蓝桥杯算法提高VIP-排列数-题解（Java代码）
importjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);int[]n=newint[]{scanner.nextInt()};f(0,
蓝桥杯算法提高VIP-排列数-题解(Java代码)
```javastaticintn;staticintsum=0;staticinta[]=newint[12];staticintvis[]=newint[12];publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.
蓝桥杯算法提高VIP-排列数-题解(Java代码)
```javaimportjava.util.Scanner;publicclassMain{publicstaticintcnt=0;publicstaticintn;publicstaticint[]arr=newint[10];publicstaticint[]book=newint[10];p