For the test case [7 7 7] all of [1 7] [2 7] [3 7] should be valid responses, right? Also you don't have any test cases where the game is not winnable.
Summing Digits within Text
Right and wrong
Is the Point in a Circle?
Find last zero for each column
Find the hypotenuse
Method of Common Differences part-1
Method of Common Differences part-2
Number of cyles and fixed points in a permutation
Number of paths on a grid
Index of a Rational number
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