Hello everyone, I was solving problem C of a div 3 contest 1702C - Train and Queries Question and I just used 2 hash maps to stores the first and last occurence of each station, but on test case 45 its saying TLE.

165981690 2 Hash Map solution

Then i read the editorial and tried to using just one hashmap but still it says TLE.

165982877 1 Hash Map solution

Please Help.