// This renumbers, adds and deletes tracks.
#include <stdio.h>
#include <stdlib.h>
#include "h.h"

int main(int argc, char * args[]){
  note * outmusic = 0;
  int j; BP bp; note * mus = Read("", &bp); 
  for(j=1; j<argc; ++j){int k = atoi(args[j]);
    if(k>bp.trks) {printf("Only %d tracks in input file\n", bp.trks);
       exit(42);}
    void sc(note n){if(n.trk == k) {n.trk = j; aug(n, &outmusic);}}
    scan(sc, mus, 0);
  }
  bp.trks = argc-1;
  Free(&mus); Write("", outmusic, &bp);
return 0;}