CSES - Datatähti 2016 alku - Results
Submission details
Task:Tontti
Sender:fergusq
Submission time:2015-09-29 19:15:53
Language:Java
Status:READY
Result:14
Feedback
groupverdictscore
#1ACCEPTED14
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.17 s1details
#2ACCEPTED0.17 s1details
#3ACCEPTED0.17 s1details
#4ACCEPTED0.17 s1details
#5ACCEPTED0.17 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.*;
public class Puut {
	public static void main(String[] args) {
		IO io = new IO();
	
		int n, m, x;
		n = io.nextInt();
		m = io.nextInt();
		x = io.nextInt();
		
		char k[][] = new char[n][];
		for (int i = 0; i < n; i++) k[i] = io.next().toCharArray();
		
		int a = 0;
		for (int i = (int)Math.sqrt(x); i <= Math.min(n, m); i++) {
			for (int X = 0; X < m-i+1; X++) {
				int p = 0;
				for (int x_ = 0; x_ < i; x_++)
				for (int y_ = 0; y_ < i; y_++)
					p += k[y_][X+x_] == '*' ? 1 : 0;
				int Y = 0;
				do {
					//System.err.println("(" + X + ", " + Y + ")x" + i + " = " + p); 
					if (p == x) { a++; }
					if (Y >= n-i) break;
					for (int x_ = 0; x_ < i; x_++)
						p -= k[Y][X+x_] == '*' ? 1 : 0;
					for (int x_ = 0; x_ < i; x_++)
						p += k[Y+i][X+x_] == '*' ? 1 : 0;
					Y++;
				} while (true);
			}
		}
		
		io.println(a);
		
		io.close();
	}
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

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

correct output
94

user output
94

Test 2

Group: 1

Verdict: ACCEPTED

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

correct output
0

user output
0

Test 3

Group: 1

Verdict: ACCEPTED

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

correct output
4

user output
4

Test 4

Group: 1

Verdict: ACCEPTED

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

correct output
16

user output
16

Test 5

Group: 1

Verdict: ACCEPTED

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

correct output
30

user output
30

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)