Question Number 157177 by mathocean1 last updated on 20/Oct/21

Answered by puissant last updated on 20/Oct/21

Commented by mathocean1 last updated on 22/Oct/21

$${thanks}\:{le}\:{puissant}. \\ $$
Commented by puissant last updated on 24/Oct/21

$${d}'{accord}\:{de}\:{rien}.. \\ $$