oj.uz

Submission #961317

# Submission time Handle Problem Language Result Execution time Memory
961317 2024-04-11T20:00:39 Z Macker Stations (IOI20_stations) C++17
52.3205 / 100
 594 ms 1468 KB 
#include "stations.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
#define ff first
#define ss second
#define all(v) v.begin(), v.end()
#define FOR(i, n) for (int i = 0; i < n; i++)

vector<int> in, out;
vector<vector<int>> adj;
int tim = 0;

void dfs(int a, int p){
	in[a] = tim++;
	for (auto b : adj[a]){
		if(b != p) dfs(b, a);
	}
	out[a] = tim-1;
}

vector<int> label(int n, int k, vector<int> u, vector<int> v) {
	vector<int> labels(n);
	adj.assign(n, {});
	tim = 0;
	in = out = vector<int>(n);
	FOR(i, n-1){
		adj[u[i]].push_back(v[i]);
		adj[v[i]].push_back(u[i]);
	}
	dfs(0, 0);
	FOR(i, n){
		labels[i] = out[i] + 1000*in[i];
	}
	return labels;
}

int find_next_station(int s, int t, vector<int> c) {
	int ins = s/1000;
	int outs = s%1000;
	int it = t/1000;
	if(ins <= it && outs >= it){
		for (auto i : c) {
			int ii = i/1000;
			int oi = i%1000;
			if(ii > ins && ii <= it && oi >= it) return i;
		}
	}
	else{
		for (auto i : c) {
			if(i / 1000 < ins) return i;	
		}
	}
}

Compilation message

stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:58:1: warning: control reaches end of non-void function [-Wreturn-type]
   58 | }
      | ^

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 580 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=6009
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 580 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=1511
2 Halted 0 ms 0 KB -

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 369 ms 952 KB Output is correct
2 Correct 295 ms 1108 KB Output is correct
3 Correct 594 ms 684 KB Output is correct
4 Correct 445 ms 684 KB Output is correct
5 Correct 385 ms 944 KB Output is correct
6 Correct 290 ms 908 KB Output is correct
7 Correct 299 ms 684 KB Output is correct
8 Correct 1 ms 848 KB Output is correct
9 Correct 3 ms 768 KB Output is correct
10 Correct 0 ms 764 KB Output is correct
11 Correct 382 ms 684 KB Output is correct
12 Correct 334 ms 988 KB Output is correct
13 Correct 354 ms 1248 KB Output is correct
14 Correct 282 ms 684 KB Output is correct
15 Correct 33 ms 684 KB Output is correct
16 Correct 36 ms 1128 KB Output is correct
17 Correct 69 ms 1388 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 558 ms 684 KB Output is correct
2 Correct 422 ms 688 KB Output is correct
3 Correct 355 ms 692 KB Output is correct
4 Correct 1 ms 760 KB Output is correct
5 Correct 4 ms 768 KB Output is correct
6 Correct 1 ms 768 KB Output is correct
7 Correct 402 ms 684 KB Output is correct
8 Correct 585 ms 684 KB Output is correct
9 Correct 447 ms 684 KB Output is correct
10 Correct 394 ms 688 KB Output is correct
11 Correct 3 ms 764 KB Output is correct
12 Correct 4 ms 768 KB Output is correct
13 Correct 4 ms 768 KB Output is correct
14 Correct 2 ms 768 KB Output is correct
15 Correct 1 ms 768 KB Output is correct
16 Correct 332 ms 684 KB Output is correct
17 Correct 327 ms 684 KB Output is correct
18 Correct 351 ms 684 KB Output is correct
19 Correct 364 ms 684 KB Output is correct
20 Correct 339 ms 684 KB Output is correct

Subtask #5
26.3205 / 61.0

# Verdict Execution time Memory Grader output
1 Partially correct 360 ms 952 KB Partially correct
2 Partially correct 293 ms 936 KB Partially correct
3 Partially correct 552 ms 684 KB Partially correct
4 Partially correct 429 ms 684 KB Partially correct
5 Partially correct 385 ms 684 KB Partially correct
6 Partially correct 297 ms 904 KB Partially correct
7 Partially correct 293 ms 684 KB Partially correct
8 Partially correct 1 ms 768 KB Partially correct
9 Partially correct 2 ms 768 KB Partially correct
10 Partially correct 0 ms 768 KB Partially correct
11 Partially correct 279 ms 1084 KB Partially correct
12 Partially correct 341 ms 832 KB Partially correct
13 Partially correct 517 ms 776 KB Partially correct
14 Partially correct 400 ms 768 KB Partially correct
15 Partially correct 440 ms 684 KB Partially correct
16 Partially correct 311 ms 684 KB Partially correct
17 Partially correct 392 ms 684 KB Partially correct
18 Partially correct 288 ms 1148 KB Partially correct
19 Partially correct 286 ms 1248 KB Partially correct
20 Partially correct 293 ms 684 KB Partially correct
21 Partially correct 38 ms 768 KB Partially correct
22 Partially correct 41 ms 908 KB Partially correct
23 Partially correct 67 ms 876 KB Partially correct
24 Partially correct 2 ms 768 KB Partially correct
25 Partially correct 2 ms 768 KB Partially correct
26 Partially correct 2 ms 768 KB Partially correct
27 Partially correct 2 ms 768 KB Partially correct
28 Partially correct 2 ms 768 KB Partially correct
29 Partially correct 323 ms 684 KB Partially correct
30 Partially correct 355 ms 944 KB Partially correct
31 Partially correct 328 ms 684 KB Partially correct
32 Partially correct 322 ms 684 KB Partially correct
33 Partially correct 371 ms 684 KB Partially correct
34 Partially correct 195 ms 1040 KB Partially correct
35 Partially correct 278 ms 1176 KB Partially correct
36 Partially correct 287 ms 1092 KB Partially correct
37 Partially correct 295 ms 1168 KB Partially correct
38 Partially correct 314 ms 1000 KB Partially correct
39 Partially correct 310 ms 1180 KB Partially correct
40 Partially correct 295 ms 1016 KB Partially correct
41 Partially correct 326 ms 1404 KB Partially correct
42 Partially correct 39 ms 888 KB Partially correct
43 Partially correct 64 ms 884 KB Partially correct
44 Partially correct 89 ms 880 KB Partially correct
45 Partially correct 108 ms 888 KB Partially correct
46 Partially correct 219 ms 884 KB Partially correct
47 Partially correct 210 ms 884 KB Partially correct
48 Partially correct 37 ms 1228 KB Partially correct
49 Partially correct 34 ms 1468 KB Partially correct