Serija (z1) - datoteke

#include <iostream>
using namespace std;
main()
{
      int m, n, a[100][100];
      int serija = -1, br = -1;
      int s = 1;
      int t = 1;
      FILE *in, *out;

      in = fopen("ulaz1.txt", "r");
      fscanf(in, "%d %d", &m, &n);

      for (int i=0; i<m; i++)
      for (int j=0; j<n; j++)
          fscanf(in, "%d", &a[i][j]);

      for (int i=0; i<m; i++)
      {
          s = 1;
          for (int j=1; j<n; j++)
              if (a[i][j] == a[i][j-1])
                 s = s + 1;
              else
                  if (s>=t+1)
                  {
                          serija = i;
                          t = s;
                          s = 1;
                          br = a[i][j-1];
                  }

          if (s>t+1)
                  {
                          serija = i;
                          t = s;
                          s = 1;
                          br = a[i][n-1];
                  }
      }

      out = fopen("izlaz1.txt", "w");
      if (serija!=-1)
         fprintf(out, "%d %d", serija, br);
      else
         fprintf(out, "NULL");

      fclose(in);
      fclose(out);

      // system ("PAUSE");
}