CSES - Datatähti 2018 loppu - Results
Submission details
Task:Metsämetro
Sender:tuomask
Submission time:2018-01-18 16:47:13 +0200
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1details
#2ACCEPTED0.04 s1details
#3ACCEPTED0.05 s1details
#4ACCEPTED0.04 s1details
#5ACCEPTED0.06 s1details
#6ACCEPTED0.06 s1details
#7ACCEPTED0.03 s1details
#80.04 s1details
#9ACCEPTED0.04 s1details
#100.04 s1details
#11--2details
#12--2details
#13--2details
#14--2details
#15--2details
#16--2details
#17--2details
#18--2details
#19--2details
#20--2details
#21--3details
#22--3details
#23--3details
#24--3details
#25--3details
#26--3details
#27--3details
#28--3details
#29--3details
#30--3details

Code

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n;
vector<ll> x;
ll c=0, maxMax=0, minMax=INT_MAX;
bool stop1=false, stop2=false;
void calcMax(vector<ll> v) {
	ll max = 0;
	for (auto it=v.begin(); it!=v.end(); it++) if (*it > max) max = *it;
	if (max>maxMax) maxMax = max;
	if (max<minMax) minMax = max;
}
void f(ll a, ll m, vector<ll> mV) {
	if (stop1) return;
	if (a==n-1) {
		if (m==x[n-1]) {
			c++;
			stop1=true;
			calcMax(mV);
		}
	} else for (ll p=0; p<=x[a]; p++) {
		ll u = m+2*p-x[a];
		if (u < 0) continue;
		mV.push_back(u);
		f(a+1, u, mV);
		mV.pop_back();
	}
}
void f2(ll a, ll m, vector<ll> mV) {
	if (stop2) return;
	if (a==n-1) {
		if (m==x[n-1]) {
			c++;
			stop2=true;
			calcMax(mV);
		}
	} else for (ll p=x[a]; p>=0; p--) {
		ll u = m+2*p-x[a];
		if (u < 0) continue;
		mV.push_back(u);
		f2(a+1, u, mV);
		mV.pop_back();
	}
}
int main() {
	cin >> n;
	x.resize(n);
	for (int i=0; i<n; i++) cin >> x[i];
	vector<ll> m;
	m.push_back(x[0]);
	f(1, x[0], m);
	f2(1, x[0], m);
	cout << minMax << " " << maxMax << "\n";
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10
9 4 9 7 6 10 4 6 2 9

correct output
9 31

user output
9 31

Test 2

Group: 1

Verdict: ACCEPTED

input
10
5 6 3 5 6 3 4 7 1 10

correct output
10 25

user output
10 25

Test 3

Group: 1

Verdict: ACCEPTED

input
10
10 2 4 1 4 9 6 3 5 10

correct output
10 24

user output
10 24

Test 4

Group: 1

Verdict: ACCEPTED

input
10
7 5 1 3 8 4 5 4 6 3

correct output
7 22

user output
7 22

Test 5

Group: 1

Verdict: ACCEPTED

input
10
10 7 8 4 10 6 8 6 2 3

correct output
10 29

user output
10 29

Test 6

Group: 1

Verdict: ACCEPTED

input
10
1 2 8 2 3 1 3 1 4 9

correct output
9 17

user output
9 17

Test 7

Group: 1

Verdict: ACCEPTED

input
10
2 8 2 5 8 8 5 10 9 7

correct output
7 31

user output
7 31

Test 8

Group: 1

Verdict:

input
10
2 10 4 8 10 10 9 3 9 7

correct output
8 34

user output
7 34

Test 9

Group: 1

Verdict: ACCEPTED

input
10
10 7 9 1 7 8 4 4 1 5

correct output
10 27

user output
10 27

Test 10

Group: 1

Verdict:

input
10
1 4 7 7 3 1 10 6 4 3

correct output
5 23

user output
3 23

Test 11

Group: 2

Verdict:

input
100
5 3 4 7 5 1 7 1 6 10 2 9 6 5 9...

correct output
6 281

user output
(empty)

Test 12

Group: 2

Verdict:

input
100
3 9 7 3 6 6 4 3 1 8 2 4 2 6 2 ...

correct output
7 252

user output
(empty)

Test 13

Group: 2

Verdict:

input
100
8 2 3 4 8 3 2 7 10 10 3 2 3 4 ...

correct output
8 252

user output
(empty)

Test 14

Group: 2

Verdict:

input
100
4 4 9 8 5 6 2 3 7 10 10 2 7 5 ...

correct output
9 261

user output
(empty)

Test 15

Group: 2

Verdict:

input
100
7 3 3 5 10 6 6 8 10 5 5 8 3 5 ...

correct output
10 300

user output
(empty)

Test 16

Group: 2

Verdict:

input
100
9 5 2 1 9 8 6 4 1 6 3 5 3 1 4 ...

correct output
9 289

user output
(empty)

Test 17

Group: 2

Verdict:

input
100
9 7 5 5 4 1 9 2 3 5 10 2 10 5 ...

correct output
9 287

user output
(empty)

Test 18

Group: 2

Verdict:

input
100
3 8 5 10 8 10 9 2 8 3 1 2 9 7 ...

correct output
6 282

user output
(empty)

Test 19

Group: 2

Verdict:

input
100
6 3 9 2 8 7 8 4 6 4 4 10 2 10 ...

correct output
8 260

user output
(empty)

Test 20

Group: 2

Verdict:

input
100
10 8 7 8 10 3 1 2 1 1 7 4 5 5 ...

correct output
10 279

user output
(empty)

Test 21

Group: 3

Verdict:

input
100000
917855934 394938644 81692499 4...

correct output
917855934 23490295363738

user output
(empty)

Test 22

Group: 3

Verdict:

input
100000
898177957 193852227 11785863 3...

correct output
898177957 23488890808371

user output
(empty)

Test 23

Group: 3

Verdict:

input
100000
560743028 996665755 25721760 4...

correct output
576170439 23599624330076

user output
(empty)

Test 24

Group: 3

Verdict:

input
100000
836491959 800539061 666447484 ...

correct output
836491959 23450143338851

user output
(empty)

Test 25

Group: 3

Verdict:

input
100000
156445358 170997055 927078622 ...

correct output
930838017 23503313036290

user output
(empty)

Test 26

Group: 3

Verdict:

input
100000
869942654 614144284 154904581 ...

correct output
869942654 23544105883410

user output
(empty)

Test 27

Group: 3

Verdict:

input
100000
471025024 244072220 419574192 ...

correct output
657776925 23597080152723

user output
(empty)

Test 28

Group: 3

Verdict:

input
100000
561299091 285120535 109702008 ...

correct output
862325964 23517085653307

user output
(empty)

Test 29

Group: 3

Verdict:

input
100000
356879006 3017698 603259365 18...

correct output
499995467 23540251578008

user output
(empty)

Test 30

Group: 3

Verdict:

input
100000
190109479 83895435 595795373 8...

correct output
598676555 23565408317817

user output
(empty)