InterviewSolution
Saved Bookmarks
| 1. |
A number is said to be a 'zeroth number' if the sum of the squares of its digits ends in a zero. How many two-digit 'zeroth numbers' are there? |
|
Answer» A number is said to be a 'zeroth number' if the sum of the squares of its digits ends in a zero. How many two-digit 'zeroth numbers' are there? |
|