#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
typedef uint64_t u64;
int n,s,t; u64 adj[64], cadj[64];
static int hasClique(u64 cand, int k, u64 *A){ // clique of size k within cand
  if(k==0) return 1;
  if(__builtin_popcountll(cand)<k) return 0;
  while(cand){ int v=__builtin_ctzll(cand); cand&=cand-1;
    if(hasClique(cand & A[v], k-1, A)) return 1;
    if(__builtin_popcountll(cand)<k) return 0; }
  return 0;
}
int main(int argc,char**argv){ n=atoi(argv[1]); s=atoi(argv[2]); t=atoi(argv[3]);
  int h=n/2; long found=0; u64 full=(n==64)?~0ULL:((1ULL<<n)-1);
  for(long mask=0; mask<(1L<<h); mask++){
    int inD[64]={0};
    for(int d=1; d<=h; d++) if(mask>>(d-1)&1){ inD[d]=1; inD[n-d]=1; }
    for(int i=0;i<n;i++){ adj[i]=0; cadj[i]=0;
      for(int j=0;j<n;j++) if(i!=j){ int d=(j-i+n)%n; if(inD[d]) adj[i]|=1ULL<<j; else cadj[i]|=1ULL<<j; } }
    if(hasClique(adj[0], s-1, adj)) continue;
    if(hasClique(cadj[0], t-1, cadj)) continue;
    found++;
    printf("FOUND mask=%ld D=",mask); for(int d=1;d<=h;d++) if(inD[d]) printf("%d,",d); printf("\n"); fflush(stdout);
    if(found>=3) break;
  }
  fprintf(stderr,"done n=%d found=%ld\n",n,found); return 0; }