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// http://stackoverflow.com/questions/3933637/why-cannot-a-non-member-function-be-used-for-overloading-the-assignment-operator
#include <iostream>
#include <stdio.h>
#include <math.h>
using namespace std;
class complex{
protected:
int a,b,i;
float *v;
public:

behitek

#include <bits/stdc++.h>

#define _for(i,a,b) for (int i=(a),_b_=(b);i<_b_;i++)
#define _fod(i,a,b) for (int i=(a),_b_=(b);i>_b_;i--)
#define _it(i,v) for (typeof((v).begin()) i = (v).begin(); i != (v).end(); ++i)
#define _all(v) v.begin(), v.end()
#define __(v) memset(v,0,sizeof(v))

using namespace std;
typedef long long LL;

behitek

#include<iostream>
#include<cstring>
#include<algorithm>
#include<bits/stdc++.h>
#include<stdio.h>
#include<map>
#include<math.h>
using namespace std;

char s[100001];

behitek

Table of contents

• Data structs
  • Segment tree
  • BIT
  • Trie
  • Sparse Table
• Math
• GCD

behitek

#include<iostream >
#include<iomanip>
#include<windows.h>
#include<conio.h>


using namespace std;

int main()
{

behitek

const int base = 1000000000; const int base_digits = 9;
struct bigint {
    vector<int> a; int sign;

    bigint() :
        sign(1) {
    }

    bigint(long long v) {
        *this = v;

behitek

package learn;
import java.sql.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;

public class mySqlConnect{
    
    protected Connection con = null;
    protected Statement stm = null; 

behitek

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package bookstore.DAL;

import bookstore.Entity.NhaXuatBan;
import java.sql.PreparedStatement;
import java.sql.ResultSet;

behitek

#include <stdio.h>
#include <conio.h>


void nhapMang (int a[],int n){
	for(int i = 0;i < n;i++){
		scanf("%d",&a[i]);
	}
}

behitek

#include <stdio.h>
#include <string.h>

void nhap(char c[]){
	char ch;
	int i = 0;
	do{
		scanf("%c",&ch);
		if(ch != 'k'){
			c[i] = ch;