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0of 0 votesGiven a bar chart which the heights of bars are notated as an array of positive integers. Rectangles can be formed in areas covered by one or more bars. Find the largest rectangle.
0of 0 votesHow do you go about the phone interview for troubleshooting a problem, say "my computer has become slow 3 times from the last week.". Can someone please give the detailed explanation of how to go about this question. Also, "my internet is not working". How to go about these 2 troubleshooting problems in the phone interview?
1of 1 voteFB On-site March
Q: Find number of Islands.
XXXOO
OOOXX
XXOOX
Return 3 islands.
1 1 1OO
OOO2 2
3 3OO 2
Followup: If the board is too big to fit in memory, how to get the number?
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0of 0 votes
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0of 0 votesGiven two sets of intervals such as {[1, 2], [4, 8]} and {[2, 5]}. Find their union {[1, 8]} for the two intervals.