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Implement stack with max,push and pop Given unsorted array, find pair with a given sum , O(n) Complexity Puzzle - 7g gold to be distributed in 7 days with min cuts. Asked to Generalize 100 bottles , 1 poisonous. How to determine in O(1)
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Senior Software Engineer

Interviewed at InMobi

3.7★
Jan 30, 2017

Implement stack with max,push and pop Given unsorted array, find pair with a given sum , O(n) Complexity Puzzle - 7g gold to be distributed in 7 days with min cuts. Asked to Generalize 100 bottles , 1 poisonous. How to determine in O(1)

1. Imagine a table keeping track of all the rides a driver undertakes in a given day. How do you query that table to find out the time when he did not have any rides. So the table may have a record when he picks up his first ride and then he picks another and then drops both of them. After a while he picks up a few more which again is recorded in the table. So with all that how do you find the data when he does not have any rides
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Senior Data Engineer

Interviewed at Lyft

3.8★
Feb 18, 2019

1. Imagine a table keeping track of all the rides a driver undertakes in a given day. How do you query that table to find out the time when he did not have any rides. So the table may have a record when he picks up his first ride and then he picks another and then drops both of them. After a while he picks up a few more which again is recorded in the table. So with all that how do you find the data when he does not have any rides

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