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/*
https://leetcode.com/problems/car-pooling/
*/

class Solution {
    public boolean carPooling(int[][] trips, int capacity) {
        
        int[] pick = new int[1001], drop = new int[1001];
        for(int i=0;i<trips.length;i++) {
            pick[trips[i][1]]+=trips[i][0];

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/*
https://leetcode.com/problems/string-without-aaa-or-bbb/
*/

class Solution {
    public String strWithout3a3b(int a, int b) {
		StringBuilder sb = new StringBuilder();
		
		char ch;
		int acnt=0,bcnt=0;

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class Solution {
    public int minSwapsCouples(int[] row) {
        
        int num = 0, temp = 0, cnt=0;
        for (int i=0;i<row.length;i++) {
            num=row[i]%2==0?row[i]+1:row[i]-1;
            if (row[++i] == num) continue;
            for(int j=i;j<row.length;j++) {
                if (row[j] == num) {
                    temp = row[i];

wkdalsgh192

class Person{
    int[] friends;
    List<String> videos;
    Person(int[] friends){
        this.friends = friends;
    }
}

class Solution {
    public List<String> watchedVideosByFriends(List<List<String>> watchedVideos, int[][] friends, int id, int level) {

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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd">

    <bean id="..." class="...">  
        <!-- collaborators and configuration for this bean go here -->
    </bean>

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import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class ApplicationContextExam01 {

	public static void main(String[] args) {
		ApplicationContext ac = new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
		
		// instantiate beans below

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public class UserBean {

  // fields to construct a bean. Recommended to make all private in singleton design pattern.
	private String name;
	private int age;
	private boolean male;
	
  // bean must have its default constructor. 
	public UserBean() {}
	public UserBean(String name, int age, boolean male) {

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# install spotipy in your command line 
pip install spotipy --upgrade

# import spotipy to set up your client account
from spotipy.oauth2 import SpotifyClientCredentials
import spotipy

# copy your client id and secret key on your spotify dashboard
# set them up using spotipy client credentials object to let spotipy retrive data by your query
client_id="your_id"

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pip install django

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django-admin startproject first_project