oj.uz

Submission #1095437

# Submission time Handle Problem Language Result Execution time Memory
1095437 2024-10-02T07:50:14 Z dosts Stations (IOI20_stations) C++17
76 / 100
 626 ms 1188 KB 
//Dost SEFEROĞLU
#include <bits/stdc++.h>
#include "stations.h"
#pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt")
using namespace std;
//#define int long long
#define pii pair<int,int>
#define ff first
#define ss second
#define sp << " " <<    
#define all(cont) cont.begin(),cont.end()
#define vi vector<int>
const int N = 1000;

vi edges[N];
vi ls(N),tin(N),tout(N);
int timer = 1;
void dfs(int node,int p,int deppy = 0) {
	tin[node] = timer++;
	for (int it : edges[node]) if (it != p) dfs(it,node,deppy^1);
	tout[node] = timer++;
	if (deppy) ls[node] = tout[node];
	else ls[node] = tin[node];
}

std::vector<int> label(int n, int k, std::vector<int> u, std::vector<int> v) {
	vi labels(n);
	for (int i=0;i<n-1;i++) {
		edges[u[i]].push_back(v[i]);
		edges[v[i]].push_back(u[i]);
	}
	dfs(0,0);
	for (int i=0;i<n;i++) labels[i] = ls[i];
	timer = 1;
	for (int i=0;i<n;i++) edges[i].clear();
	return labels;
}

int find_next_station(int s, int t, std::vector<int> c) {
	bool ins = 0;
	if (c[0] > s) ins = 1;
	if (ins) {
		//tin bu
		int mx = 0;
		//mx parentim
		if (s != 1) mx = c.back();
		int prv = s;
		for (int it : c) {
			if (it == mx) return it;
			int onuntini = prv+1;
			prv = it;
			if (onuntini <= t && it >= t) return it;
		}
		return -1;
	}
	else {
		//tout bu
		reverse(all(c));
		int mn = c.back();
		int prv = s+1;
		for (int it : c) {
			if (it == mn) return it;
			int onuntoutu = prv-1;
			prv = it;
			if (onuntoutu >= t && it <= t) return it;
		}
		return -1;
	}
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 344 KB Invalid labels (values out of range). scenario=2, k=1000, vertex=1, label=1991
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 344 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=1023
2 Halted 0 ms 0 KB -

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 390 ms 940 KB Output is correct
2 Correct 310 ms 936 KB Output is correct
3 Correct 591 ms 684 KB Output is correct
4 Correct 450 ms 684 KB Output is correct
5 Correct 389 ms 684 KB Output is correct
6 Correct 312 ms 940 KB Output is correct
7 Correct 285 ms 684 KB Output is correct
8 Correct 1 ms 764 KB Output is correct
9 Correct 2 ms 768 KB Output is correct
10 Correct 0 ms 1016 KB Output is correct
11 Correct 416 ms 804 KB Output is correct
12 Correct 294 ms 1060 KB Output is correct
13 Correct 299 ms 1036 KB Output is correct
14 Correct 316 ms 684 KB Output is correct
15 Correct 23 ms 768 KB Output is correct
16 Correct 33 ms 764 KB Output is correct
17 Correct 87 ms 768 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 624 ms 688 KB Output is correct
2 Correct 450 ms 684 KB Output is correct
3 Correct 383 ms 684 KB Output is correct
4 Correct 1 ms 764 KB Output is correct
5 Correct 1 ms 776 KB Output is correct
6 Correct 0 ms 788 KB Output is correct
7 Correct 406 ms 684 KB Output is correct
8 Correct 626 ms 684 KB Output is correct
9 Correct 439 ms 684 KB Output is correct
10 Correct 371 ms 684 KB Output is correct
11 Correct 3 ms 776 KB Output is correct
12 Correct 2 ms 768 KB Output is correct
13 Correct 1 ms 776 KB Output is correct
14 Correct 1 ms 776 KB Output is correct
15 Correct 0 ms 776 KB Output is correct
16 Correct 311 ms 684 KB Output is correct
17 Correct 313 ms 684 KB Output is correct
18 Correct 317 ms 684 KB Output is correct
19 Correct 326 ms 684 KB Output is correct
20 Correct 321 ms 684 KB Output is correct

Subtask #5
50.0 / 61.0

# Verdict Execution time Memory Grader output
1 Partially correct 343 ms 936 KB Partially correct
2 Partially correct 318 ms 940 KB Partially correct
3 Correct 568 ms 684 KB Output is correct
4 Correct 409 ms 684 KB Output is correct
5 Correct 392 ms 684 KB Output is correct
6 Partially correct 285 ms 936 KB Partially correct
7 Partially correct 309 ms 684 KB Partially correct
8 Correct 1 ms 768 KB Output is correct
9 Correct 1 ms 772 KB Output is correct
10 Correct 1 ms 768 KB Output is correct
11 Partially correct 302 ms 684 KB Partially correct
12 Partially correct 323 ms 684 KB Partially correct
13 Correct 595 ms 684 KB Output is correct
14 Correct 449 ms 684 KB Output is correct
15 Correct 380 ms 684 KB Output is correct
16 Partially correct 284 ms 684 KB Partially correct
17 Correct 363 ms 684 KB Output is correct
18 Partially correct 313 ms 796 KB Partially correct
19 Partially correct 312 ms 1188 KB Partially correct
20 Partially correct 298 ms 684 KB Partially correct
21 Correct 34 ms 772 KB Output is correct
22 Partially correct 36 ms 764 KB Partially correct
23 Partially correct 54 ms 880 KB Partially correct
24 Correct 2 ms 764 KB Output is correct
25 Correct 2 ms 768 KB Output is correct
26 Correct 4 ms 768 KB Output is correct
27 Correct 2 ms 768 KB Output is correct
28 Correct 1 ms 764 KB Output is correct
29 Correct 347 ms 808 KB Output is correct
30 Correct 340 ms 684 KB Output is correct
31 Correct 352 ms 684 KB Output is correct
32 Correct 323 ms 688 KB Output is correct
33 Correct 334 ms 684 KB Output is correct
34 Partially correct 203 ms 912 KB Partially correct
35 Partially correct 287 ms 1064 KB Partially correct
36 Partially correct 262 ms 932 KB Partially correct
37 Partially correct 280 ms 800 KB Partially correct
38 Partially correct 290 ms 816 KB Partially correct
39 Partially correct 293 ms 1056 KB Partially correct
40 Partially correct 294 ms 804 KB Partially correct
41 Partially correct 285 ms 796 KB Partially correct
42 Partially correct 26 ms 760 KB Partially correct
43 Partially correct 58 ms 744 KB Partially correct
44 Partially correct 74 ms 744 KB Partially correct
45 Partially correct 87 ms 684 KB Partially correct
46 Partially correct 208 ms 684 KB Partially correct
47 Partially correct 196 ms 684 KB Partially correct
48 Partially correct 37 ms 768 KB Partially correct
49 Partially correct 31 ms 1024 KB Partially correct