/*这是一个输入数据产出随机数据的程序，主要用来演示变量的属性设置*/
#include"stdio.h"
#define N 10
static unsigned long k=-1;
void   unsigned startnum(unsigned int seed)
{
    k=seed;                                               
}
  unsigned randnum(long n)
  {
      k=((k*159+23)%n)+1;
      return k;
  }
main()
{
     register unsigned int i;
     long n=0;
     while(!(n>0&&(k>0&&k<=65536)))
     {
         printf("\n input the seek and the max random [1-65535]:\n");
             scanf("%1d%1d",&k,&n);
         if(n<=0)
             printf("\n wrong seek!");
         if(k<=0||k>65536)
             printf("\n wrong max random");
     }
     startnum(n);
     for(i=0;i<N;i++)
         printf("%6u",randnum(n));
     return;
}

唉，很多人都不会哦