oj.uz

Submission #397889

# Submission time Handle Problem Language Result Execution time Memory
397889 2021-05-03T10:51:36 Z cfalas Stations (IOI20_stations) C++14
52.3244 / 100
 1073 ms 780 KB 
#include "stations.h"
#include<bits/stdc++.h>
using namespace std;
#define mp make_pair
#define INF 10000000
#define MOD 1000000007
#define MID ((l+r)/2)
#define HASHMOD 2305843009213693951
#define ll long long
#define ull unsigned long long
#define F first
#define S second
typedef pair<ll, ll> ii;
typedef pair<ii, int> iii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef map<int, int> mii;

#define EPS 1e-6
#define FOR(i,n) for(int i=0;i<((int)(n));i++)
#define FORi(i,a,b) for(int i=((int)(a));i<((int)(b));i++)
#define FOA(v, a) for(auto v : a)

vector<vi> adj;
vi labels;
int cnt=0;
vi sub;
void dfs(int s, int p=-1){
	labels[s] = cnt++;
	for(auto v : adj[s]) if(v!=p) dfs(v, s), sub[s]+=sub[v];
}

vi label(int n, int k, std::vector<int> u, std::vector<int> v) {
	cnt = 0;
	adj.assign(n, vi());
	sub.assign(n, 1);
	labels.assign(n, 0);
	FOR(i,n-1){
		adj[u[i]].push_back(v[i]);
		adj[v[i]].push_back(u[i]);
	}
	dfs(0);
	//FOR(i,n) cout<<labels[i]<<" "<<sub[i]-1<<endl;
	FOR(i,n) labels[i] = labels[i]*1000 + sub[i] - 1;

	//FOA(v, labels) cout<<v<<" "; cout<<endl;

	return labels;
}

int get_s(int x){ return x % 1000; }

int find_next_station(int s, int t, std::vector<int> c) {
	//cout<<s<<" "<<t<<endl;
	int lt = t/1000;
	int ls = s/1000;

	int prev = ls;
	sort(c.begin(), c.end());
	FOA(x, c){
		if((x/1000)<ls) continue;
		int xs = get_s(x);
		if(prev<lt && lt<=prev+xs+1) return x;
		prev+=xs+1;
	}
	//cout<<s<<" "<<get_s(s)<<endl;
	return *min_element(c.begin(), c.end());

}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 324 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=6003
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 328 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=1510
2 Halted 0 ms 0 KB -

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 623 ms 616 KB Output is correct
2 Correct 668 ms 612 KB Output is correct
3 Correct 1053 ms 472 KB Output is correct
4 Correct 890 ms 408 KB Output is correct
5 Correct 678 ms 500 KB Output is correct
6 Correct 500 ms 616 KB Output is correct
7 Correct 535 ms 596 KB Output is correct
8 Correct 3 ms 480 KB Output is correct
9 Correct 6 ms 452 KB Output is correct
10 Correct 2 ms 472 KB Output is correct
11 Correct 883 ms 400 KB Output is correct
12 Correct 440 ms 608 KB Output is correct
13 Correct 489 ms 716 KB Output is correct
14 Correct 461 ms 540 KB Output is correct
15 Correct 71 ms 472 KB Output is correct
16 Correct 86 ms 552 KB Output is correct
17 Correct 119 ms 528 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 890 ms 496 KB Output is correct
2 Correct 793 ms 404 KB Output is correct
3 Correct 684 ms 400 KB Output is correct
4 Correct 3 ms 472 KB Output is correct
5 Correct 5 ms 472 KB Output is correct
6 Correct 2 ms 480 KB Output is correct
7 Correct 689 ms 576 KB Output is correct
8 Correct 1073 ms 404 KB Output is correct
9 Correct 755 ms 500 KB Output is correct
10 Correct 627 ms 400 KB Output is correct
11 Correct 6 ms 484 KB Output is correct
12 Correct 7 ms 480 KB Output is correct
13 Correct 6 ms 480 KB Output is correct
14 Correct 5 ms 472 KB Output is correct
15 Correct 2 ms 472 KB Output is correct
16 Correct 574 ms 496 KB Output is correct
17 Correct 587 ms 492 KB Output is correct
18 Correct 604 ms 400 KB Output is correct
19 Correct 630 ms 524 KB Output is correct
20 Correct 614 ms 492 KB Output is correct

Subtask #5
26.3244 / 61.0

# Verdict Execution time Memory Grader output
1 Partially correct 660 ms 728 KB Partially correct
2 Partially correct 490 ms 616 KB Partially correct
3 Correct 969 ms 400 KB Output is correct
4 Partially correct 703 ms 492 KB Partially correct
5 Partially correct 655 ms 400 KB Partially correct
6 Partially correct 612 ms 560 KB Partially correct
7 Partially correct 490 ms 528 KB Partially correct
8 Partially correct 3 ms 472 KB Partially correct
9 Partially correct 5 ms 472 KB Partially correct
10 Partially correct 2 ms 472 KB Partially correct
11 Partially correct 554 ms 616 KB Partially correct
12 Partially correct 620 ms 528 KB Partially correct
13 Correct 998 ms 400 KB Output is correct
14 Partially correct 773 ms 408 KB Partially correct
15 Partially correct 612 ms 472 KB Partially correct
16 Partially correct 510 ms 528 KB Partially correct
17 Partially correct 733 ms 404 KB Partially correct
18 Partially correct 587 ms 780 KB Partially correct
19 Partially correct 554 ms 608 KB Partially correct
20 Partially correct 487 ms 616 KB Partially correct
21 Partially correct 68 ms 464 KB Partially correct
22 Partially correct 100 ms 528 KB Partially correct
23 Partially correct 115 ms 564 KB Partially correct
24 Partially correct 5 ms 472 KB Partially correct
25 Partially correct 9 ms 472 KB Partially correct
26 Partially correct 6 ms 480 KB Partially correct
27 Partially correct 5 ms 480 KB Partially correct
28 Partially correct 2 ms 476 KB Partially correct
29 Partially correct 544 ms 400 KB Partially correct
30 Partially correct 518 ms 400 KB Partially correct
31 Partially correct 597 ms 556 KB Partially correct
32 Partially correct 600 ms 404 KB Partially correct
33 Partially correct 616 ms 528 KB Partially correct
34 Partially correct 368 ms 616 KB Partially correct
35 Partially correct 566 ms 520 KB Partially correct
36 Partially correct 587 ms 648 KB Partially correct
37 Partially correct 566 ms 700 KB Partially correct
38 Partially correct 458 ms 640 KB Partially correct
39 Partially correct 533 ms 644 KB Partially correct
40 Partially correct 541 ms 696 KB Partially correct
41 Partially correct 576 ms 576 KB Partially correct
42 Partially correct 66 ms 528 KB Partially correct
43 Partially correct 111 ms 528 KB Partially correct
44 Partially correct 125 ms 528 KB Partially correct
45 Partially correct 170 ms 528 KB Partially correct
46 Partially correct 345 ms 532 KB Partially correct
47 Partially correct 396 ms 528 KB Partially correct
48 Partially correct 74 ms 652 KB Partially correct
49 Partially correct 63 ms 528 KB Partially correct