Test case failed

#1

sir here in some test cases it is showing tle. pls guide me on how I can rectify it.

#2

hi @sadhukhansubhajit117_efa308a4648c64df use long long and dont use 2 o(n2) it will give TLE, refer
https://www.geeksforgeeks.org/trapping-rain-water/

#3

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