CSES - Datatähti 2026 alku

Submission details
Task:	Maalaus
Sender:	20mins
Submission time:	2025-11-04 15:01:08 +0200
Language:	Java
Status:	READY
Result:	10

Feedback
group	verdict	score
#1	ACCEPTED	10
#2	RUNTIME ERROR	0
#3	RUNTIME ERROR	0
#4	RUNTIME ERROR	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.14 s	1, 3, 4	details
#2	RUNTIME ERROR	0.14 s	3, 4	details
#3	ACCEPTED	0.13 s	1, 3, 4	details
#4	RUNTIME ERROR	0.14 s	2, 4	details
#5	RUNTIME ERROR	0.15 s	2, 4	details
#6	RUNTIME ERROR	0.14 s	3, 4	details
#7	RUNTIME ERROR	0.14 s	3, 4	details
#8	RUNTIME ERROR	0.14 s	4	details
#9	RUNTIME ERROR	0.14 s	4	details
#10	ACCEPTED	0.15 s	1, 3, 4	details
#11	ACCEPTED	0.14 s	1, 3, 4	details
#12	RUNTIME ERROR	0.14 s	2, 4	details
#13	RUNTIME ERROR	0.15 s	2, 4	details
#14	RUNTIME ERROR	0.14 s	4	details
#15	RUNTIME ERROR	0.14 s	4	details
#16	RUNTIME ERROR	0.15 s	4	details
#17	RUNTIME ERROR	0.14 s	4	details

Code

import java.util.*;

public class Main {
    static class Op {
        int time;
        int color;
        Op(int time, int color) {
            this.time = time;
            this.color = color;
        }
    }

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = scanner.nextInt();
        int m = scanner.nextInt();
        int k = scanner.nextInt();
        int q = scanner.nextInt();
        scanner.nextLine();

        Op[] rowOp = new Op[n];
        Op[] colOp = new Op[m];

        for (int i = 0; i < n; i++) rowOp[i] = new Op(-1, 0);
        for (int j = 0; j < m; j++) colOp[j] = new Op(-1, 0);
        for (int t = 0; t < k; t++) {
            String line = scanner.nextLine();
            String[] op = line.split("\\s+");
            String type = op[0];
            int index = Integer.parseInt(op[1]) - 1;
            int color = Integer.parseInt(op[2]);

            if (type.equals("R")) {
                rowOp[index].time = t;
                rowOp[index].color = color;
            } else if (type.equals("C")) {
                colOp[index].time = t;
                colOp[index].color = color;
            }
        }

        int[] result = new int[q];
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < m; j++) {
                int finalColor = (rowOp[i].time > colOp[j].time) ? rowOp[i].color : colOp[j].color;
                if (finalColor >= 1 && finalColor <= q) {
                    result[finalColor - 1]++;
                }
            }
        }
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < q; i++) {
            sb.append(result[i]);
            if (i < q - 1) sb.append(" ");
        }
        System.out.println(sb);
    }
}

Test details

Test 1 (public)

Group: 1, 3, 4

Verdict: ACCEPTED

input
`3 4 4 4 R 1 1 C 3 4 R 2 2 R 1 1` view save

correct output
`4 4 0 1` view save

user output
`4 4 0 1` view save

Test 2 (public)

Group: 3, 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 5 10 C 70724881 4 C 290904744 1 C 569311326 5 R 896293092 1 ...` view save

correct output
`3999999991 1999999998 19999999...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 3

Group: 1, 3, 4

Verdict: ACCEPTED

input
`10 10 10 10 R 10 8 C 1 2 R 10 2 R 1 4 ...` view save

correct output
`0 13 0 8 7 20 0 0 10 7` view save

user output
`0 13 0 8 7 20 0 0 10 7` view save

Test 4

Group: 2, 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 1 200000 R 185082082 1 C 549662476 1 R 484749097 1 R 330334821 1 ...` view save

correct output
`199984000629575` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 5

Group: 2, 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 1 200000 C 354072394 1 C 221236382 1 C 63527838 1 C 538599654 1 ...` view save

correct output
`126261014543986` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 6

Group: 3, 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 2000 200...` view save

correct output
`999999400 2999997760 999999118...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 7

Group: 3, 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 2000 200...` view save

correct output
`999999481 0 999999445 0 0 0 0 ...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 8

Group: 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 200000 2...` view save

correct output
`0 0 999997829 0 1999872519 199...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 9

Group: 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 200000 2...` view save

correct output
`999986843 0 0 999966411 999971...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 10

Group: 1, 3, 4

Verdict: ACCEPTED

input
`1 10 10 10 C 1 10 R 1 4 C 9 3 R 1 7 ...` view save

correct output
`1 0 0 0 0 0 0 9 0 0` view save

user output
`1 0 0 0 0 0 0 9 0 0` view save

Test 11

Group: 1, 3, 4

Verdict: ACCEPTED

input
`10 1 10 10 R 4 6 R 5 1 R 4 2 R 3 9 ...` view save

correct output
`0 0 0 0 0 0 0 10 0 0` view save

user output
`0 0 0 0 0 0 0 10 0 0` view save

Test 12

Group: 2, 4

Verdict: RUNTIME ERROR

input
`1 1000000000 1 200000 C 298761159 1 R 1 1 C 831911362 1 C 25171734 1 ...` view save

correct output
`1000000000` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:22)

Test 13

Group: 2, 4

Verdict: RUNTIME ERROR

input
`1000000000 1 1 200000 R 68306849 1 C 1 1 C 1 1 R 485427101 1 ...` view save

correct output
`1000000000` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 14

Group: 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 100 2000...` view save

correct output
`2003899199298 2016897879262 20...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 15

Group: 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 100 2000...` view save

correct output
`1267960483393 1326958437362 12...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 16

Group: 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 10000 20...` view save

correct output
`26998778013 13999380552 239989...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Test 17

Group: 4

Verdict: RUNTIME ERROR

input
`1000000000 1000000000 10000 20...` view save

correct output
`7999699356 8999760379 12999665...` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:21)

Datatähti 2026 alku

Maalaus

Code

Test details

Test 1 (public)

Test 2 (public)

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Tasks

Submissions (20mins)