Getting TLE,MLE,WA don't know why

#1

PLZ HELP

#2

Hey @Akshay123
Your approach seems fine
Slight changes needed
Please cross verify your approach with this https://ide.codingblocks.com/s/235860

#3

https://ide.codingblocks.com/s/236181, still getting TLE on test case 5, PLZ HELP

#4

@Akshay123
Just use unordered_map instead of map
Rest is fine

#5

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