haixinsong

#include <iostream>
using namespace std;
int main()
{
    int input_number, temp_number, display_number = 0, ten_power = 1;
    cout << "please input a positive integer:" << endl;
    cin >> input_number;
    temp_number = input_number;
    while (temp_number > 0)
    {

haixinsong

REM https://blog.nediiii.com/jdk-windows-setup/
@echo off

:start
echo current JDK version:
java -version

echo.
echo =============================================
echo available JDK version:

haixinsong

REM proxy script for windows cmd/powershell
@echo off

SET proxy_addr=http://127.0.0.1:1080
SETX>nul http_proxy "%proxy_addr%"
SETX>nul https_proxy "%proxy_addr%"
SETX>nul all_proxy "%proxy_addr%"

SET http_proxy=%proxy_addr%
SET https_proxy=%proxy_addr%

haixinsong

@echo off
SETX>nul http_proxy ""
SETX>nul https_proxy ""
SETX>nul all_proxy ""

SET http_proxy=
SET https_proxy=
SET all_proxy=
echo From now on directly connect to network
@echo on

haixinsong

user  nginx;
worker_processes  auto;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;


events {
    worker_connections  1024;

haixinsong

# CUSTOM MIRRORS

export HOST_IP=$(grep -oP '(?<=nameserver\ ).*' /etc/resolv.conf)
export PORXY_ADDR="http://$HOST_IP:1080"

# PROXY FOR APT
function proxy_apt() {
    # make sure apt.conf existed
    sudo touch /etc/apt/apt.conf
    sudo sed -i '/^Acquire::https\?::Proxy/d' /etc/apt/apt.conf

haixinsong

from os import listdir
from os import walk
from os.path import isfile,isdir,join
from chardet.universaldetector import UniversalDetector
# may need to `pip3 install chardet`
import codecs

detector = UniversalDetector()

# change the targetPath to your path

haixinsong

#include <vector>
#include <string>

template <typename T>
void combineInner(const std::vector<T> &data, int start, int m, int depth, std::vector<T> &temp, std::vector<std::vector<T>> &result)
{
    if (depth > m - 1)
        return;

    if (depth == m - 1)