Restaurant Customers cses problem solution -
Problem Statement-
- Time limit: 1.00 s
- Memory limit: 512 MB
What was the maximum number of customers?
Input
The first input line has an integer : the number of customers.
After this, there are lines that describe the customers. Each line has two integers and : the arrival and leaving times of a customer.
You may assume that all arrival and leaving times are distinct.
Output
Print one integer: the maximum number of customers.
Constraints
Input:
3
5 8
2 4
3 9
Output:
2
solution-
Step 1- take input in a vector which contain pair of int and bool and insert arrival time as true and leaving time as false.
Step 2- sort the vector.
stem 3- iterate over vector and when you found true update max if max > ans
step 4- else if you strike false update ans as ans-1
Here is code solution -