Challenge : the biggest Number Formation

Question

example :
input : 88
input : 9
input : 86
input : 77
input : 9
input : 15

output : 9-9-88-86-77-15 = 9988867715

Note : in my code you can input 5 numbers , but you can change it by changing N .(#Define N 5).

https://code.sololearn.com/czTM06Nh7di1/?ref=app

Answer 1

https://code.sololearn.com/cTj6LiGuC2HT/?ref=app

Answer 2

https://code.sololearn.com/cXkQ3z5GFkOc/?ref=app

Answer 3

Here it is

https://code.sololearn.com/c39ylJFmldoK/?ref=app

Answer 4

https://code.sololearn.com/cCssgc4F4IoD/?ref=app

Answer 5

https://code.sololearn.com/cjQQtO4tSBTI/?ref=app