CSES - Datatähti 2015 loppu - Results
 Task: Ruudukko Sender: Dentosal Submission time: 2015-01-29 15:31:56 Language: C++ Status: READY Result: 17
Feedback
groupverdictscore
#1ACCEPTED17
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.05 s1details
#2ACCEPTED0.06 s1details
#3ACCEPTED0.05 s1details
#4ACCEPTED0.06 s1details
#5ACCEPTED0.06 s1details
#6--2details
#7--2details
#8ACCEPTED0.06 s2details
#9ACCEPTED0.08 s2details
#10ACCEPTED0.24 s2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

### Code

```#include <iostream>
#include <algorithm>
#include <cmath>
#include <string>

using namespace std;

int n=0;
char map[500][500];

string solve(int, int);
bool next(int, int);

bool next(int x, int y) { /* smaller is better */
if (x==n-1) return false;
if (y==n-1) return true;
if (map[x+1][y] < map[x][y+1]) {
return true;
}
if (map[x+1][y] > map[x][y+1]) {
return false;
}
return (solve(x+1, y) < solve(x, y+1));
}

string solve(int x, int y) {
string r="";
r+=map[x][y];
while (!(x==n-1 && y==n-1)) {
if (next(x, y)) {
++x;
}
else {
++y;
}
r+=map[x][y];
}
return r;
}

int main() {
string temps;
cin >> n;
for (int i=0; i < n; i++) {
cin >> temps;
for (int q=0; q < n; ++q) {
map[i][q] = temps.at(q);
}
}

cout << solve(0, 0) << endl;

return 0;
}
```

### 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)