网络赛复现地址：https://codeforces.com/gym/105336 L网络预选赛：做法：直接枚举两行两列即可代码：#include<bits/stdc++.h>usingnamespacestd;constintN=510;chara[N][N];intmain(){intn,m;cin>>n>>m;for(inti=0;i<n;i++)for

CelebratingthemanycontributionsworkershavemadetoAmerica'sstrength,prosperityandwell-being.Aswellastheirsocialandeconomicachievements.ThefirstLaborDayholidaywascelebratedonTuesday,September5,1882,inNewYorkCity,ina

日期：Septemberton记录人：jack.maspecailtak：NoneDreamFire：LearningRuby&OperaterSystem&Pythondevredorgreen：grey一:附件链接放在iframe里面：进行嵌套需要进行链接的提取jack/shananxi_spider分支点击查看代码`r_api_url=item.