CSES - Datatähti 2016 alku - Results
Submission details
Task:Tontti
Sender:Destroy();
Submission time:2015-10-10 18:26:48 +0300
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.06 s1details
#2ACCEPTED0.05 s1details
#3ACCEPTED0.05 s1details
#4ACCEPTED0.06 s1details
#5ACCEPTED0.06 s1details
#60.19 s2details
#7ACCEPTED0.17 s2details
#8ACCEPTED0.20 s2details
#9ACCEPTED0.19 s2details
#10ACCEPTED0.16 s2details
#110.45 s3details
#120.42 s3details
#130.46 s3details
#140.44 s3details
#15--3details

Code

#include <iostream>
#include <string>
#include <algorithm>

using namespace std;

int korkeus, leveys, puut;
int summataulukko[2000][2000];
int vakio;

void readInput(int x, int y);
int lasku(int i, int j, int korkeus, int leveys, int puut);
int summataulukkolaske(int x1, int y1, int x2, int y2);

int main()
{
	cin >> korkeus >> leveys >> puut;

	readInput(leveys, korkeus);

	int lkm = 0;
	
	for (int j = 0; j < korkeus; j++)
	{
		for (int i = 0; i < leveys; i++)
		{
			lkm = lkm + lasku(i, j, korkeus, leveys, puut);
		}
	}

	cout << lkm;
}

void readInput(int x, int y)
{

	for (int j = 0; j < y; j++)
	{
		for (int i = 0; i < x; i++)
		{
			char a;
			cin >> a;
			vakio = 0;
			if (a == '*')
			{
				vakio = 1;
			}

			if (i == 0 && j == 0)
			{
				summataulukko[i][j] = vakio;
			}
			else if (i == 0)
			{
				summataulukko[i][j] = summataulukko[i][j - 1] + vakio;
			}
			else if (j == 0)
			{
				summataulukko[i][j] = summataulukko[i - 1][j] + vakio;
			}
			else
			{
				summataulukko[i][j] = summataulukko[i - 1][j] + summataulukko[i][j - 1] + vakio - summataulukko[i - 1][j - 1];
			}
		}
	}
}

int lasku(int i, int j, int korkeus, int leveys, int puut)
{
	int maksimi = min(korkeus - j, leveys - i);
	int pituus = 1;
	int nykyisetpuut = 0;
	int lasku = 0;

	while (nykyisetpuut <= puut && pituus <= maksimi)
	{
		int lkm2 = summataulukkolaske(i + pituus, j + pituus, i, j);
		if (lkm2 == puut)
			lasku += 1;

		nykyisetpuut = lkm2;

		pituus++;
	}

	return lasku;
}

int summataulukkolaske(int x1, int y1, int x2, int y2)
{
	int i = x2 - 1;
	int j = y2 - 1;
	int vastaus = 0;

	if (i < 0 && j < 0)
	{
		vastaus = summataulukko[x1][y1];
	}
	else if (i < 0)
	{
		vastaus = summataulukko[x1][y1] - summataulukko[x1][j];
	}
	else if (j < 0)
	{
		vastaus = summataulukko[x1][y1] - summataulukko[i][y1];
	}
	else
	{
		vastaus = summataulukko[x1][y1] - summataulukko[i][y1] - summataulukko[x1][j] + summataulukko[i][j];
	}

	return vastaus;
}

Test details

Test 1

Group: 1

Verdict:

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

correct output
94

user output
84

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
9552056

Test 7

Group: 2

Verdict: ACCEPTED

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

correct output
1536063

user output
1536063

Test 8

Group: 2

Verdict: ACCEPTED

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

correct output
288

user output
288

Test 9

Group: 2

Verdict: ACCEPTED

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

correct output
786

user output
786

Test 10

Group: 2

Verdict: ACCEPTED

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

correct output
1763

user output
1763

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)