Zeros and ones (2)

Write a program to print all the combinations of $n - o$ zeros and $o$ ones, for some given $n$ and $o$.

Input

Input consists of $n$ and $o$, two natural numbers such that $n > 0$ and $0 \le o \le n$.

Output

Print all the combinations of $n - o$ zeros and $o$ ones, one per line and in lexicographical order.

Problem information

Author: Unknown
Translator: Carlos Molina

Generation: 2026-01-25T11:20:25.115Z

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