#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAXSTUDENTS 1000

int main (void)
{
  int n;
  char name[MAXSTUDENTS][100];
  int a[MAXSTUDENTS];
  int k;

  FILE *in = fopen("student-names.txt", "r"),
    *out = fopen("team-assignments-2.html", "w");
  fscanf (in, "%d\n", &n);
  for (int i = 0; i < n; i ++)
    {
      fgets (name[i], 81, in); name[i][strlen(name[i])-1] = 0; 
    }
  fclose (in);

  srand (2);
  for (int i = 0; i < n; i ++) a[i] = i;
  for (int i = 0; i < n-1; i ++)
    {
      int j = i + rand() % (n-i);
      k = a[j]; a[j] = a[i]; a[i] = k;
    }

  fprintf (out, "<p><ul>\n");
  for (int i = 0; i < (n+1)/3-1; i ++)
    fprintf (out, "<li> %s; %s; %s </li>\n", name[a[3*i]], name[a[3*i+1]], name[a[3*i+2]]);
  if (n % 3 == 1)
    fprintf (out, "<li> %s; %s; %s; %s </li>\n", name[a[n-4]], name[a[n-3]], name[a[n-2]], name[a[n-1]]);
  else if (n % 3 == 2)
    fprintf (out, "<li> %s; %s; %s </li>\n<li> %s; %s </li>\n",
        name[a[n-5]], name[a[n-4]], name[a[n-3]], name[a[n-2]], name[a[n-1]]);
  else fprintf (out, "<li> %s; %s; %s </li>\n", name[a[n-3]], name[a[n-2]], name[a[n-1]]);
  fprintf (out, "</ul></p>\n");

  fclose (out);
}