Submission #404335

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
404335	2021-05-14T08:23:00 Z	AmineTrabelsi	Stations (IOI20_stations)	C++14	69.868 / 100	1079 ms	752 KB

stations

#include "stations.h"
#include <bits/stdc++.h>
using namespace std;
const int Mx = 1010;
int timer = 0;
void dfs(int node,int par,vector<int> &labels,vector<vector<int>> &tr,bool parity){
    if(!parity)labels[node] = timer++;
    for(auto i:tr[node]){
        if(i != par){
            dfs(i,node,labels,tr,!parity);
        }
    }
    if(parity)labels[node] = timer++;
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
    vector<int> labels(n);
    vector<vector<int>> tr(n+1,vector<int>(0));
	for (int i = 0; i < n-1; i++) {
		tr[u[i]].push_back(v[i]);
        tr[v[i]].push_back(u[i]);
	}
    dfs(0,-1,labels,tr,0);
	return labels;
}
int find_next_station(int s, int t, vector<int> c) {
    if ((int)c.size() == 1) return c.back();
    if (c.front() > s){
        // s in tin
        int l = s, r = c[(int)c.size() - 2];
        if (l > t || r < t) return c.back();
        int pos = lower_bound(c.begin(), c.end(), t) - c.begin();
        return c[pos];
    }
    // s is tout
    int l = c[1], r = s;
    if (l > t || r < t) return c.front();
    int pos = upper_bound(c.begin(), c.end(), t) - c.begin() - 1;
    return c[pos];
}

Subtask #1

0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	4 ms	416 KB	Invalid labels (values out of range). scenario=2, k=1000, vertex=1, label=1008
2	Halted	0 ms	0 KB	-

Subtask #2

0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	6 ms	276 KB	Invalid labels (values out of range). scenario=1, k=1000, vertex=1, label=1507
2	Halted	0 ms	0 KB	-

Subtask #3

16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	579 ms	604 KB	Output is correct
2	Correct	535 ms	592 KB	Output is correct
3	Correct	877 ms	484 KB	Output is correct
4	Correct	770 ms	400 KB	Output is correct
5	Correct	696 ms	620 KB	Output is correct
6	Correct	529 ms	656 KB	Output is correct
7	Correct	585 ms	528 KB	Output is correct
8	Correct	3 ms	468 KB	Output is correct
9	Correct	5 ms	476 KB	Output is correct
10	Correct	2 ms	468 KB	Output is correct
11	Correct	728 ms	496 KB	Output is correct
12	Correct	540 ms	680 KB	Output is correct
13	Correct	481 ms	604 KB	Output is correct
14	Correct	426 ms	528 KB	Output is correct
15	Correct	73 ms	432 KB	Output is correct
16	Correct	86 ms	528 KB	Output is correct
17	Correct	132 ms	528 KB	Output is correct

Subtask #4

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	985 ms	400 KB	Output is correct
2	Correct	871 ms	528 KB	Output is correct
3	Correct	698 ms	484 KB	Output is correct
4	Correct	3 ms	464 KB	Output is correct
5	Correct	4 ms	464 KB	Output is correct
6	Correct	2 ms	468 KB	Output is correct
7	Correct	748 ms	464 KB	Output is correct
8	Correct	904 ms	400 KB	Output is correct
9	Correct	720 ms	492 KB	Output is correct
10	Correct	689 ms	528 KB	Output is correct
11	Correct	7 ms	468 KB	Output is correct
12	Correct	9 ms	468 KB	Output is correct
13	Correct	6 ms	468 KB	Output is correct
14	Correct	4 ms	496 KB	Output is correct
15	Correct	2 ms	472 KB	Output is correct
16	Correct	652 ms	484 KB	Output is correct
17	Correct	548 ms	496 KB	Output is correct
18	Correct	624 ms	528 KB	Output is correct
19	Correct	657 ms	400 KB	Output is correct
20	Correct	560 ms	656 KB	Output is correct

Subtask #5

43.868 / 61.0

#	Verdict	Execution time	Memory	Grader output
1	Partially correct	621 ms	708 KB	Partially correct
2	Partially correct	565 ms	640 KB	Partially correct
3	Correct	1051 ms	400 KB	Output is correct
4	Correct	792 ms	484 KB	Output is correct
5	Correct	767 ms	616 KB	Output is correct
6	Partially correct	586 ms	612 KB	Partially correct
7	Correct	532 ms	492 KB	Output is correct
8	Correct	3 ms	468 KB	Output is correct
9	Correct	5 ms	464 KB	Output is correct
10	Correct	2 ms	476 KB	Output is correct
11	Partially correct	482 ms	596 KB	Partially correct
12	Partially correct	570 ms	528 KB	Partially correct
13	Correct	1079 ms	404 KB	Output is correct
14	Correct	714 ms	400 KB	Output is correct
15	Correct	705 ms	528 KB	Output is correct
16	Correct	479 ms	520 KB	Output is correct
17	Correct	799 ms	400 KB	Output is correct
18	Partially correct	454 ms	752 KB	Partially correct
19	Partially correct	581 ms	604 KB	Partially correct
20	Correct	531 ms	528 KB	Output is correct
21	Correct	68 ms	448 KB	Output is correct
22	Partially correct	95 ms	528 KB	Partially correct
23	Partially correct	118 ms	528 KB	Partially correct
24	Correct	7 ms	468 KB	Output is correct
25	Correct	7 ms	468 KB	Output is correct
26	Correct	6 ms	476 KB	Output is correct
27	Correct	5 ms	464 KB	Output is correct
28	Correct	3 ms	468 KB	Output is correct
29	Correct	521 ms	484 KB	Output is correct
30	Correct	601 ms	400 KB	Output is correct
31	Correct	620 ms	400 KB	Output is correct
32	Correct	610 ms	400 KB	Output is correct
33	Correct	610 ms	488 KB	Output is correct
34	Partially correct	326 ms	612 KB	Partially correct
35	Partially correct	502 ms	612 KB	Partially correct
36	Partially correct	503 ms	600 KB	Partially correct
37	Partially correct	575 ms	488 KB	Partially correct
38	Partially correct	480 ms	568 KB	Partially correct
39	Partially correct	541 ms	652 KB	Partially correct
40	Partially correct	501 ms	732 KB	Partially correct
41	Partially correct	590 ms	576 KB	Partially correct
42	Partially correct	57 ms	528 KB	Partially correct
43	Partially correct	125 ms	488 KB	Partially correct
44	Partially correct	150 ms	492 KB	Partially correct
45	Partially correct	223 ms	528 KB	Partially correct
46	Partially correct	407 ms	488 KB	Partially correct
47	Partially correct	366 ms	528 KB	Partially correct
48	Partially correct	76 ms	548 KB	Partially correct
49	Partially correct	72 ms	656 KB	Partially correct