CSES - DatatÃ¤hti 2016 alku - Results
 Task: Tontti Sender: MusserO Submission time: 2015-10-11 01:05:30 Language: C++ Status: READY Result: 0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.12 s1details
#2ACCEPTED0.06 s1details
#3ACCEPTED0.05 s1details
#40.06 s1details
#5ACCEPTED0.07 s1details
#6--2details
#7--2details
#8--2details
#9--2details
#10--2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

### Code

```#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

vector<pair<pair<int,int>,int> > p;

int h(int **r, int n, int m, int t, int k, int x, int y){
if (find(p.begin(), p.end(), make_pair(make_pair(x, y),k)) != p.end() ||
x+1 < k || y+1 < k || x >= m || y >= n) return 0;
p.push_back(make_pair(make_pair(x, y),k));
int v = 0;
int w;
if (x == k-1 && y == k-1) {w = r[y][x];
} else if (x == k-1) {w = r[y][x] - r[y-k][x];
} else if (y == k-1) {w = r[y][x] - r[y][x-k];
} else {w = r[y][x] - r[y][x-k] - r[y-k][x] + r[y-k][x-k];}
if (w < t){
v += h(r, n, m, t, k+1, x+1, y+1);
} else if (w > t) {
v += h(r, n, m, t, k-1, x, y-1);
v += h(r, n, m, t, k-1, x-1, y);
} else {
++v;
v += h(r, n, m, t, k+1, x+1, y+1);
v += h(r, n, m, t, k-1, x, y-1);
v += h(r, n, m, t, k-1, x-1, y);
}
return v;
}

int main(int argc, char** argv) {
int n, m, t;
cin >> n >> m >> t;
string s;
int **r = new int*[n];
for (int i = 0; i < n; ++i){
r[i] = new int[m];
cin >> s;
for (int j = 0; j < m; ++j){
if (i == 0 && j == 0) r[i][j] = s[j] == '*';
else if (i == 0) r[i][j] = r[i][j-1] + (s[j] == '*');
else if (j == 0) r[i][j] = r[i-1][j] + (s[j] == '*');
else r[i][j] = (s[j] == '*') + r[i][j-1] + r[i-1][j] - r[i-1][j-1];
}
}
cout << h(r, n, m, t, 1, 0, 0) << "\n";

return 0;
}
```

### Test details

Group: 1

Verdict:

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

correct output
94

user output
(empty)

#### 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

Group: 1

Verdict:

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

correct output
16

user output
15

#### 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)