---
- hosts: all
  gather_facts: no
  tasks:
    - name: Ping all hosts
      ping:
      register: ping_result
      ignore_errors: yes

    - name: Display success message
      debug:
        msg: "Successfully connected to {{ inventory_hostname }}"
      when: ping_result is succeeded

    - name: Display failure message
      debug:
        msg: "Failed to connect to {{ inventory_hostname }}: {{ ping_result.msg if 'msg' in ping_result else 'Unknown error' }}"
      when: ping_result is failed