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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 22:01:0347
2015-10-11 22:00:1714
2015-10-11 21:58:3647
2015-10-11 21:57:5847
2015-10-11 21:55:0214
2015-10-11 21:49:290
2015-10-11 21:49:030
2015-10-11 21:48:000
2015-10-11 21:47:210
2015-10-11 21:46:450
2015-10-11 21:46:0947
2015-10-11 21:43:3547
2015-10-11 21:34:490
2015-10-11 21:33:330
2015-10-11 21:14:050
2015-10-11 21:13:300
2015-10-11 21:11:130
2015-10-11 21:10:020
2015-10-11 21:01:540
2015-10-11 18:50:3714
2015-10-11 18:47:000
2015-10-11 17:39:1814
2015-09-30 00:34:3214
2015-09-30 00:21:5714
2015-09-30 00:20:280
2015-09-30 00:11:540
2015-09-30 00:08:200
2015-09-29 23:56:490
2015-09-28 11:54:170
Task:Tontti
Sender:Dentosal
Submission time:2015-10-11 21:55:02
Language:C++
Status:READY
Score:14

Feedback

groupverdictscore
#1ACCEPTED14
#2WRONG ANSWER0
#3RUNTIME ERROR0

Test results

testverdicttime (s)group
#1ACCEPTED0.05 / 1.001details
#2ACCEPTED0.06 / 1.001details
#3ACCEPTED0.06 / 1.001details
#4ACCEPTED0.06 / 1.001details
#5ACCEPTED0.06 / 1.001details
#6ACCEPTED0.22 / 1.002details
#7ACCEPTED0.22 / 1.002details
#8WRONG ANSWER0.22 / 1.002details
#9WRONG ANSWER0.21 / 1.002details
#10WRONG ANSWER0.21 / 1.002details
#11RUNTIME ERROR0.15 / 1.003details
#12RUNTIME ERROR0.13 / 1.003details
#13RUNTIME ERROR0.15 / 1.003details
#14RUNTIME ERROR0.14 / 1.003details
#15RUNTIME ERROR0.13 / 1.003details

Code

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

uint16_t sumtable[700][700] = {0};

inline int S(int x, int y) {
    if (x<1 || y<1) {
        return 0;
    }
    return sumtable[x-1][y-1];
}

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

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

    string temps;

    if (trees==0) {
        std::cout << 0 << std::endl;
        return 0;
    }
    ll linesum;
    for (ll y = 0; y < height; y++) {
        linesum = 0;
        cin >> temps;
        for (ll x = 0; x < width; x++) {
            if (temps[x]=='*') {
                linesum++;
            }
            sumtable[x][y] = linesum;
            if (y!=0) {
                sumtable[x][y] += sumtable[x][y-1];
            }
        }
    }
    ll res = 0;
    for (int x = 0; x < width; x++) {
        for (int y = 0; y < height; y++) {
            for (int s = 2; s < min(width-x, height-y)+1; s++) {
                if (S(x+s,y+s)-S(x,y+s)-S(x+s,y)+S(x,y) == trees) {
                    res++;
                }
            }
        }
    }

    if (trees == 1) {
        res += sumtable[width-1][height-1];
    }

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

Test details

Test 1

Group: 1

Verdict: ACCEPTED

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

correct output
94

view   save

user output
94

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: ACCEPTED

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

correct output
4

view   save

user output
4

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: ACCEPTED

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

correct output
9552040

view   save

user output
9552040

view   save

Test 7

Group: 2

Verdict: ACCEPTED

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

correct output
1536063

view   save

user output
1536063

view   save

Test 8

Group: 2

Verdict: WRONG ANSWER

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

correct output
288

view   save

user output
199

view   save

Test 9

Group: 2

Verdict: WRONG ANSWER

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

correct output
786

view   save

user output
594

view   save

Test 10

Group: 2

Verdict: WRONG ANSWER

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

correct output
1763

view   save

user output
1448

view   save

Test 11

Group: 3

Verdict: RUNTIME ERROR

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

correct output
489611392

view   save

user output
(empty)

Test 12

Group: 3

Verdict: RUNTIME ERROR

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

correct output
120725884

view   save

user output
(empty)

Test 13

Group: 3

Verdict: RUNTIME ERROR

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

correct output
1849

view   save

user output
(empty)

Test 14

Group: 3

Verdict: RUNTIME ERROR

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

correct output
2665

view   save

user output
(empty)

Test 15

Group: 3

Verdict: RUNTIME ERROR

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

correct output
5587

view   save

user output
(empty)