CSES - Datatähti 2016 alku - Results
Submission details
Task:Tontti
Sender:ollpu
Submission time:2015-09-30 17:47:39
Language:Java
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.19 s1details
#2ACCEPTED0.17 s1details
#30.19 s1details
#40.18 s1details
#50.17 s1details
#6--2details
#7--2details
#8--2details
#9--2details
#10--2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

Code

import java.util.Map;
import java.util.TreeMap;
import java.lang.Math;

public class Main {
  public static void main(String[] args) {
    IO io = new IO();
    
    int n = io.nextInt();
    int m = io.nextInt();
    int x = io.nextInt();
    
    TreeMap<Integer, TreeMap<Integer, Boolean>> metsa = new TreeMap<Integer, TreeMap<Integer, Boolean>>();
    
    for(int ni = 1; ni <= n; ni++) {
      String row = io.next();
      TreeMap<Integer, Boolean> metsa_row = new TreeMap<Integer, Boolean>();
      metsa.put(ni, metsa_row);
      for(int mi = 1; mi <= m; mi++) {
        if(row.charAt(mi-1) == '*') {
          metsa_row.put(mi, true);
        }
      }
    }
    
    int sqrt_x = (int) Math.floor(Math.sqrt((double) x));
    
    int options = 0;
    for(int x1 = 1; x1 <= n-sqrt_x; x1++) for(int y1 = 1; y1 <= m-sqrt_x; y1++) {
      int min = Math.min(n-x1, m-y1);
      for(int w = 1; w <= min; w++) if(sqrt_x < w) {
        int val = 0;
        for(int x2 = x1; x2 <= x1+w; x2++) {
          TreeMap<Integer, Boolean> row = metsa.get(x2);
          if(row != null) {
            for(int y2 = y1; y2 <= y1+w; y2++) {
              if(row.get(y2) != null) val++;
            }
          }
        }
        if(val == x) {
          options++;
        } else if(val > x) {
          break;
        }
      }
    }
    
    io.println(options);
    io.close();
  }
}

Test details

Test 1

Group: 1

Verdict:

input
10 10 1
......*...
.......*..
*..*....*.
*....*....
...

correct output
94

user output
59

Test 2

Group: 1

Verdict: ACCEPTED

input
10 10 5
**********
**********
**********
**********
...

correct output
0

user output
0

Test 3

Group: 1

Verdict:

input
10 10 10
**...*...*
*..*.**.*.
...**.*..*
*...**.*..
...

correct output
4

user output
3

Test 4

Group: 1

Verdict:

input
10 10 5
****......
*.*.**..**
....*.*..*
...*.***..
...

correct output
16

user output
5

Test 5

Group: 1

Verdict:

input
10 10 2
**.***..*.
...*.*....
.***.*...*
***.***..*
...

correct output
30

user output
2

Test 6

Group: 2

Verdict:

input
500 500 1
.................................

correct output
9552040

user output
(empty)

Test 7

Group: 2

Verdict:

input
500 500 5
.................................

correct output
1536063

user output
(empty)

Test 8

Group: 2

Verdict:

input
500 500 25000
**...*...**..*.*..*.**.*..*.*....

correct output
288

user output
(empty)

Test 9

Group: 2

Verdict:

input
500 500 12500
**.**.*..*...*.**...*.***........

correct output
786

user output
(empty)

Test 10

Group: 2

Verdict:

input
500 500 5000
.*.*.**..*.*.**.**..*..**...*....

correct output
1763

user output
(empty)

Test 11

Group: 3

Verdict:

input
2000 2000 1
.................................

correct output
489611392

user output
(empty)

Test 12

Group: 3

Verdict:

input
2000 2000 5
.................................

correct output
120725884

user output
(empty)

Test 13

Group: 3

Verdict:

input
2000 2000 400000
..*..**.**.**.*.***...**.*..**...

correct output
1849

user output
(empty)

Test 14

Group: 3

Verdict:

input
2000 2000 200000
***.*....*.*..*....**..*..*.*....

correct output
2665

user output
(empty)

Test 15

Group: 3

Verdict:

input
2000 2000 80000
**.**...*.***.**....**.*....*....

correct output
5587

user output
(empty)