编程面试题

共 224 道题。按主题或难度筛选，然后在浏览器中解题。

显示第 1 至 50 条，共 224 条


1Reverse a String		入门
2Count Vowels		入门
3Sum of Digits		入门
4Factorial		入门
5Fibonacci Number		入门
6Check Prime Number		入门
7Find the Largest Number		入门
8Second Largest Number		入门
9Count Even Numbers		入门
10Leap Year		入门
11Greatest Common Divisor		入门
12Least Common Multiple		入门
13Reverse the Digits		入门
14Armstrong Number		入门
15Palindrome String		入门
16Count Digits		入门
17Running Sum of an Array		入门
18Max Consecutive Ones		入门
19Decimal to Binary		入门
20Binary to Decimal		入门
21To Lower Case		入门
22Count a Character		入门
23Remove Vowels		入门
24Transpose Matrix		入门
25Check if an Array Is Sorted		入门
26Perfect Number		入门
27Steps to Reduce a Number to Zero		入门
28Richest Customer Wealth		入门
29Jewels and Stones		入门
30FizzBuzz		入门
31Valid Anagram		简单
32Contains Duplicate		简单
33Remove Duplicates from Sorted Array		简单
34Missing Number		简单
35Single Number		简单
36Power of Two		简单
37Counting Bits		简单
38Majority Element		简单
39Move Zeroes		简单
40Merge Sorted Array		简单
41Squares of a Sorted Array		简单
42Two Sum II: Sorted Input		简单
43Valid Palindrome		简单
44Is Subsequence		简单
45Longest Common Prefix		简单
46Find the First Occurrence in a String		简单
47Plus One		简单
48Pascal's Triangle		简单
49Climbing Stairs		简单
50Binary Search		简单

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