### Q1: Which of these programs are fast enough?  Why?
### Q2: Which of these programs are CPU-bound?
### Q3: Which of the CPU-bound programs spend most of their time in user mode?
### Q4: Which of the CPU-bound programs spend most of their time in system mode?
### Q5: Which program consumes the most memory?
### Q6: Which program consumes the most CPU time?
### Q7: Which function consumes the most time according to the profile?
### Q8: Which function is called most often?
### Q9: Which function calls `sethi` most often
### Q10: Which function is called by `lessthan` most often?
### Q11: According to the `gcov` output, which line in `solve` is executed most often?