; const int 阅读全文
posted @ 2025-10-31 17:32 miao-jc 阅读(1) 评论(0) 推荐(0)
摘要: 1. 等差数列求和 // 首项a1,末项an,项数n ll arithmetic_sum(ll a1, ll an, ll n) { return n * (a1 + an) / 2; } // 首项a1,公差d,项数n ll arithmetic_sum(ll a1, ll d, ll n) { 阅读全文
posted @ 2025-10-31 17:27 miao-jc 阅读(20) 评论(0) 推荐(0)