About ask doubts

the "ask doubt " button is working for the full liffe time of the course i.e. 9 months
or is it available for short period of time ?

hello @Harsh_aggarwal
doubt support will be there for 6 months .

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mathodology of backtraking in tsp

There are three closed and opaque cardboard boxes. One is labeled “APPLES”, another islabeled “ORANGES”, and the last is labeled “APPLES AND ORANGES”. You know that the labelsare currently misarranged, such that no box is correctly labeled. You would like to correctlyrearrange these labels. To accomplish this, you may draw only one fruit from one of the boxes.Which box do you choose, and how do you then proceed to rearrange the labels?

can you please explain this question?