# Combination of 4 numbers

Input interpretation |
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combinations | length | 4 |

Number of distinct combinations of 4 objects |

16 |

Combinations of {1, 2, 3, 4} |

{} | {1} | {2} | {3} | {4} | {1, 2} | {1, 3} | {1, 4} | {2, 3} | {2, 4} | {3, 4} | {1, 2, 3} | {1, 2, 4} | {1, 3, 4} | {2, 3, 4} | {1, 2, 3, 4} (total: 16) |