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Submission #350683

# Submission time Handle Problem Language Result Execution time Memory
350683 2021-01-19T07:22:07 Z Kerim Stations (IOI20_stations) C++17
76 / 100
 988 ms 1252 KB 
#include "stations.h"
#include "bits/stdc++.h"
#define MAXN 1009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x)  cerr<< #x <<" = "<< x<<endl;
using namespace std;

typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
int tin[MAXN],tout[MAXN],T,n;
vector<int>adj[MAXN],labels;
void dfs(int nd,int pr,int lvl){
	tin[nd]=T++;
	tr(it,adj[nd])
		if(*it!=pr)
			dfs(*it,nd,lvl^1);
	tout[nd]=T++;	
	if(lvl)labels[nd]=tout[nd];
	else labels[nd]=tin[nd];
}
vector<int> label(int N, int k,vector<int> u, std::vector<int> v) {
	n=N;T=0;labels.clear();
	labels.resize(n);
	for(int i=0;i<n;i++)adj[i].clear();
	for(int i=0;i<n-1;i++){
		adj[u[i]].pb(v[i]);
		adj[v[i]].pb(u[i]);
	}
	dfs(0,-1,0);
	return labels;
}
int find_next_station(int s, int t, vector<int> c) {
	sort(all(c));int m=int(c.size());
	if(!s){
		tr(it,c)
			if(t<=*it)
				return *it;	
	}
	if(s<c[0]){
		int in=s,out=c[m-1]-1;
		if(in<t and t<out){
			tr(it,c)
				if(t<=*it)
					return *it;	
		}
		return c.back();
	}
	else{
		int in=c[0]+1,out=s;
		if(in<t and t<out){
			for(int i=m-1;i>=0;i--)
				if(c[i]<=t)
					return c[i];
		}
		return c[0];
	}
	return -1;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 492 KB Invalid labels (values out of range). scenario=2, k=1000, vertex=1, label=1990
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 472 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=1022
2 Halted 0 ms 0 KB -

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 634 ms 992 KB Output is correct
2 Correct 458 ms 992 KB Output is correct
3 Correct 907 ms 736 KB Output is correct
4 Correct 708 ms 944 KB Output is correct
5 Correct 670 ms 736 KB Output is correct
6 Correct 498 ms 1040 KB Output is correct
7 Correct 496 ms 864 KB Output is correct
8 Correct 3 ms 864 KB Output is correct
9 Correct 5 ms 776 KB Output is correct
10 Correct 2 ms 992 KB Output is correct
11 Correct 674 ms 944 KB Output is correct
12 Correct 534 ms 936 KB Output is correct
13 Correct 542 ms 992 KB Output is correct
14 Correct 510 ms 892 KB Output is correct
15 Correct 56 ms 936 KB Output is correct
16 Correct 71 ms 992 KB Output is correct
17 Correct 114 ms 980 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 988 ms 892 KB Output is correct
2 Correct 719 ms 1236 KB Output is correct
3 Correct 632 ms 944 KB Output is correct
4 Correct 3 ms 864 KB Output is correct
5 Correct 5 ms 864 KB Output is correct
6 Correct 2 ms 944 KB Output is correct
7 Correct 563 ms 736 KB Output is correct
8 Correct 907 ms 864 KB Output is correct
9 Correct 743 ms 952 KB Output is correct
10 Correct 600 ms 896 KB Output is correct
11 Correct 6 ms 864 KB Output is correct
12 Correct 6 ms 944 KB Output is correct
13 Correct 5 ms 736 KB Output is correct
14 Correct 5 ms 952 KB Output is correct
15 Correct 2 ms 736 KB Output is correct
16 Correct 523 ms 992 KB Output is correct
17 Correct 492 ms 944 KB Output is correct
18 Correct 518 ms 736 KB Output is correct
19 Correct 492 ms 944 KB Output is correct
20 Correct 522 ms 864 KB Output is correct

Subtask #5
50.0 / 61.0

# Verdict Execution time Memory Grader output
1 Partially correct 522 ms 1052 KB Partially correct
2 Partially correct 514 ms 1052 KB Partially correct
3 Correct 916 ms 944 KB Output is correct
4 Correct 703 ms 864 KB Output is correct
5 Correct 812 ms 864 KB Output is correct
6 Partially correct 565 ms 1076 KB Partially correct
7 Partially correct 473 ms 1108 KB Partially correct
8 Correct 3 ms 944 KB Output is correct
9 Correct 5 ms 944 KB Output is correct
10 Correct 2 ms 864 KB Output is correct
11 Partially correct 509 ms 864 KB Partially correct
12 Partially correct 542 ms 884 KB Partially correct
13 Correct 953 ms 1024 KB Output is correct
14 Correct 734 ms 1012 KB Output is correct
15 Correct 704 ms 748 KB Output is correct
16 Partially correct 482 ms 896 KB Partially correct
17 Correct 741 ms 1120 KB Output is correct
18 Partially correct 516 ms 992 KB Partially correct
19 Partially correct 495 ms 1120 KB Partially correct
20 Partially correct 562 ms 748 KB Partially correct
21 Correct 76 ms 936 KB Output is correct
22 Partially correct 96 ms 864 KB Partially correct
23 Partially correct 136 ms 884 KB Partially correct
24 Correct 6 ms 864 KB Output is correct
25 Correct 6 ms 864 KB Output is correct
26 Correct 6 ms 736 KB Output is correct
27 Correct 4 ms 864 KB Output is correct
28 Correct 2 ms 864 KB Output is correct
29 Correct 479 ms 864 KB Output is correct
30 Correct 490 ms 944 KB Output is correct
31 Correct 510 ms 988 KB Output is correct
32 Correct 533 ms 944 KB Output is correct
33 Correct 495 ms 736 KB Output is correct
34 Partially correct 389 ms 1164 KB Partially correct
35 Partially correct 415 ms 1160 KB Partially correct
36 Partially correct 478 ms 1084 KB Partially correct
37 Partially correct 556 ms 1252 KB Partially correct
38 Partially correct 439 ms 1088 KB Partially correct
39 Partially correct 441 ms 1008 KB Partially correct
40 Partially correct 517 ms 976 KB Partially correct
41 Partially correct 548 ms 1064 KB Partially correct
42 Partially correct 58 ms 864 KB Partially correct
43 Partially correct 97 ms 1016 KB Partially correct
44 Partially correct 200 ms 1112 KB Partially correct
45 Partially correct 161 ms 1108 KB Partially correct
46 Partially correct 290 ms 864 KB Partially correct
47 Partially correct 371 ms 972 KB Partially correct
48 Partially correct 54 ms 992 KB Partially correct
49 Partially correct 63 ms 992 KB Partially correct