oj.uz

Submission #1077192

# Submission time Handle Problem Language Result Execution time Memory
1077192 2024-08-27T02:43:11 Z mindiyak Stations (IOI20_stations) C++14
0 / 100
 669 ms 844 KB 
#include "stations.h"
#include <vector>
#include <queue>
#include <iostream>
#include <cmath>

#include <algorithm>
using namespace std;

vector<vector<int>> paths(1001);
vector<int> dist(1001,-1);

void dfs(int pos,int len,int level){
	if(dist[pos] != -1)return;
	dist[pos] = len;
	int cnt = 1;
	for(int i:paths[pos]){
		if(dist[i] != -1)continue;
		dfs(i,len+(cnt*int(pow(10,level))),level+1);
		cnt ++;
	}
}


std::vector<int> label(int n, int k, std::vector<int> u, std::vector<int> v) {
	std::vector<int> labels(n);
	paths = vector<vector<int>>(1001);
	dist = vector<int>(1001,-1);

	for(int i = 0;i<n-1;i++){
		paths[u[i]].push_back(v[i]);
		paths[v[i]].push_back(u[i]);
	}

	int head = 1;
	// for (int i = 0; i < n; i++) {
	// 	if(paths[i].size() > 2){
	// 		head = i;
	// 	}
	// }

	dist[head] = 0;
	int cnt = 1;
	for(int i:paths[head]){
		dfs(i,cnt,1);
		cnt ++;
	}

	cerr << head << endl;
	for (int i = 0; i < n; i++) {
		labels[i] = dist[i];
		cerr << labels[i] << " ";
	}
	cerr << endl;
	return labels;
}

int find_next_station(int s, int t, std::vector<int> c) {
	sort(c.begin(),c.end());
	if (c.size() == 1) return c[0];

	if(s == 0){
		for (int v : c){
			if (v%10 == t%10)
				return v;
		}
	}

	for (int v : c)
        if (v == t)
            return t;

	if(s<t){
		int level = 0;
		for (int v : c){
			if(v==0)continue;
			int cur = 0;
			while(v>0){
				cur ++;
				v/=10;
			}
			level = max(level,cur);
		}

		for (int v : c){
			if(v==0)continue;
			if(t%(10*level) == v)
				return v;
		}
	}

	return c[0];
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 596 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=0, label=11111
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 29 ms 844 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=11, label=1111
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 596 KB Invalid labels (values out of range). scenario=1, k=1000000, vertex=0, label=-1036372537
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 669 ms 684 KB Output is correct
2 Correct 472 ms 684 KB Output is correct
3 Correct 435 ms 684 KB Output is correct
4 Correct 2 ms 768 KB Output is correct
5 Incorrect 3 ms 768 KB Wrong query response.
6 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 668 KB Invalid labels (values out of range). scenario=1, k=1000000000, vertex=0, label=1111111112
2 Halted 0 ms 0 KB -