CSES - Datatähti 2016 alku - Results
Submission details
Task:Tontti
Sender:Dentosal
Submission time:2015-10-11 21:10:02 +0300
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.12 s1details
#20.13 s1details
#30.14 s1details
#40.15 s1details
#50.15 s1details
#60.17 s2details
#70.15 s2details
#80.17 s2details
#90.17 s2details
#100.17 s2details
#110.32 s3details
#120.32 s3details
#130.32 s3details
#140.33 s3details
#150.32 s3details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:24:26: warning: 'linesum' may be used uninitialized in this function [-Wmaybe-uninitialized]
                 linesum++;
                          ^

Code

#include <iostream>
#include <string>
typedef long long ll;
using namespace std;

ll sumtable[2000][2000] = {0};

int main() {
    ll height;
    ll width;
    ll trees;

    cin >> height;
    cin >> width;
    cin >> trees;

    string temps;

    ll linesum;
    for (ll y = 0; y < height; y++) {
        cin >> temps;
        for (ll x = 0; x < width; x++) {
            if (temps[x]=='*') {
                linesum++;
            }
            sumtable[x][y] = linesum;
            if (x!=0) {
                sumtable[x][y] += sumtable[x-1][y];
            }
        }
    }
    ll res = 0;
    for (ll x = 0; x < width; x++) {
        for (ll y = 0; y < height; y++) {
            for (ll s = 1; s < min(width-x, height-y)+1; s++) {
                if (sumtable[x+s-1][y+s-1]-sumtable[x-1][y+s-1]-sumtable[x+s-1][y-1]+sumtable[x-1][y-1] == trees) {
                    res++;
                }
            }
        }
    }


    std::cout << res << std::endl;
    return 0;
}

Test details

Test 1

Group: 1

Verdict:

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

correct output
94

user output
(empty)

Test 2

Group: 1

Verdict:

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

correct output
0

user output
(empty)

Test 3

Group: 1

Verdict:

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

correct output
4

user output
(empty)

Test 4

Group: 1

Verdict:

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

correct output
16

user output
(empty)

Test 5

Group: 1

Verdict:

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

correct output
30

user output
(empty)

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)