Takes multiple CIDR as input and converts them into a masscan script file.
$ ./main
Usage: masscidr -i cidr.txt -o outfile
Input file
$ cat cidr.txt
192.168.56.0/24
192.168.57.0/24
Output file
$ cat out.txt
masscan -p1-65535 --rate=10000 192.168.56.0/24
masscan -p1-65535 --rate=10000 192.168.57.0/24