Can anybody plz explain why the upper bound of n in problem Primes or Palindromes? is 10^7. I have spent a whole day but coul not figure out. Plz can someone explain rigourously.
Primes or Palindromes?
Can anybody plz explain why the upper bound of n in problem Primes or Palindromes? is 10^7. I have spent a whole day but coul not figure out. Plz can someone explain rigourously.