CSES - Datatähti 2020 loppu - Results
Submission details
Task:Aliruudukot
Sender:Aaron Äärelä
Submission time:2020-02-09 16:27:46 +0200
Language:C++ (C++11)
Status:READY
Result:29
Feedback
groupverdictscore
#1ACCEPTED29
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2, 3details
#2ACCEPTED0.01 s1, 2, 3details
#3ACCEPTED0.01 s1, 2, 3details
#4ACCEPTED0.01 s1, 2, 3details
#5ACCEPTED0.01 s1, 2, 3details
#6ACCEPTED0.01 s1, 2, 3details
#7ACCEPTED0.01 s1, 2, 3details
#8ACCEPTED0.01 s1, 2, 3details
#9ACCEPTED0.01 s1, 2, 3details
#10ACCEPTED0.01 s1, 2, 3details
#11ACCEPTED0.01 s1, 2, 3details
#12ACCEPTED0.01 s1, 2, 3details
#13ACCEPTED0.01 s1, 2, 3details
#14ACCEPTED0.01 s1, 2, 3details
#15ACCEPTED0.01 s1, 2, 3details
#16ACCEPTED0.01 s1, 2, 3details
#17ACCEPTED0.01 s1, 2, 3details
#18ACCEPTED0.01 s1, 2, 3details
#19ACCEPTED0.01 s1, 2, 3details
#20ACCEPTED0.01 s1, 2, 3details
#21ACCEPTED0.01 s1, 2, 3details
#22ACCEPTED0.01 s1, 2, 3details
#23ACCEPTED0.01 s1, 2, 3details
#24ACCEPTED0.01 s1, 2, 3details
#25ACCEPTED0.01 s1, 2, 3details
#26ACCEPTED0.01 s1, 2, 3details
#27--2, 3details
#28--2, 3details
#29--2, 3details
#30--2, 3details
#31--2, 3details
#32--2, 3details
#33--2, 3details
#34--2, 3details
#35--2, 3details
#36--2, 3details
#37--2, 3details
#38--2, 3details
#39--2, 3details
#40--2, 3details
#41--2, 3details
#42--2, 3details
#43--2, 3details
#44--2, 3details
#45--2, 3details
#46--2, 3details
#47--2, 3details
#48--2, 3details
#49--2, 3details
#50--2, 3details
#51--2, 3details
#52--2, 3details
#53--3details
#54--3details
#55--3details
#56--3details
#57--3details
#58--3details
#59--3details
#60--3details
#61--3details
#62--3details
#63--3details
#64--3details
#65--3details
#66--3details
#67--3details
#68--3details
#69--3details
#70--3details
#71--3details
#72--3details
#73--3details
#74--3details
#75--3details
#76--3details
#77--3details
#78--3details

Code

#include <bits/stdc++.h>
using namespace std;
int h, w;
int ht, wt;
char t[1000][1000];
int fs = 0;
char f[10000];
int tt(int x, int y, int k){
	if(fs && t[y][x] != f[k]) return 0;
	if(!fs) f[k] = t[y][x];
	if(x == wt && y == ht) fs = 1;
	if(x != wt) if(!tt(x + 1, y, k + 1)) return 0;
	if(y != ht) if(!tt(x, y + 1, k + 1)) return 0;
	return 1;
}
int main(){
	cin >> h >> w;
	for(int i = 0; i < h; i++){
	for(int j = 0; j < w; j++){
		cin >> t[i][j];	
	}
	}
	int ms = 0;
	for(int y1 = 0; y1 < h; y1++){
	for(int x1 = 0; x1 < w; x1++){
		for(int y2 = y1; y2 < h; y2++){
		for(int x2 = x1; x2 < w; x2++){
			int s = (x2 - x1 + 1) * (y2 - y1 + 1);
			if(s <= ms) continue;
			fs = 0;
			wt = x2;
			ht = y2;
			if(tt(x1, y1, 0)) ms = s;
		}
		}
	}
	}
	cout << ms << '\n';
	return 0;
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCDEFGHIJ
BCDEFGHIJK
CDEFGHIJKL
DEFGHIJKLM
...

correct output
100

user output
100

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCDEFGHPJ
BCDEFGHIJK
CDEFGHIJKL
DTFGHIJKLM
...

correct output
72

user output
72

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCDEFGHIJ
BCDEFGHIJK
CDEFGHIJKL
PEFGHJJKLM
...

correct output
40

user output
40

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCDEFGHIJ
BCDEFGHIJK
CDEFGNIJKY
DEFGHIJKLM
...

correct output
30

user output
30

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCDEFGHIJ
BCDEFGJIJK
CDEFOHIJKL
DEFGHIJKLM
...

correct output
24

user output
24

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
SBCDEFGHIJ
BCDEFGCIJK
CXEFGHIJKL
DEDGHIKKWM
...

correct output
20

user output
20

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABFDEFGHIJ
BCDEFGHOJK
CDEFGNXJKL
DPFGHIJKLM
...

correct output
42

user output
42

Test 8

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABQDEFGHIA
BCDEFGHIHK
CDEFGHIJKL
DEFGHIAKGM
...

correct output
30

user output
30

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
AYCDEFGHIJ
BCDEFGHVJK
CDEFGQIJKC
DEFGHKPKLM
...

correct output
32

user output
32

Test 10

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCREAGHQJ
NCDEFGHIJK
CDEFXHIUKL
DEFGHIJKLM
...

correct output
20

user output
20

Test 11

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCDEFGSBJ
BRDEFGHIJK
CYEFGPIPKL
DEFGHIJASM
...

correct output
16

user output
16

Test 12

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCBGFGHIJ
BCDEFOHILK
CDEFGUIJKL
DEFGHIJKLT
...

correct output
20

user output
20

Test 13

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCFEFGHIJ
BCDQFGYIJK
COEFGHIZKL
JELGHIJZLM
...

correct output
20

user output
20

Test 14

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCPNFGCIJ
ICRQFGFIJK
PDEFGHIJKL
DQFGHIJKVM
...

correct output
21

user output
21

Test 15

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
AMCJEFEIXJ
BYDEFGHIBI
CDEFGHIDKL
DEFQXQJKYM
...

correct output
15

user output
15

Test 16

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
XBCDUFGHNJ
BCDEFGHIJK
BDEFGHIJKL
DEKGHIJKLM
...

correct output
24

user output
24

Test 17

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ARCDEFMHIJ
BCDEHGSNJK
CVEFGHIJZL
DEZRHIJSDM
...

correct output
16

user output
16

Test 18

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
AGCDEOGHIJ
BADEJGHIJP
CDURGHIJKL
VELGXIJKLM
...

correct output
32

user output
32

Test 19

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCKEFGRIJ
RWBECVHGIK
COEFKHIJKL
DEVZHXBKLM
...

correct output
12

user output
12

Test 20

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABDDQFGFIJ
BXJEFKHIKK
TDSFVHILKL
HEFOHKQPLM
...

correct output
10

user output
10

Test 21

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
LBCDEFGUIJ
BCDEFGHIJK
CDZJGBIJKL
DHFGHNJXLM
...

correct output
14

user output
14

Test 22

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
BJCDEFGHIO
MLHEDOHIJH
CDEFWWIJKL
DEFNHIEKLM
...

correct output
10

user output
10

Test 23

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
ABCDEFMHIJ
WCDEFLHIJK
CDXACHIJEL
DENPVIJVAU
...

correct output
10

user output
10

Test 24

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
YBKDEFMRJF
BRDEFAHIDK
PDOFGUHJKL
NEFGHQJTHM
...

correct output
12

user output
12

Test 25

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
OBODEFGRBJ
FCDEFGHIQK
CDAFGHIJKY
DEFKHIHKLM
...

correct output
12

user output
12

Test 26

Group: 1, 2, 3

Verdict: ACCEPTED

input
10 10
LBQDEPGHIJ
BCOEODHIJK
CHEUGQIJKL
EEHGQIJBWM
...

correct output
12

user output
12

Test 27

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
10000

user output
(empty)

Test 28

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
6000

user output
(empty)

Test 29

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
3600

user output
(empty)

Test 30

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
5700

user output
(empty)

Test 31

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
4400

user output
(empty)

Test 32

Group: 2, 3

Verdict:

input
100 100
ABCQEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
3430

user output
(empty)

Test 33

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
3871

user output
(empty)

Test 34

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
3036

user output
(empty)

Test 35

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
3116

user output
(empty)

Test 36

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
2142

user output
(empty)

Test 37

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMAOPQRSTUVWXYZABCD...

correct output
1920

user output
(empty)

Test 38

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
2205

user output
(empty)

Test 39

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIFKLMNOPQRSTUVWXYZABCD...

correct output
2520

user output
(empty)

Test 40

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
2655

user output
(empty)

Test 41

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
2244

user output
(empty)

Test 42

Group: 2, 3

Verdict:

input
100 100
ABCDEUGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1872

user output
(empty)

Test 43

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
2278

user output
(empty)

Test 44

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1500

user output
(empty)

Test 45

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1890

user output
(empty)

Test 46

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1734

user output
(empty)

Test 47

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
2448

user output
(empty)

Test 48

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHAJKLMNOPQRSTUVWXYZABCD...

correct output
1248

user output
(empty)

Test 49

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1953

user output
(empty)

Test 50

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUNWXYZABCD...

correct output
1216

user output
(empty)

Test 51

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1344

user output
(empty)

Test 52

Group: 2, 3

Verdict:

input
100 100
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1422

user output
(empty)

Test 53

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
1000000

user output
(empty)

Test 54

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
887000

user output
(empty)

Test 55

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
553532

user output
(empty)

Test 56

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
456765

user output
(empty)

Test 57

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
510000

user output
(empty)

Test 58

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
455413

user output
(empty)

Test 59

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
287300

user output
(empty)

Test 60

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
326616

user output
(empty)

Test 61

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
396240

user output
(empty)

Test 62

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
311022

user output
(empty)

Test 63

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
374946

user output
(empty)

Test 64

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
342454

user output
(empty)

Test 65

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
271911

user output
(empty)

Test 66

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
279000

user output
(empty)

Test 67

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
208096

user output
(empty)

Test 68

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
170914

user output
(empty)

Test 69

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
261508

user output
(empty)

Test 70

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
299757

user output
(empty)

Test 71

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
195250

user output
(empty)

Test 72

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
160638

user output
(empty)

Test 73

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
197340

user output
(empty)

Test 74

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
212000

user output
(empty)

Test 75

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
177184

user output
(empty)

Test 76

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
132534

user output
(empty)

Test 77

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
143868

user output
(empty)

Test 78

Group: 3

Verdict:

input
1000 1000
ABCDEFGHIJKLMNOPQRSTUVWXYZABCD...

correct output
114480

user output
(empty)