Sudoku Solver without bool return type

#1

i have done the solution without using a bool return type. But not able to understand if there is any difference in time complexity of my solution and the solution showed in the tutorial
code:

#2

@myself.yash.srivastav
Hello yash,
there wont be any difference in between these two solutions.
because we will perfom same number of operation to find the first valid solution

#3

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