CSES - DatatÃ¤hti 2016 alku - Results
 Task: Tontti Sender: Kuha Submission time: 2015-09-28 16:04:48 Language: C++ Status: READY Result: 14
Feedback
groupverdictscore
#1ACCEPTED14
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1details
#2ACCEPTED0.05 s1details
#3ACCEPTED0.06 s1details
#4ACCEPTED0.05 s1details
#5ACCEPTED0.06 s1details
#6ACCEPTED0.18 s2details
#7ACCEPTED0.14 s2details
#80.18 s2details
#90.17 s2details
#100.12 s2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

### Code

```#include <iostream>
#include <algorithm>
#include <queue>
#include <stack>
#include <string>
#define INF 999999999
#define ll long long
using namespace std;

int n, m, t;
char c[2000][2000];
int v[2000][2000][2];

inline short sum (const int x, const int y) {
return v[y][x][1];
}

int main()
{
cin>>n>>m>>t;

for (int y = 0; y < n; y++) {
for (int x = 0; x < m; x++) {
cin>>c[y][x];
v[y][x][0] = 0;
if (x > 0) v[y][x][0] = v[y][x - 1][0];
if (c[y][x] == '*') v[y][x][0]++;
v[y][x][1] = v[y][x][0];
if (y > 0) v[y][x][1] += v[y - 1][x][1];
}
}
int ans = 0;
for (int y = 0; y < n; y++) {
for (int x = 0; x < m; x++) {
int i = 0;
while (x + i < m && y + i < n) {
int w = sum(x + i, y + i);
if (x > 0 && y > 0) w += sum(x - 1, y - 1);
if (x > 0) w -= sum(x - 1, y + i);
if (y > 0) w -= sum(x + i, y - 1);
if (w == t) ans++;
else if (w > t) break;
i++;
}
}
}

cout<<ans<<endl;

return 0;
}
```

### 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: ACCEPTED

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

correct output
9552040

user output
9552040

#### Test 7

Group: 2

Verdict: ACCEPTED

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

correct output
1536063

user output
1536063

#### Test 8

Group: 2

Verdict:

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

correct output
288

user output
107

#### Test 9

Group: 2

Verdict:

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

correct output
786

user output
281

#### Test 10

Group: 2

Verdict:

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

correct output
1763

user output
1252

#### 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)