CSES - Datatähti 2025 alku - Results
Submission details
Task:Niitty
Sender:Laserr
Submission time:2024-10-31 09:29:16 +0200
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
#40
#50
#60
Test results
testverdicttimegroup
#10.00 s1, 2, 3, 4, 5, 6details
#20.00 s1, 2, 3, 4, 5, 6details
#30.00 s1, 2, 3, 4, 5, 6details
#4ACCEPTED0.00 s1, 2, 3, 4, 5, 6details
#5ACCEPTED0.00 s1, 2, 3, 4, 5, 6details
#60.00 s2, 3, 4, 5, 6details
#70.01 s2, 3, 4, 5, 6details
#80.00 s2, 3, 4, 5, 6details
#90.01 s2, 3, 4, 5, 6details
#100.01 s3, 4, 5, 6details
#110.02 s3, 4, 5, 6details
#120.00 s3, 4, 5, 6details
#130.01 s3, 4, 5, 6details
#140.02 s4, 5, 6details
#150.10 s4, 5, 6details
#160.01 s4, 5, 6details
#170.09 s4, 5, 6details
#180.12 s5, 6details
#190.88 s5, 6details
#200.04 s5, 6details
#210.88 s5, 6details
#22--6details
#23--6details
#240.63 s6details
#25--6details

Code

#include <iostream>

using namespace std;

const int l = 27;

char d[505][505];
int dp[l][505][505];
int p[l];

int main() {
	int n;
	cin >> n;
	string s = "";
	
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= n; j++) {
			char c;
			cin >> c;
			d[i][j] = c;
			if (p[(int)c - 64] == 1) continue;
			p[(int)c - 64] = 1;
			s += c;
		}
	}
	
	int ans = 0;
	for (int k = 1; k <= n; k++) {
		for (int i = 1; i <= n; i++) {
			for (int j = n; j >= 1; j--) {
				int u = 1e9;
				dp[(int)d[i][j] - 64][i][j] = i;
				for (char c : s) {
					dp[(int)c - 64][i][j] = max(dp[(int)c - 64][i][j], dp[(int)c - 64][i - 1][j]);
					dp[(int)c - 64][i][j] = max(dp[(int)c - 64][i][j], dp[(int)c - 64][i][j - 1]);
					u = min(u, dp[(int)c - 64][i][j]);
				}
				ans += u;
			}
		}
	}
	
	cout << ans << endl;
	
}

Test details

Test 1

Group: 1, 2, 3, 4, 5, 6

Verdict:

input
10
TNCTNPNTPC
NPPNTNTPTP
NTNTTCNTCT
NPCPNPPNTT
...

correct output
2035

user output
3550

Test 2

Group: 1, 2, 3, 4, 5, 6

Verdict:

input
10
NFWQLWNWYS
DZOQJVXFPJ
CNHXPXMCQD
QRTBVNLTQC
...

correct output
9

user output
21

Test 3

Group: 1, 2, 3, 4, 5, 6

Verdict:

input
10
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
...

correct output
3025

user output
5500

Test 4

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
10
FFFFFFFFFF
FFFFFCFFFF
FFFFFFJFFF
FFFFFFFFFF
...

correct output
12

user output
12

Test 5

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
1
X

correct output
1

user output
1

Test 6

Group: 2, 3, 4, 5, 6

Verdict:

input
20
BBCBUBOUOBBCUUBBCOUO
BOUCOOCUBCOOOCOBOCUO
UCCUUUOBCOCBCBUBUCOO
BUOBUCUCUOOBCOOUBUOO
...

correct output
38724

user output
74371

Test 7

Group: 2, 3, 4, 5, 6

Verdict:

input
20
CBGLSHGZHYZDWBNDBJUG
SMUXOJQYPXZDTMJUIWOJ
XIDSTNBGHKRKOVUVMINB
MTQGCFRUHQKALXRNCQGS
...

correct output
8334

user output
16350

Test 8

Group: 2, 3, 4, 5, 6

Verdict:

input
20
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
...

correct output
44100

user output
84000

Test 9

Group: 2, 3, 4, 5, 6

Verdict:

input
20
AAAAAAAAXAAAAAAAAAAA
AAAWAAAAAAAAAAAAAOAA
AAAAAAAAAAAAAAAAAPAA
AAAAAAAAKAAAAAAAAAAZ
...

correct output
18

user output
20

Test 10

Group: 3, 4, 5, 6

Verdict:

input
50
GRGREEEGREGXRXXEGXXREXGRRRGRRR...

correct output
1584665

user output
3106166

Test 11

Group: 3, 4, 5, 6

Verdict:

input
50
AITIISJUHCCRZNKSDCNQKYSQRINFWJ...

correct output
1077746

user output
2096349

Test 12

Group: 3, 4, 5, 6

Verdict:

input
50
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

correct output
1625625

user output
3187500

Test 13

Group: 3, 4, 5, 6

Verdict:

input
50
FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF...

correct output
1680

user output
2576

Test 14

Group: 4, 5, 6

Verdict:

input
100
NNCMDCDDCCNNNDNCMMNCDCDCCDCDNM...

correct output
25325366

user output
50146834

Test 15

Group: 4, 5, 6

Verdict:

input
100
LIMQQIHASECROEVILNVULGWZJPPKOG...

correct output
22342463

user output
44187356

Test 16

Group: 4, 5, 6

Verdict:

input
100
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...

correct output
25502500

user output
50500000

Test 17

Group: 4, 5, 6

Verdict:

input
100
QXQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...

correct output
25650

user output
45588

Test 18

Group: 5, 6

Verdict:

input
200
NAANANMMKNKKAKMKMAKNKMNKMMNNAA...

correct output
403292767

user output
802589957

Test 19

Group: 5, 6

Verdict:

input
200
OMYWATTLURKQPTKEFMGGYAOONXWVSC...

correct output
388111321

user output
772408884

Test 20

Group: 5, 6

Verdict:

input
200
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC...

correct output
404010000

user output
804000000

Test 21

Group: 5, 6

Verdict:

input
200
LLLLLLLLLLLLLLLLLHLLLLLLLLLLLL...

correct output
14159445

user output
22420455

Test 22

Group: 6

Verdict:

input
500
VVHWVUHVHUWWWVUUUWVUUHUUWHWUVW...

correct output
15683003812

user output
(empty)

Test 23

Group: 6

Verdict:

input
500
OIMZGEQSBMBDSDXSWRFNKSGFEBBTJE...

correct output
15575906951

user output
(empty)

Test 24

Group: 6

Verdict:

input
500
IIIIIIIIIIIIIIIIIIIIIIIIIIIIII...

correct output
15687562500

user output
1247728928

Test 25

Group: 6

Verdict:

input
500
WWWWWWWWWWWWWWWWWWWWWWWWWWWWWW...

correct output
3058970930

user output
(empty)