What exactly one needed to participate in Google code jam?

Question

Tell me your experiance

Answer 1

You can use any programming language, or code environment to acquire solutions. In these types of competitions it's all about intuition, and you'll be up against the very best however, that needn't deter your ambitions.

Answer 2

Choose your language then prepare it to its core then study datastructures practice some past problems to get the scenario of toughness. Follow this points before preparing:
1)Read the terms and conditions of the competition becozz its rules are completely different.
2) You will have qualify round first then round 1 and round 2…
3) Practice must starts from past problems which will be given in its site with input file and learn its extension.
Hope it helps!!