Top 5 Competitive programming website For Beginner

Beginner student can learn from the following website for improving the skill in the programming language in deeps. you can practice solving the problem in any language such as Java, C Language, C++ Langauge, Python, Javascript, R, Ruby, Machine learning, Artificial Intelligent. Also, you can post your problem. This competitive website provides the Online Program write and run facility. you can also upload the code file from the local machine.
1)HackerRank
2)TopCoder
3)HackerEarth
4)Codechef
5)Leetcode