CSES - Datatähti 2015 loppu - Results
 Task: Ruudukko Sender: juhoh Submission time: 2015-01-29 15:33:58 Language: C++ Status: READY Result: 17
Feedback
groupverdictscore
#1ACCEPTED17
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.05 s1details
#2ACCEPTED0.06 s1details
#3ACCEPTED0.07 s1details
#4ACCEPTED0.06 s1details
#5ACCEPTED0.06 s1details
#6--2details
#7--2details
#80.06 s2details
#90.06 s2details
#100.20 s2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

### Code

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

using namespace std;

typedef int ll;

ll n;
ll t;

ll go(char * ruudut, ll i, ll sum, bool print) {
// cout << "i: " << i << " print: " << print << endl;
if (i == t - 1) {
// if (print) cout << ruudut[i] << endl;
return sum;
}
if (i % n == n - 1) {
if (print) cout << ruudut[i + n];
return go(ruudut, i + n, sum, print) + ruudut[i];
}
if (i / n == n - 1) {
if (print) cout << ruudut[i + 1];
return go(ruudut, i + 1, sum, print) + ruudut[i];
}
char down = ruudut[i + n], right = ruudut[i + 1];
if (down < right) {
if (print) cout << down;
return go(ruudut, i + n, sum, print) + ruudut[i];
}
if (right < down) {
if (print) cout << right;
return go(ruudut, i + 1, sum, print) + ruudut[i];
}
ll d = go(ruudut, i+n, 0, false);
ll r = go(ruudut, i+1, 0, false);
if (d < r) {
if (print) cout << down;
return go(ruudut, i + n, sum, print) + ruudut[i];
}
if (print) cout << right;
return go(ruudut, i + 1, sum, print) + ruudut[i];
}

int main() {

ios_base::sync_with_stdio(false);

cin >> n;
t = n*n;

char ruudut[t];

for (ll i = 0; i < t; ++i) {
static char c;
do {
cin >> c;
// cout << "'" << c << "' ";
} while (isspace(c));
ruudut[i] = c;
}

cout << ruudut[0];
go(ruudut, 0, 0, true);
cout << '\n';

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:

input
100
FWOVNYKNMMQCNHJGUYPNEDXGVVGONC...

correct output
FWDBDECKBHKIACOVUCJGDJOHAYIBHO...

user output
FWDBDECKBHKIACOVUCJGDJOHAYIBHO...

#### Test 9

Group: 2

Verdict:

input
100
ETGCJABWKMAAEOQXWFFYMDJBMNKMQK...

correct output
EAARGLBRLHCDHHBPABHDAJBEEBHQBE...

user output
EAARGLBRLHCDHHBPABHDAJBEEBHQBE...

#### Test 10

Group: 2

Verdict:

input
100

correct output
GEGOFRDKBNLLEUOPOEQCEFMTKANLNC...

user output

#### 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)