Xianqiao Wang

Xianqiao Wang

Some records of life and study

  • Home

一组数字的所有排列

https://blog.csdn.net/k346k346/article/details/51154786

排列个数是阶乘:"n!"。


递归:调用一个元素,将它在每个位置放一遍,已经调过的元素不在被调换


非递归:字典序生成全排列

Published by Xianqiao Wang on November 25th, 2018

  • Algorithm
  • RSS

© 2025 Xianqiao's Site.

Design by Fabien Penso. Powered by Postach.io