CSES - Datatähti 2015 loppu - Results
 Task: Ruudukko Sender: fergusq Submission time: 2015-01-29 13:39:18 Language: Java Status: READY Result: 17
Feedback
groupverdictscore
#1ACCEPTED17
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1details
#2ACCEPTED0.04 s1details
#3ACCEPTED0.03 s1details
#4ACCEPTED0.03 s1details
#5ACCEPTED0.04 s1details
#6--2details
#7--2details
#8ACCEPTED0.10 s2details
#9ACCEPTED0.13 s2details
#10ACCEPTED0.37 s2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

### Code

```import java.util.Arrays;

public class Ruudukkokulkija {

static int n;
static char[][] r;

public static void main(String[] args) {
IO io = new IO();

n = io.nextInt();

r = new char[n][];

for (int i = 0; i < n; i++) {
r[i] = io.next().toCharArray();
}

io.println(mene(0, 0, ""));

io.close();
}

static String mene(int x, int y, String a) {

a += r[y][x];

if (x+1 == n && y+1 == n) {
return a;
}

if (x+1 == n) {
y++;
return mene(x, y, a);
}

if (y+1 == n) {
x++;
return mene(x, y, a);
}

char az = r[y][x+1];
char bz = r[y+1][x];
if (az < bz) {
return mene(x+1, y, a);
} else if (az > bz) {
return mene(x, y+1, a);
} else {
String asz = mene(x+1, y, a);
String bsz = mene(x, y+1, a);
if (asz.compareTo(bsz) < 0) return asz;
else return bsz;
}
}

}
```

### Test details

#### Test 1

Group: 1

Verdict: ACCEPTED

input
5
AAAAA
AAAAA
AAAAA
AAAAA
...

correct output
AAAAAAAAB

user output
AAAAAAAAB

#### Test 2

Group: 1

Verdict: ACCEPTED

input
5
ABABA
BABAB
ABABA
BABAB
...

correct output
ABABABABA

user output
ABABABABA

#### Test 3

Group: 1

Verdict: ACCEPTED

input
5
WRYIU
TWLKH
UJMJC
GRDJW
...

correct output
WRWJMDJWK

user output
WRWJMDJWK

#### Test 4

Group: 1

Verdict: ACCEPTED

input
5
RUEAE
ZYHHW
KDBPD
DXREW
...

correct output
RUEAEWDWX

user output
RUEAEWDWX

#### Test 5

Group: 1

Verdict: ACCEPTED

input
5
SRGYR
MYDOB
GNOVM
SZOZK
...

correct output
SMGNOOLTU

user output
SMGNOOLTU

#### Test 6

Group: 2

Verdict:

input
100
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

user output
(empty)

#### Test 7

Group: 2

Verdict:

input
100
ABABABABABABABABABABABABABABAB...

correct output
ABABABABABABABABABABABABABABAB...

user output
(empty)

#### Test 8

Group: 2

Verdict: ACCEPTED

input
100
FWOVNYKNMMQCNHJGUYPNEDXGVVGONC...

correct output
FWDBDECKBHKIACOVUCJGDJOHAYIBHO...

user output
FWDBDECKBHKIACOVUCJGDJOHAYIBHO...

#### Test 9

Group: 2

Verdict: ACCEPTED

input
100
ETGCJABWKMAAEOQXWFFYMDJBMNKMQK...

correct output
EAARGLBRLHCDHHBPABHDAJBEEBHQBE...

user output
EAARGLBRLHCDHHBPABHDAJBEEBHQBE...

#### Test 10

Group: 2

Verdict: ACCEPTED

input
100

correct output
GEGOFRDKBNLLEUOPOEQCEFMTKANLNC...

user output
GEGOFRDKBNLLEUOPOEQCEFMTKANLNC...

#### Test 11

Group: 3

Verdict:

input
500
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

user output
(empty)

#### Test 12

Group: 3

Verdict:

input
500
ABABABABABABABABABABABABABABAB...

correct output
ABABABABABABABABABABABABABABAB...

user output
(empty)

Group: 3

Verdict:

input
500

correct output

user output
(empty)

#### Test 14

Group: 3

Verdict:

input
500
SBLNMAZESQVGWAPZYHQJMQTNGMEZWS...

correct output
SBLCAMDHILGIDRCIDUNMMAHFYCENOS...

user output
(empty)

#### Test 15

Group: 3

Verdict:

input
500
AOXYXRYFWPYWQDPWXQITLHQQUAYZAJ...

correct output
AOJLDOAPBGEKSGCNKBUMKAJCCWCOOD...

user output
(empty)