From where i can learn advanced level of all the languages

Answer 1

You can practice and prepare yourself at online sites like tophaker, codeacademy, codechef etc.
Advanced coding can be achieved by solving more and more programming problems, you have to practice more .You have to go through books for particular field (say video game development).
Actually, advanced coding is a professional art which can be achieved by studying computer science at good colleges.

Answer 2

exercism.io where you will learn the language, a build tool, basic level unit testing

firecode.io where you will go through increasing levels of difficulty in your chosen language. currently supports c, c++, Python, Java.

hacker rank challenges to be visible to employers

these can be a good start