CSES - DatatÃ¤hti 2016 alku - Results
 Task: Tontti Sender: Zacchon Submission time: 2015-10-10 15:31:24 Language: Java Status: READY Result: 0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.20 s1details
#2ACCEPTED0.17 s1details
#30.17 s1details
#40.17 s1details
#50.18 s1details
#6--2details
#7--2details
#8--2details
#9--2details
#10--2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

### Code

```public class Tontti {
public static void main(String[] args) {
IO io = new IO();

int n = io.nextInt();
int m = io.nextInt();
int x = io.nextInt();

boolean[][] in = new boolean[n][m];
int out = 0;

int tr = 0;
for (int i=0; i<n; i++) {
String s = io.next();
for (int j=0; j<m; j++) {
if (s.charAt(j) == '.') {
in[i][j] = false;
} else {
in[i][j] = true;
tr++;
}
}
}

int sMin = Math.max(1,(int)Math.ceil(Math.sqrt(x)));
for (int i=0; i <= n-sMin; i++) {
for (int j=0; j <= m-sMin; j++) {
for (int s = sMin; s < n-i && s <= m-j; s++) {
if (treeCount(in, i, j, s) == x) {
out++;
} else if (treeCount(in, i, j, s) > x) {
break;
}
}
}
}

io.println(out);

io.close();
}

private static int treeCount(boolean[][] t, int x, int y, int s) {
int count = 0;
for (int i=x; i<x+s; i++) {
for (int j=y; j<y+s; j++) {
if (t[i][j]) count++;
}
}
return count;
}

}
```

### Test details

Group: 1

Verdict:

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

correct output
94

user output
80

#### Test 2

Group: 1

Verdict: ACCEPTED

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

correct output
0

user output
0

Group: 1

Verdict:

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

correct output
4

user output
3

Group: 1

Verdict:

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

correct output
16

user output
15

Group: 1

Verdict:

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

correct output
30

user output
26

#### 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)