By email or publishing on the internet, I hope that helps!
        
             
        
        
        
Answer:
download it
Explanation:
because if u upload it will not save .
 
        
                    
             
        
        
        
Answer:
See Explaination 
Explanation:
#include <iostream>
#include <string.h>
using namespace std;
char *mixem(char *s1, char *s2);
int main() {
 cout << mixem("abc", "123") << endl;
 cout << mixem("def", "456") << endl;
 return 0;
}
char *mixem(char *s1, char *s2) {
 char *result = new char[1 + strlen(s1) + strlen(s2)];
 char *p1 = s1;
 char *p2 = s2;
 char *p = result;
 while (*p1 || *p2) {
 if (*p1) {
 *p = *p1;
 p1++;
 p++;
 }
 if (*p2) {
 *p = *p2;
 p2++;
 p++;
 }
 }
 *p = '\0';
 return result;
}
 
        
             
        
        
        
Answer:
Check the explanation
Explanation:
use `my_guitar_shop`;
#delete the procedure test if it exists.
DROP PROCEDURE IF EXISTS test;
DELIMITER //
CREATE PROCEDURE test ()
BEGIN
    #declare variable sqlerr to store if there is an sql exception
   declare sqlerr tinyint default false;
    #declare variable handler to flag when duplicate value is inserted
   declare continue handler for 1062 set sqlerr = TRUE;
    #start transaction
    start transaction;
   delete from order_items where order_id in
       (select order_id from orders where customer_id=6);
   delete from orders where customer_id=6;
   delete from addresses where customer_id=6;
   delete from customers where customer_id=6;
  
    if sqlerr=FALSE then
       commit;
         select 'Transaction Committed' as msg;
   else
        rollback;
        select 'Transaction rollbacked' as msg;
    end if;
end //
delimiter ;
call test();