Tag: numbers

Question:  Given an unsorted list of integers, find out the first missing positive. Problem Description: http://oj.leetcode.com/problems/first-missing-positive/ Examples:  should return 3;   should return 2. Can you do it with O(n) …

A Palindrome string is a string that mirrors itself, for example, ’12a21′ reverse is the same string and ‘abcde’ is not.  A Palindrome number is a integer number that …

The problem is from codeforces: http://www.codeforces.com/problemset/problem/278/A The problem can be simplified as the following: in a double-direction link, given two nodes, compute the shortest distance between them. There are only …

This was an interview question from Google. The difficulty is entry level. The question asks how many zeros are there for the numerical result of 1024!, which is 1 …