01204212/like
- This is part of 01204212
You want to keep track of the number of "likes" each status has. In the beginning, every status has 0 likes. You are given a sequence of like clicks (as a sequence of status IDs).
Input
- First line: an integer N (1<=N<=100,000)
- The next N lines: each line contains an integer x, the ID of the post clicked.
Output
There are N lines of output, each contains the current number of likes the post ID x has so far (including this one).
Example
Input
10 4 2 4 10 100 30 10 35 4 200
Output
1 1 2 1 1 1 2 1 3 1
Test data
Use the test data for ID requests
Download at: here
Solution to n10.in
1 1 1 1 1 1 1 2 1 2
Solution to n1000.in (first 20 lines)
1 1 1 1 1 2 1 1 1 1 1 2 3 1 2 1 4 2 1 1
Code
Collections: you will have to use the Map interface. These are implementations:
You can use the same Main class from task ID request