手机下载app:神锁离线版
打开2FA设置页面 电脑网页登录GitHub账号 -> “Settings” -> “Password and authentication” -> “Enable two-factor authentication”;使用app设置2FA “Set up using an app” -> “Continue”,看到一个二维码…
题目链接:模拟堆
#include <iostream>
#include <string.h>using namespace std;const int N 100010;int h[N], ph[N], hp[N], Size;void heap_swap(int a, int b)
{swap(ph[hp[a]], ph[hp[b]]);swap(hp[a], hp[b]);swap(h[a], h[b]);
}void down(in…