It is a worldwide known competition for the aspirants who are very much skilled in coding technology. It offers a chance to people all over the world to develop and hone their programming skills. It is a 3-hour rounds competition having a variety of algorithmic challenges, developed by Google Engineers so that one can identify the level of technical skills required at Google.
Each round is open to all the participants, and no pre-qualification is needed, so it is easily accessible and gives a better opportunity to the coders. After the rounds you have completed, you can check your rankings and the round analysis. Top competitors are contacted by Google for a chance of interview.
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This competition is particularly a team-based challenge. It allows you to share your skills and make network with the coders all round the world. In small teams of two or four coders will tackle the first problem through online qualifications. This round is conducted online, thus calling teams virtually to compete side by side in locally coordinated hubs.
From here top teams are invited to join the virtual World Finals. It has a Judge system where you can form team, join a hub, practice and compete. YouTube videos can be streamed online for the introductory part and four hours will be given to each team to solve the problem with the interested programming language. At the World Finals the selected teams will compete for the grand problem to win cash prize.