You will be given a definition of a task first, then some input of the task.
The task is to generate the correct answer for a given math problem.

Problem: in a certain deck of cards , each card has a positive integer written on it , in a multiplication game a child draws a card and multiplies the integer on the card with the next large integer . if the each possible product is between 10 and 400 , then the least and greatest integer on the card would be
Output:
3 and 20