CSES - Datatähti 2015 loppu - Results
Submission details
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
GNWMLJNHSBAADUFCSGIZMWHZTVDHNR...

correct output
GEGOFRDKBNLLEUOPOEQCEFMTKANLNC...

user output
GEGOFRKIDNJBKEADDGQRXIHILNKDDH...

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)