power-of-two-nests.yml

- name: Demonstrating the power of nested loops
  hosts: localhost
  gather_facts: false
  tasks:

  - name: Generate
    debug:
      msg: "{{ item.0.0 + item.1.0 + item.2.0 + item.3.0 + item.4.0 }}"
    loop: "{{ digits | product(digits, digits, digits, digits) | list }}"

  vars:
    digits:
      - "0"
      - "1"