#include <cstdio>
FILE *in, *out;
int x[300002],v[300000],c[300000],n,d;
int main()
{
  in = fopen ("partitie.in", "r");
  out = fopen ("partitie.out", "w");
  
  fscanf (in, "%d", &n);
  fprintf (out, "%d", n);
  fclose (in);
  fclose (out);
  return 0;
}