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

#define INPUTS  2
#define OUTPUTS 1

int main(int argc, char** argv) {
  int  in[INPUTS];
  int out[OUTPUTS];
  int i;
  for(i=0; i<INPUTS; i++)
    in[i] = i+1>=argc ? 0 : atoi(argv[i+1]);
  /* put your code below this line */

  /* put your code above this line */
  for(i=0; i<OUTPUTS; i++)
    fprintf(stderr, "%d ", out[i]);
  fprintf(stderr, "\n");
}