CSES - Datatähti 2023 alku

CSES - Datatähti 2023 alku - Results

Submission details
Task:	Sadonkorjuu
Sender:	a256
Submission time:	2022-11-01 20:15:07 +0200
Language:	C++11
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.00 s	1, 2	details
#2	ACCEPTED	0.00 s	1, 2	details
#3	ACCEPTED	0.00 s	1, 2	details
#4	ACCEPTED	0.00 s	1, 2	details
#5	ACCEPTED	0.00 s	1, 2	details
#6	WRONG ANSWER	0.01 s	1, 2	details
#7	WRONG ANSWER	0.25 s	2	details
#8	WRONG ANSWER	0.01 s	1, 2	details
#9	WRONG ANSWER	0.25 s	2	details
#10	WRONG ANSWER	0.01 s	1, 2	details
#11	WRONG ANSWER	0.26 s	2	details
#12	ACCEPTED	0.27 s	2	details
#13	ACCEPTED	0.26 s	2	details
#14	ACCEPTED	0.26 s	2	details
#15	ACCEPTED	0.01 s	1, 2	details
#16	ACCEPTED	0.01 s	1, 2	details
#17	ACCEPTED	0.01 s	1, 2	details
#18	ACCEPTED	0.01 s	1, 2	details
#19	ACCEPTED	0.01 s	1, 2	details
#20	ACCEPTED	0.01 s	1, 2	details
#21	ACCEPTED	0.26 s	2	details
#22	ACCEPTED	0.25 s	2	details
#23	ACCEPTED	0.26 s	2	details
#24	ACCEPTED	0.01 s	1, 2	details
#25	ACCEPTED	0.34 s	2	details
#26	ACCEPTED	0.01 s	1, 2	details
#27	ACCEPTED	0.24 s	2	details
#28	ACCEPTED	0.01 s	1, 2	details
#29	ACCEPTED	0.23 s	2	details
#30	ACCEPTED	0.01 s	1, 2	details
#31	ACCEPTED	0.25 s	2	details

Code

#include <bits/stdc++.h>
using namespace std;
#define FOR(i, n) for(decltype(n) i=0;i<(n);++i)
#define FORI(i, s, n) for(decltype(n) i=(s);i<(n);++i)
#define BE(t) t.begin(), t.end()
#define RBE(t) t.rbegin(), t.rend()
#define evn(n) (!((n) & 1))
#define PB push_back
#define MP(f, s) make_pair((f), (s))
#define F first
#define S second
#define pmod(a, m) ((a)%(m)+(m))%(m)
typedef unsigned long long ull;
typedef long long ll;
#define MOD ((int)1e9+7)
#define CEILDIV(a, b) (((a)-1)/(b)+1)

typedef struct city city;

int n;
vector<city> k;
queue<int> satamat;

struct city {
	int parent;
	int length;

	bool satama;
	vector<int> idx;
	vector<int> len;

	ull distance;

	city(){
		parent = -1;
		distance = INT_MAX;
	}

	void print(int indent=0){
		cout << '(' << (satama ? 'S' : 'P');
		cout << '\n';

		indent += 2;
//		if(idx[0] != -1){
//			for(int i = 0; i < indent; ++i)
//				cout << ' ';
//			int l = k[idx[0]].distance;
//			if(l != INT_MAX)
//				cout << l;
//			k[idx[0]].print(indent);
//		}
//
//		if(idx[1] != -1){
//			for(int i = 0; i < indent; ++i)
//				cout << ' ';
//			int l = k[idx[1]].distance;
//			if(l != INT_MAX)
//				cout << l;
//			k[idx[1]].print(indent);
//		}

		indent -= 2;
		for(int i = 0; i < indent; ++i)
			cout << ' ';
		cout << ')';
		cout << "\n";
	}

	void solve(ull d=0){
		distance = d;

		if(parent != -1){
			ull nl = d+length;
			if(nl < k[parent].distance)
				k[parent].solve(nl);
		}

		for(int i = 0; i < (int)idx.size(); ++i){
			ull nl = d+len[i];
			if(nl < k[idx[i]].distance)
				k[idx[i]].solve(nl);
		}
	}
};

int main(){
	cin >> n;
	k.resize(n, city());

	FOR(i, n){
		int pelto;
		cin >> pelto;
		k[i].satama = !pelto;
		if(!pelto){
			k[i].distance = 0;
			satamat.push(i);
		}
	}

	FOR(i, n-1){
		int a, b, c;
		cin >> a >> b >> c;
		--a, --b;

		city &ac = k[a];
		ac.idx.push_back(b);
		ac.len.push_back(c);

		k[b].parent = a;
		k[b].length = c;
	}

	while(satamat.size()){
		k[satamat.front()].solve();
		satamat.pop();
	}

	//cout << k[0].distance;
	//k[0].print();

	queue<int> q;
	q.push(0);
	//cout << '\n';
	ull sum = 0;
	while(q.size()){
		int idx = q.front();
		if(k[idx].distance != INT_MAX)
			sum += k[idx].distance;
		for(int i : k[idx].idx){
			q.push(i);
		}
		q.pop();
	}

	cout << sum << '\n';
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
`1 0` view save

correct output
`0` view save

user output
`0` view save

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
`5 0 0 0 0 0 1 2 1 2 3 2 3 4 3 ...` view save

correct output
`0` view save

user output
`0` view save

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
`4 1 0 1 1 1 2 10 2 3 20 2 4 30` view save

correct output
`60` view save

user output
`60` view save

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
`5 0 1 1 1 0 1 2 10 2 3 20 3 4 30 ...` view save

correct output
`80` view save

user output
`80` view save

Test 5

Group: 1, 2

Verdict: ACCEPTED

input
`5 0 1 0 1 1 1 2 1 2 3 5 3 4 3 ...` view save

correct output
`6` view save

user output
`6` view save

Test 6

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`5506363` view save

user output
`2339` view save

Test 7

Group: 2

Verdict: WRONG ANSWER

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`1795118520` view save

user output
`6448` view save

Test 8

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 0 0 1 0 1 1 0 1 0 1 1 0 0 0 1 ...` view save

correct output
`293576` view save

user output
`0` view save

Test 9

Group: 2

Verdict: WRONG ANSWER

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`816932444` view save

user output
`1600` view save

Test 10

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...` view save

correct output
`3089` view save

user output
`0` view save

Test 11

Group: 2

Verdict: WRONG ANSWER

input
`200000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...` view save

correct output
`40839` view save

user output
`0` view save

Test 12

Group: 2

Verdict: ACCEPTED

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`5683983203973` view save

user output
`5683983203973` view save

Test 13

Group: 2

Verdict: ACCEPTED

input
`200000 0 1 1 1 1 1 1 0 0 0 1 1 0 1 0 ...` view save

correct output
`58572993` view save

user output
`58572993` view save

Test 14

Group: 2

Verdict: ACCEPTED

input
`200000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...` view save

correct output
`32755` view save

user output
`32755` view save

Test 15

Group: 1, 2

Verdict: ACCEPTED

input
`1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`126238345` view save

user output
`126238345` view save

Test 16

Group: 1, 2

Verdict: ACCEPTED

input
`1000 0 0 0 1 0 1 1 1 0 0 1 0 1 1 0 ...` view save

correct output
`278678` view save

user output
`278678` view save

Test 17

Group: 1, 2

Verdict: ACCEPTED

input
`1000 1 0 0 0 1 0 0 0 1 0 0 0 0 0 0 ...` view save

correct output
`34929` view save

user output
`34929` view save

Test 18

Group: 1, 2

Verdict: ACCEPTED

input
`1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`1543963` view save

user output
`1543963` view save

Test 19

Group: 1, 2

Verdict: ACCEPTED

input
`1000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...` view save

correct output
`39606` view save

user output
`39606` view save

Test 20

Group: 1, 2

Verdict: ACCEPTED

input
`1000 1 0 1 0 1 0 0 0 0 1 1 0 0 0 1 ...` view save

correct output
`321598` view save

user output
`321598` view save

Test 21

Group: 2

Verdict: ACCEPTED

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`978670626` view save

user output
`978670626` view save

Test 22

Group: 2

Verdict: ACCEPTED

input
`200000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...` view save

correct output
`375218` view save

user output
`375218` view save

Test 23

Group: 2

Verdict: ACCEPTED

input
`200000 1 1 1 1 0 0 0 0 0 1 0 1 0 1 1 ...` view save

correct output
`60422556` view save

user output
`60422556` view save

Test 24

Group: 1, 2

Verdict: ACCEPTED

input
`1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`291990` view save

user output
`291990` view save

Test 25

Group: 2

Verdict: ACCEPTED

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`59607954` view save

user output
`59607954` view save

Test 26

Group: 1, 2

Verdict: ACCEPTED

input
`1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`990` view save

user output
`990` view save

Test 27

Group: 2

Verdict: ACCEPTED

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`199982` view save

user output
`199982` view save

Test 28

Group: 1, 2

Verdict: ACCEPTED

input
`1000 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`7987` view save

user output
`7987` view save

Test 29

Group: 2

Verdict: ACCEPTED

input
`200000 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`3137875` view save

user output
`3137875` view save

Test 30

Group: 1, 2

Verdict: ACCEPTED

input
`1000 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`4657693` view save

user output
`4657693` view save

Test 31

Group: 2

Verdict: ACCEPTED

input
`200000 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`1652889357` view save

user output
`1652889357` view save

Datatähti 2023 alku

Sadonkorjuu

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

Test 27

Test 28

Test 29

Test 30

Test 31

Tasks

Submissions (a256)