#include #include #include #include using namespace std; int main() { int l,r; while(scanf("%d %d",&l,&r)==2) { /// Naive! What assume l < r? int ll=min(l,r); int rr=max(l,r); /// F^K. Why the problem does not show the REAL range? int maxcnt=-1; for(int i=ll;i<=rr;i++) { long long c=i; int cnt=1; while(c!=1) { if(c&1) c=c*3+1; else c=c/2; ++cnt; } maxcnt=max(maxcnt,cnt); } printf("%d %d %d\n",l,r,maxcnt); } return 0; }