forget_it's blog

By forget_it, history, 4 years ago, In English

Please tell me how to approach grid based problems ,especially regarding counting of possible ways to do something.

Is there any algos related to it, please list them.. Any Study material related to these type of problems will help .

for eg. problems like (from codejam):

Problem 1

Problem 2

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4 years ago, # |
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I don't think this is a good angle to look at this, as if there is some "list of approaches" for "grid problems". The problem you linked is a very ad-hoc one with a constructive solution: solving process is more like trying different patterns with some experience.