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Recursion & Backtracking
Question
Easy
tcs-nqt
In backtracking, when do we 'backtrack'?
A
When we find a valid solution
B
When the current path cannot lead to a valid solution
C
When the input is empty
D
When the function is called
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In backtracking, when do we 'backtrack'? | Recursion & Backtracking MCQ | TomoLink | TomoLink
