Submission #24376419

Source Code Expand

import java.util.*;
public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int k = sc.nextInt();
        int[] c = new int[n];
        for(int i = 0; i < n; i++){
            c[i] = sc.nextInt();
        }
        sc.close();
        HashMap<Integer, Integer> map = new HashMap<>();
        for(int i = 0; i < k; i++){
            map.put(c[i], map.getOrDefault(c[i], 0) + 1);
        }
        int ans = map.size();
        for(int i = k; i < n; i++){
            map.put(c[i-k], map.get(c[i-k])-1);
            if(map.get(c[i-k]) == 0){
                map.remove(c[i-k]);
            }
            map.put(c[i], map.getOrDefault(c[i], 0) + 1);
            ans = Math.max(ans, map.size());
        }
        System.out.println(ans);
    }
}

Submission Info

Submission Time
Task C - Colorful Candies
User T6XECZ
Language Java (OpenJDK 11.0.6)
Score 300
Code Size 860 Byte
Status AC
Exec Time 819 ms
Memory 66240 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 24
Set Name Test Cases
Sample example0.txt, example1.txt, example2.txt
All 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, example0.txt, example1.txt, example2.txt
Case Name Status Exec Time Memory
000.txt AC 122 ms 35492 KiB
001.txt AC 759 ms 60908 KiB
002.txt AC 709 ms 61180 KiB
003.txt AC 720 ms 60600 KiB
004.txt AC 757 ms 61220 KiB
005.txt AC 713 ms 64028 KiB
006.txt AC 682 ms 59392 KiB
007.txt AC 672 ms 60796 KiB
008.txt AC 776 ms 62960 KiB
009.txt AC 819 ms 65504 KiB
010.txt AC 793 ms 66240 KiB
011.txt AC 814 ms 64748 KiB
012.txt AC 679 ms 60456 KiB
013.txt AC 738 ms 60796 KiB
014.txt AC 699 ms 60568 KiB
015.txt AC 715 ms 60776 KiB
016.txt AC 607 ms 63180 KiB
017.txt AC 497 ms 57592 KiB
018.txt AC 506 ms 57000 KiB
019.txt AC 629 ms 58868 KiB
020.txt AC 638 ms 60164 KiB
example0.txt AC 117 ms 35484 KiB
example1.txt AC 108 ms 35404 KiB
example2.txt AC 106 ms 35660 KiB