4 ms·
If I have a secret number, I can calculate the square and find the middle 100 digits. If you have the 100 middle digits, it will not be easy for you to find th
by brianpan 16y ago
If I have a secret number, I can calculate the square and find the middle 100 digits. If you have the 100 middle digits, it will not be easy for you to find the secret number.