0
$\begingroup$

I have a collection of cards, then:

  • If I put them in stacks of 2, I have 1 left
  • If I put them in stacks of 3, I have 1 left
  • If I put them in stacks of 4, I have 1 left
  • If I put them in stacks of 7, I have 0 left

So how many cards do I have??

2 Answers 2