Is Perfect Number 完美数（esay）
ksharpdabu Good morning! Here’s your coding interview problem for today. This problem was asked by Microsoft. A number is considered perfect if its digits sum up to exactly 10. Given a…
7. Reverse Integer整数反转 (Easy)
Given a 32-bit signed integer, reverse digits of an integer.（将一个32位的有符号的整数的进行反转，注意：反转后可能会溢出，如果溢出，则返回0） Example 1: Input: 123 Output: 321 Example 2: Input: -123 Output: -321 Example 3: Input: 120 Output: 21 Note: Assume…
Make all the array elements odd with minimum operations of given type
Make all the array elements odd with minimum operations of given type Given an array arr consisting of even integers. At each move, you can select any even number X…
Angles of a Clock
Hi, here’s your problem today. This problem was recently asked by Microsoft: Given a time in the format of hour and minute, calculate the angle of the hour and minute…