CSES - Datatähti 2015 loppu - Results
Submission details
Task:Ruudukko
Sender:Pietu1998
Submission time:2015-01-29 14:02:19
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.54 s1details
#20.51 s1details
#30.05 s1details
#40.06 s1details
#50.06 s1details
#61.75 s2details
#71.75 s2details
#8--2details
#9--2details
#10--2details
#11--3details
#12--3details
#13--3details
#142.96 s3details
#15--3details

Code

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int s = 0;

struct rt {
	vector<char> str;
	int x, y;
	int i;
	rt(char c): x(0), y(0), i(1) {
		str = vector<char>(s + 1);
		str[0] = c;
	}
	rt(const rt& o): x(o.x), y(o.y), i(o.i) {
		str = vector<char>(s + 1);
		for (int j = 0; j < s; j++) {
			str[j] = o.str[j];
		}
	}
};

bool cmp(rt a, rt b) {
	for (int i = 0; i < s; i++) {
		if (a.str[i] < b.str[i]) return true;
		if (a.str[i] > b.str[i]) return false;
	}
	return false;
}

int main() {
	cin.sync_with_stdio(false);
	int n;
	cin >> n;
	vector<vector<char> > r(n);
	for (int i = 0; i < n; i++) {
		r[i] = vector<char>(n);
		for (int j = 0; j < n; j++) {
			cin >> r[i][j];
		}
	}
	// siirtomäärä
	s = n * n - 2 * n + 1;
	vector<rt> t(n * n, rt(0x7F));
	int m = 1;
	t[0] = rt(r[0][0]);
	for (int i = 0; i < s; i++) {
		int u = m;
		for (int j = 0; j < u; j++) {
			if (t[j].x == n - 1)
				t[j].str[t[j].i++] = r[t[j].x][++t[j].y];
			else if (t[j].y == n - 1)
				t[j].str[t[j].i++] = r[++t[j].x][t[j].y];
			else {
				char a = r[t[j].x + 1][t[j].y];
				char b = r[t[j].x][t[j].y + 1];
				if (a < b)
					t[j].str[t[j].i++] = r[++t[j].x][t[j].y];
				else if (b < a)
					t[j].str[t[j].i++] = r[t[j].x][++t[j].y];
				else {
					rt o(t[j]);
					t[j].str[t[j].i++] = r[++t[j].x][t[j].y];
					o.str[o.i++] = r[o.x][++o.y];
					t[m++] = o;
				}
			} 
		}
	}
	sort(t.begin(), t.end(), cmp);
	for (int i = 0; i <= s; i++) {
		cout << t[0].str[i];
	}
	cout << endl;
}

Test details

Test 1

Group: 1

Verdict:

input
5
AAAAA
AAAAA
AAAAA
AAAAA
...

correct output
AAAAAAAAB

user output
(empty)

Test 2

Group: 1

Verdict:

input
5
ABABA
BABAB
ABABA
BABAB
...

correct output
ABABABABA

user output
(empty)

Test 3

Group: 1

Verdict:

input
5
WRYIU
TWLKH
UJMJC
GRDJW
...

correct output
WRWJMDJWK

user output
WRWJMDJWK

Test 4

Group: 1

Verdict:

input
5
RUEAE
ZYHHW
KDBPD
DXREW
...

correct output
RUEAEWDWX

user output
RUEAEWDWX

Test 5

Group: 1

Verdict:

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
(empty)

Test 9

Group: 2

Verdict:

input
100
ETGCJABWKMAAEOQXWFFYMDJBMNKMQK...

correct output
EAARGLBRLHCDHHBPABHDAJBEEBHQBE...

user output
(empty)

Test 10

Group: 2

Verdict:

input
100
GNWMLJNHSBAADUFCSGIZMWHZTVDHNR...

correct output
GEGOFRDKBNLLEUOPOEQCEFMTKANLNC...

user output
(empty)

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)

Test 13

Group: 3

Verdict:

input
500
HGADXTSFXYIEMDWMFIVQGHTACFUPYI...

correct output
HGADEJOGAKPJCRAHTABRSDLAVGBFAG...

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)