#include <stdio.h>

int main (void)
{
  int K, k;
  int c, d, t;
  int td[1001];
  int don[1001][101];
  int v[1001];
  int viol;
  int i, j;
  int m;

  FILE *in = fopen ("money.in", "r");
  fscanf (in, "%d\n", &K);
  for (k = 1; k <= K; k ++)
    {
      fscanf (in, "%d %d %d\n", &c, &d, &t);
      viol = 0;
      for (i = 1; i <= d; i ++)
	{
	  td[i] = 0; v[i] = 0;
	  for (j = 1; j <= c; j ++)
	    don[i][j] = 0;
	}
      while (t > 0)
	{
	  fscanf (in, "%d %d %d\n", &i, &j, &m);
	  don[i][j] += m; td[i] += m;
	  if (don[i][j] > 2100 || td[i] > 40000)
	    { v[i] = 1; viol = 1; }
	  t --;
	}

      printf ("Data Set %d:\n", k);
      if (viol)
	{
	  printf ("Violators:\n");
	  for (i = 1; i <= d; i++)
	    if (v[i]) printf ("%d\n", i);
	}
      else printf ("No violations\n");
    }
  fclose (in);
  return 0;
}