CSES - Datatähti 2020 loppu

Submission details
Task:	Merkkijono
Sender:	Pauli Kauro
Submission time:	2020-02-09 12:39:29 +0200
Language:	C++ (C++11)
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	16
#2	ACCEPTED	26
#3	ACCEPTED	58

Test results
test	verdict	time	group
#1	ACCEPTED	0.01 s	1, 2, 3	details
#2	ACCEPTED	0.01 s	1, 2, 3	details
#3	ACCEPTED	0.01 s	1, 2, 3	details
#4	ACCEPTED	0.01 s	1, 2, 3	details
#5	ACCEPTED	0.01 s	2, 3	details
#6	ACCEPTED	0.01 s	2, 3	details
#7	ACCEPTED	0.01 s	2, 3	details
#8	ACCEPTED	0.01 s	2, 3	details
#9	ACCEPTED	0.01 s	2, 3	details
#10	ACCEPTED	0.01 s	2, 3	details
#11	ACCEPTED	0.01 s	3	details
#12	ACCEPTED	0.01 s	3	details
#13	ACCEPTED	0.01 s	3	details
#14	ACCEPTED	0.01 s	3	details
#15	ACCEPTED	0.01 s	3	details
#16	ACCEPTED	0.01 s	3	details
#17	ACCEPTED	0.01 s	3	details
#18	ACCEPTED	0.01 s	3	details
#19	ACCEPTED	0.01 s	3	details
#20	ACCEPTED	0.01 s	3	details
#21	ACCEPTED	0.01 s	3	details
#22	ACCEPTED	0.01 s	3	details
#23	ACCEPTED	0.01 s	3	details
#24	ACCEPTED	0.01 s	3	details
#25	ACCEPTED	0.01 s	3	details
#26	ACCEPTED	0.01 s	3	details

Code

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

string s;
ll n;

ll lastpos[8];

vector<ll> nums {1, 3, 5, 7};
string nums_str = "01234567";

bool haku(ll k) {
	if (k == n) return true;
	for (ll num : nums) {
		if (k - lastpos[num] - 1 < num) continue;
		ll old = lastpos[num];
		lastpos[num] = k;
		s.push_back(nums_str[num]);
		if (haku(k + 1)) return true;
		s.pop_back();
		lastpos[num] = old;
	}
	return false;
}

int main() {
	cin >> n;
	fill_n(lastpos, 8, -100);
	haku(0);
	cout << s << endl;
	return 0;
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1` view save

correct output
`1` view save

user output
`1` view save

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
`2` view save

correct output
`13` view save

user output
`13` view save

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
`3` view save

correct output
`131` view save

user output
`131` view save

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
`4` view save

correct output
`1317` view save

user output
`1315` view save

Test 5

Group: 2, 3

Verdict: ACCEPTED

input
`5` view save

correct output
`13171` view save

user output
`13151` view save

Test 6

Group: 2, 3

Verdict: ACCEPTED

input
`6` view save

correct output
`131713` view save

user output
`131513` view save

Test 7

Group: 2, 3

Verdict: ACCEPTED

input
`7` view save

correct output
`1317131` view save

user output
`1315131` view save

Test 8

Group: 2, 3

Verdict: ACCEPTED

input
`8` view save

correct output
`13171315` view save

user output
`13151317` view save

Test 9

Group: 2, 3

Verdict: ACCEPTED

input
`9` view save

correct output
`131713151` view save

user output
`131513171` view save

Test 10

Group: 2, 3

Verdict: ACCEPTED

input
`10` view save

correct output
`1317131513` view save

user output
`1315131713` view save

Test 11

Group: 3

Verdict: ACCEPTED

input
`11` view save

correct output
`13171315131` view save

user output
`13151317131` view save

Test 12

Group: 3

Verdict: ACCEPTED

input
`12` view save

correct output
`131713151317` view save

user output
`131513171315` view save

Test 13

Group: 3

Verdict: ACCEPTED

input
`13` view save

correct output
`1317131513171` view save

user output
`1315131713151` view save

Test 14

Group: 3

Verdict: ACCEPTED

input
`14` view save

correct output
`13171315131713` view save

user output
`13151317131513` view save

Test 15

Group: 3

Verdict: ACCEPTED

input
`15` view save

correct output
`131713151317131` view save

user output
`131513171315131` view save

Test 16

Group: 3

Verdict: ACCEPTED

input
`16` view save

correct output
`1317131513171315` view save

user output
`1315131713151317` view save

Test 17

Group: 3

Verdict: ACCEPTED

input
`17` view save

correct output
`13171315131713151` view save

user output
`13151317131513171` view save

Test 18

Group: 3

Verdict: ACCEPTED

input
`18` view save

correct output
`131713151317131513` view save

user output
`131513171315131713` view save

Test 19

Group: 3

Verdict: ACCEPTED

input
`19` view save

correct output
`1317131513171315131` view save

user output
`1315131713151317131` view save

Test 20

Group: 3

Verdict: ACCEPTED

input
`20` view save

correct output
`13171315131713151317` view save

user output
`13151317131513171315` view save

Test 21

Group: 3

Verdict: ACCEPTED

input
`40` view save

correct output
`131713151317131513171315131713...` view save

user output
`131513171315131713151317131513...` view save

Test 22

Group: 3

Verdict: ACCEPTED

input
`128` view save

correct output
`131713151317131513171315131713...` view save

user output
`131513171315131713151317131513...` Truncated

Test 23

Group: 3

Verdict: ACCEPTED

input
`582` view save

correct output
`131713151317131513171315131713...` view save

user output
`131513171315131713151317131513...` Truncated

Test 24

Group: 3

Verdict: ACCEPTED

input
`891` view save

correct output
`131713151317131513171315131713...` view save

user output
`131513171315131713151317131513...` Truncated

Test 25

Group: 3

Verdict: ACCEPTED

input
`999` view save

correct output
`131713151317131513171315131713...` view save

user output
`131513171315131713151317131513...` Truncated

Test 26

Group: 3

Verdict: ACCEPTED

input
`1000` view save

correct output
`131713151317131513171315131713...` view save

user output
`131513171315131713151317131513...` Truncated

Datatähti 2020 loppu

Merkkijono

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Test 23

Test 24

Test 25

Test 26

Tasks

Submissions (Pauli Kauro)