P1706 Full Permutation Problem
Description
Output, in lexicographic order, all non-repeating permutations of the natural numbers $1$ to $n$, i.e., the full set of permutations of $1$ to $n$. No generated sequence may contain repeated numbers.
Input Format
A single integer $n$.
Output Format
All non-repeating sequences composed of $1 \sim n$, one sequence per line. Each number should be printed in a field of width $5$.
Explanation/Hint
$1 \leq n \leq 9$。
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