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Datatähti 2016 alku

Start:2015-09-28 00:00:00
End:2015-10-12 00:00:00
 

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CSES - Datatähti 2016 alku - Results
History
2015-10-03 00:14:510
2015-10-03 00:05:170
2015-10-02 23:57:310
2015-10-02 23:57:05
2015-10-02 23:47:470
2015-10-02 23:44:570
2015-10-02 23:30:370
2015-10-02 23:30:01
2015-10-02 23:29:22
2015-10-01 22:53:170
2015-10-01 18:38:160
2015-10-01 18:31:170
2015-10-01 18:21:010
2015-10-01 18:16:020
2015-10-01 18:14:440
2015-10-01 18:12:430
2015-10-01 18:05:1514
2015-10-01 17:34:2014
2015-10-01 17:27:2314
2015-10-01 09:08:410
2015-10-01 09:07:55
2015-10-01 08:57:040
2015-10-01 08:53:010
2015-10-01 02:12:290
2015-10-01 01:54:080
2015-10-01 01:51:360
Task:Tontti
Sender:Galax
Submission time:2015-10-01 18:05:15
Language:Java
Status:READY
Score:14

Feedback

groupverdictscore
#1ACCEPTED14
#2TIME LIMIT EXCEEDED0
#3TIME LIMIT EXCEEDED0

Test results

testverdicttime (s)group
#1ACCEPTED0.19 / 1.001details
#2ACCEPTED0.17 / 1.001details
#3ACCEPTED0.17 / 1.001details
#4ACCEPTED0.17 / 1.001details
#5ACCEPTED0.17 / 1.001details
#6TIME LIMIT EXCEEDED-- / 1.002details
#7TIME LIMIT EXCEEDED-- / 1.002details
#8TIME LIMIT EXCEEDED-- / 1.002details
#9TIME LIMIT EXCEEDED-- / 1.002details
#10TIME LIMIT EXCEEDED-- / 1.002details
#11TIME LIMIT EXCEEDED-- / 1.003details
#12TIME LIMIT EXCEEDED-- / 1.003details
#13TIME LIMIT EXCEEDED-- / 1.003details
#14TIME LIMIT EXCEEDED-- / 1.003details
#15TIME LIMIT EXCEEDED-- / 1.003details

Code

import java.util.ArrayList;

public class Main {

    private static int hits;

    public static void main(String[] args) {
        IO io = new IO();
        int height = io.nextInt();
        int width = io.nextInt();
        int trees = io.nextInt();
        hits = 0;

        ArrayList<String> woods = new ArrayList<>();

        for (int i = 0; i < height; i++) {
            woods.add(io.next());
        }
        int smallest = height;
        if (height > width) {
            smallest = width;
        }

        iterateThroughAllSquares(width, height, smallest, woods, trees);

        io.println(hits);
        io.close();
    }

    private static void searchSquare(int startx, int starty, int size, ArrayList<String> woods, int trees) {
        int temphits = 0;
        int f1 = starty+size;
        int f2 = startx+size;
        
        for (int j = starty; j < f1; j++) {
            for (int i = startx; i < f2; i++) {
                if (woods.get(j).charAt(i) == '*') {
                    temphits++;

                }
            }
            
        }
        if (temphits == trees) {
            hits++;
        }
    }

    //in this function, the grid starts from 0,0 in the left upper corner

    private static void iterateThroughAllSquares(int width, int height, int size, ArrayList<String> woods, int trees) {
        int f3 = width - size;
        int f4 = height - size;
        for (int i = 0; i <= f3; i++) {
            for (int j = 0; j <= f4; j++) {
                searchSquare(i, j, size, woods, trees);

            }
        }
        //calls itself here
        size--;
        if (Math.pow(size, 2) >= trees) {
            iterateThroughAllSquares(width, height, size, woods, trees);
        }
    }
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10 10 1
......*...
.......*..
*..*....*.
*....*....
...
view   save

correct output
94

view   save

user output
94

view   save

Test 2

Group: 1

Verdict: ACCEPTED

input
10 10 5
**********
**********
**********
**********
...
view   save

correct output
0

view   save

user output
0

view   save

Test 3

Group: 1

Verdict: ACCEPTED

input
10 10 10
**...*...*
*..*.**.*.
...**.*..*
*...**.*..
...
view   save

correct output
4

view   save

user output
4

view   save

Test 4

Group: 1

Verdict: ACCEPTED

input
10 10 5
****......
*.*.**..**
....*.*..*
...*.***..
...
view   save

correct output
16

view   save

user output
16

view   save

Test 5

Group: 1

Verdict: ACCEPTED

input
10 10 2
**.***..*.
...*.*....
.***.*...*
***.***..*
...
view   save

correct output
30

view   save

user output
30

view   save

Test 6

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
500 500 1
.................................
view   save

correct output
9552040

view   save

user output
(empty)

Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
500 500 5
.................................
view   save

correct output
1536063

view   save

user output
(empty)

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
500 500 25000
**...*...**..*.*..*.**.*..*.*....
view   save

correct output
288

view   save

user output
(empty)

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
500 500 12500
**.**.*..*...*.**...*.***........
view   save

correct output
786

view   save

user output
(empty)

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
500 500 5000
.*.*.**..*.*.**.**..*..**...*....
view   save

correct output
1763

view   save

user output
(empty)

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 1
.................................
view   save

correct output
489611392

view   save

user output
(empty)

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 5
.................................
view   save

correct output
120725884

view   save

user output
(empty)

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 400000
..*..**.**.**.*.***...**.*..**...
view   save

correct output
1849

view   save

user output
(empty)

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 200000
***.*....*.*..*....**..*..*.*....
view   save

correct output
2665

view   save

user output
(empty)

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 80000
**.**...*.***.**....**.*....*....
view   save

correct output
5587

view   save

user output
(empty)