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Datatähti 2016 alku

Start:2015-09-28 00:00:00
End:2015-10-12 00:00:00
 

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CSES - Datatähti 2016 alku - Results
History
2015-10-11 23:58:1047
2015-10-11 23:53:560
2015-10-11 23:44:4314
2015-10-11 01:05:300
2015-10-10 18:31:5714
2015-10-06 11:06:0347
2015-10-06 10:43:140
2015-10-06 10:33:130
2015-09-30 19:09:4214
2015-09-30 18:50:280
Task:Tontti
Sender:MusserO
Submission time:2015-10-06 10:33:13
Language:C++
Status:READY
Score:0

Feedback

groupverdictscore
#1WRONG ANSWER0
#2WRONG ANSWER0
#3TIME LIMIT EXCEEDED0

Test results

testverdicttime (s)group
#1WRONG ANSWER0.05 / 1.001details
#2ACCEPTED0.05 / 1.001details
#3WRONG ANSWER0.05 / 1.001details
#4ACCEPTED0.06 / 1.001details
#5ACCEPTED0.05 / 1.001details
#6WRONG ANSWER0.45 / 1.002details
#7WRONG ANSWER0.44 / 1.002details
#8WRONG ANSWER0.50 / 1.002details
#9WRONG ANSWER0.64 / 1.002details
#10WRONG ANSWER0.78 / 1.002details
#11TIME LIMIT EXCEEDED-- / 1.003details
#12TIME LIMIT EXCEEDED-- / 1.003details
#13TIME LIMIT EXCEEDED-- / 1.003details
#14TIME LIMIT EXCEEDED-- / 1.003details
#15TIME LIMIT EXCEEDED-- / 1.003details

Code

#include <iostream>
#include <vector>
using namespace std;

int main(int argc, char** argv) {
    int n, m, x;
    cin >> n >> m >> x;
    int r = 1;
    while (r*r < x) ++r;
    vector<string> w;
    vector<int> kv, tv, kkv, ttv;
    string s;
    int kk = 0;
    for (int i = 0; i < n; ++i){
        kkv.push_back(0);
        cin >> s;
        w.push_back(s);
        for(int j = 0; j < m; ++j){
            if (i == 0) ttv.push_back(0);
            if (s[j] == '*') {
                if (i < r) ttv.at(j) += 1;
                if (j < r-1) kkv.at(i) += 1;
                if (i < r-1 && j < r-1) ++kk;
            }
        }
    }
    int v = 0;
    for(; r < (n < m ? n : m); ++r){
        int k = kk;
        tv = ttv;
        kv = kkv;
        for(int i = 0; i <= n-r; ++i){
            k += kv.at(i+r-1);
            if (i > 0) k -= kv.at(i-1);
            if (w.at(i)[r-1] == '*') kkv.at(i) += 1;
            int t = k;
            for (int j = 0; j <= m-r; ++j){
                t += tv.at(j+r-1);
                if (j > 0) t -= tv.at(j-1);
                if (i == 0 && j == 0) kk = t;
                if (t == x) ++v;
            }
            if (i+r < n) {  
                for (int j = 0; j < m; ++j){
                    if (w.at(i)[j] == '*') tv.at(j) -= 1;
                    if (w.at(i+r)[j] == '*') tv.at(j) += 1;
                }
            }
        }
        for (int j = 0; j < m; ++j){
            if (w.at(r)[j] == '*') ttv.at(j) += 1; 
        }
    }
    cout << v;
    return 0;
}

Test details

Test 1

Group: 1

Verdict: WRONG ANSWER

input
10 10 1
......*...
.......*..
*..*....*.
*....*....
...
view   save

correct output
94

view   save

user output
99

view   save

Test 2

Group: 1

Verdict: ACCEPTED

input
10 10 5
**********
**********
**********
**********
...
view   save

correct output
0

view   save

user output
0

view   save

Test 3

Group: 1

Verdict: WRONG ANSWER

input
10 10 10
**...*...*
*..*.**.*.
...**.*..*
*...**.*..
...
view   save

correct output
4

view   save

user output
5

view   save

Test 4

Group: 1

Verdict: ACCEPTED

input
10 10 5
****......
*.*.**..**
....*.*..*
...*.***..
...
view   save

correct output
16

view   save

user output
16

view   save

Test 5

Group: 1

Verdict: ACCEPTED

input
10 10 2
**.***..*.
...*.*....
.***.*...*
***.***..*
...
view   save

correct output
30

view   save

user output
30

view   save

Test 6

Group: 2

Verdict: WRONG ANSWER

input
500 500 1
.................................
view   save

correct output
9552040

view   save

user output
10965880

view   save

Test 7

Group: 2

Verdict: WRONG ANSWER

input
500 500 5
.................................
view   save

correct output
1536063

view   save

user output
1531605

view   save

Test 8

Group: 2

Verdict: WRONG ANSWER

input
500 500 25000
**...*...**..*.*..*.**.*..*.*....
view   save

correct output
288

view   save

user output
429

view   save

Test 9

Group: 2

Verdict: WRONG ANSWER

input
500 500 12500
**.**.*..*...*.**...*.***........
view   save

correct output
786

view   save

user output
857

view   save

Test 10

Group: 2

Verdict: WRONG ANSWER

input
500 500 5000
.*.*.**..*.*.**.**..*..**...*....
view   save

correct output
1763

view   save

user output
1800

view   save

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 1
.................................
view   save

correct output
489611392

view   save

user output
(empty)

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 5
.................................
view   save

correct output
120725884

view   save

user output
(empty)

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 400000
..*..**.**.**.*.***...**.*..**...
view   save

correct output
1849

view   save

user output
(empty)

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 200000
***.*....*.*..*....**..*..*.*....
view   save

correct output
2665

view   save

user output
(empty)

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
2000 2000 80000
**.**...*.***.**....**.*....*....
view   save

correct output
5587

view   save

user output
(empty)