global class Account_Add_Opportunities implements Database.Batchable<sObject>{
    
    List<Account> conlist = new List<Account>();
        
    List<Opportunity> updateList = new List<Opportunity>();
    
    
    global Account_Add_Opportunities (){
        // Batch Constructor
    }
    // Start Methode
    global Database.QueryLocator start(Database.BatchableContext BC){
        
        return Database.getQueryLocator([SELECT id,Name,CloseDate,Type from Opportunity WHERE Type = 'New Business' AND StageName = 'New Opportunity' ]); 
        
    }
    // Execute Logic
    global void execute(Database.BatchableContext BC, List<Opportunity>scope){
            conlist  = [SELECT Id,Name,BillingAddress from Account where Name = 'Closed Lost Opportunities'];
 
             System.debug('aaaaaaaaaaaaa'+conlist);    
        for(Opportunity opp :scope )
        {   
            opp.StageName = 'Closed Lost' ;
               for (Account acct :conlist)
               { 
                            opp.AccountID = acct.Id;


            
            }
            
            updateList.add(opp);
            
        }
        
                update updateList ;
 

        }
    
    global void finish(Database.BatchableContext BC){
        // Logic to  be Executed at finish
    }
}