CSES - Datatähti 2024 alku - Results
Submission details
Task:Uolevin kalansaalis
Sender:Laserr
Submission time:2023-10-30 14:27:12 +0200
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#1ACCEPTED0.00 s1, 2details
#20.00 s1, 2details
#3ACCEPTED0.00 s1, 2details
#4ACCEPTED0.00 s1, 2details
#5ACCEPTED0.00 s1, 2details
#6ACCEPTED0.00 s1, 2details
#7ACCEPTED0.00 s1, 2details
#8ACCEPTED0.00 s1, 2details
#9ACCEPTED0.00 s1, 2details
#10ACCEPTED0.00 s1, 2details
#110.00 s1, 2details
#12ACCEPTED0.00 s1, 2details
#130.00 s1, 2details
#140.00 s1, 2details
#15ACCEPTED0.00 s1, 2details
#160.50 s2details
#170.50 s2details
#180.56 s2details
#190.46 s2details
#200.50 s2details
#210.47 s2details
#220.47 s2details
#230.45 s2details
#240.49 s2details

Code

#include <iostream>

using namespace std;

typedef long long ll;

ll n, m, f, u, z;

ll v[502][502];
ll d[502][502][502];

int main() {
	cin >> n >> m >> f;
	u = 0; z = 0;
	for (ll i = 0; i < f; i++) {
		ll a, b; char c;
		cin >> a >> b >> c;
		if (c == 'H') {
			v[a][b]--;
			z++;
		}
		else {
			v[a][b] += 10;
			z -= 10;
		}
		
	}
	for (ll k = m; k >= 1; k--) {
		for (ll i = 1; i <= n; i++) {
			ll s = 0;
			for (ll j = 1; j <= m; j++) {
				s += v[i][j];
				if (j < k) continue;
				if (i % 2 == 1) d[k][i][j] = max(s, s + d[k + 1][i - 1][j]); //kato tätä
				else d[k][i][j] = max(s, s + d[k + 1][i - 1][j + 1]);

				s -= v[i][j-k+1];
			}
		}
	}
	for (ll k = 1; k <= m; k++) {
		for (ll i = 1; i <= n; i++) {
			for (ll j = 1; j <= m; j++) {
				if (k == 1) u = max(u, d[k][i][j]);
				d[k][i][j] = 0;
			}
		}
	}
	for (ll k = m; k >= 1; k--) {
		for (ll i = n; i >= 1; i--) {
			ll s = 0;
			for (ll j = 1; j <= m; j++) {
				s += v[i][j];
				if (j < k) continue;
				if (i % 2 == 1) d[k][i][j] = max(s, s + d[k + 1][i + 1][j]); //kato tätä
				else d[k][i][j] = max(s, s + d[k + 1][i + 1][j + 1]);

				s -= v[i][j - k + 1];
			}
		}
	}
	
	cout << z + u;
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
5 6 13
1 1 K
5 1 K
2 2 H
4 2 H
...

correct output
-16

user output
-16

Test 2

Group: 1, 2

Verdict:

input
5 6 7
1 5 K
4 6 K
2 4 H
2 5 H
...

correct output
0

user output
-5

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
5 6 7
5 5 K
2 6 K
2 4 H
2 5 H
...

correct output
0

user output
0

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
10 10 51
3 3 H
6 3 H
9 5 H
5 10 H
...

correct output
50

user output
50

Test 5

Group: 1, 2

Verdict: ACCEPTED

input
10 10 52
3 5 H
3 1 H
9 6 H
2 8 H
...

correct output
40

user output
40

Test 6

Group: 1, 2

Verdict: ACCEPTED

input
10 10 60
6 10 H
2 8 H
5 8 H
8 10 H
...

correct output
-15

user output
-15

Test 7

Group: 1, 2

Verdict: ACCEPTED

input
10 10 60
4 7 H
7 4 H
4 10 H
3 6 H
...

correct output
60

user output
60

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
10 10 40
9 9 H
5 10 H
5 6 H
4 9 H
...

correct output
2

user output
2

Test 9

Group: 1, 2

Verdict: ACCEPTED

input
1 1 0

correct output
0

user output
0

Test 10

Group: 1, 2

Verdict: ACCEPTED

input
1 1 1
1 1 K

correct output
0

user output
0

Test 11

Group: 1, 2

Verdict:

input
1 1 1
1 1 H

correct output
0

user output
1

Test 12

Group: 1, 2

Verdict: ACCEPTED

input
10 5 32
10 3 H
4 4 H
3 3 H
5 4 H
...

correct output
20

user output
20

Test 13

Group: 1, 2

Verdict:

input
5 10 32
5 9 H
2 4 H
2 9 H
2 5 H
...

correct output
28

user output
20

Test 14

Group: 1, 2

Verdict:

input
10 10 100
2 9 H
5 4 H
5 9 K
6 1 K
...

correct output
-439

user output
-450

Test 15

Group: 1, 2

Verdict: ACCEPTED

input
10 10 100
8 9 H
5 10 H
5 4 H
3 9 H
...

correct output
88

user output
88

Test 16

Group: 2

Verdict:

input
500 500 125000
125 261 K
84 78 K
11 200 K
481 246 K
...

correct output
-624270

user output
(empty)

Test 17

Group: 2

Verdict:

input
500 500 125100
16 61 H
37 62 H
459 125 H
318 476 H
...

correct output
124020

user output
(empty)

Test 18

Group: 2

Verdict:

input
500 500 249999
22 214 H
356 145 H
341 29 H
393 262 H
...

correct output
249999

user output
(empty)

Test 19

Group: 2

Verdict:

input
500 500 32000
30 81 H
315 34 H
78 112 H
367 166 H
...

correct output
10126

user output
(empty)

Test 20

Group: 2

Verdict:

input
500 500 126745
164 390 H
126 331 H
164 126 H
55 92 H
...

correct output
-104692

user output
(empty)

Test 21

Group: 2

Verdict:

input
500 500 71200
106 191 H
314 189 H
482 485 H
344 401 H
...

correct output
-335853

user output
(empty)

Test 22

Group: 2

Verdict:

input
500 500 67772
421 277 H
428 470 H
169 142 H
256 345 H
...

correct output
-208567

user output
(empty)

Test 23

Group: 2

Verdict:

input
500 500 27434
366 481 H
38 22 H
126 107 H
135 169 H
...

correct output
-57100

user output
(empty)

Test 24

Group: 2

Verdict:

input
500 500 93982
183 13 H
463 230 H
264 351 H
399 290 H
...

correct output
-52800

user output
(empty)