Multisets (1) P63227


Statement
 

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Write a program that, given two numbers n and x, prints all the multisets that can be made up with {1, …, n}, in such a way that every number appears at most x times.

Input

Input consists of a natural number n > 0, followed by a natural number x > 0.

Output

Print all the multisets that can be made with {1, …, n}, using each number at most x times. The numbers inside each multiset must appear in non-decreasing order.

Information about the checker

You can print the solutions to this exercise in any order.

Public test cases

  • Input

    2 3

    Output

    {}
{2}
{2,2}
{2,2,2}
{1}
{1,2}
{1,2,2}
{1,2,2,2}
{1,1}
{1,1,2}
{1,1,2,2}
{1,1,2,2,2}
{1,1,1}
{1,1,1,2}
{1,1,1,2,2}
{1,1,1,2,2,2}
    • Information
    Author
    Salvador Roura
    Language
    English
    Translator
    Salvador Roura
    Original language
    Catalan
    Other languages
    Catalan
    Official solutions
    C++
    User solutions
    C++ Python