## doop ### Instructions Write a [program](TODO-LINK) that is called `doop`. The program has to be used with three arguments: - A value - An operator - Another value In case of an invalid operator the programs prints `0`. In case of an invalid number of arguments the program prints nothing. The program has to handle the modulo and division operations by 0 as shown on the output examples below. `fmt.Print` is authorized. ### Usage ```console student@ubuntu:~/piscine-go/test$ go build doop.go student@ubuntu:~/piscine-go/test$ ./doop student@ubuntu:~/piscine-go/test$ ./doop 1 + 1 | cat -e 2$ student@ubuntu:~/piscine-go/test$ ./doop hello + 1 | cat -e 0$ student@ubuntu:~/piscine-go/test$ ./doop 1 p 1 | cat -e 0$ student@ubuntu:~/piscine-go/test$ ./doop 1 / 0 | cat -e No division by 0$ student@ubuntu:~/piscine-go/test$ ./doop 1 % 0 | cat -e No modulo by 0$ student@ubuntu:~/piscine-go/test$ ./doop 1 "*" 1 1 ```