Description
Find a 3x3 set of fields whose sum equals the searched number on a 10x10 grid withing 30 seconds. Are you capable enough? Can you master the numbers or will your brain yield to that challenge?
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Find a 3x3 set of fields whose sum equals the searched number on a 10x10 grid withing 30 seconds. Are you capable enough? Can you master the numbers or will your brain yield to that challenge?