1840509_wa.c

北大大牛代码 1240道题的原代码 超级权威

# include <stdio.h>

long a[16] = {1,0,6,12,90,360,2040,10080,54810,290640,1588356,8676360,4797776,266378112,1488801600};
void main()
{
  int m, n;
  scanf("%d",&n);
  while(n--)
 {
   scanf("%d",&m);
   printf("%ld\n",a[m]);
 }
}