oj.uz

Submission #1077199

# Submission time Handle Problem Language Result Execution time Memory
1077199 2024-08-27T02:51:02 Z mindiyak Stations (IOI20_stations) C++14
10 / 100
 654 ms 1840 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);
		}

		cerr << "DEBUG " << s << " " << t << " " << level << " " << t%int(pow(10,level)) << " | ";

		for (int v : c){
			if(v==0)continue;
			cerr << v << " ";
			if(t%int(pow(10,level)) == v){
				cerr << endl;
				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 22 ms 588 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 13 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
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 654 ms 684 KB Output is correct
2 Correct 460 ms 684 KB Output is correct
3 Correct 479 ms 1372 KB Output is correct
4 Correct 2 ms 768 KB Output is correct
5 Correct 3 ms 768 KB Output is correct
6 Correct 1 ms 776 KB Output is correct
7 Correct 427 ms 828 KB Output is correct
8 Correct 601 ms 684 KB Output is correct
9 Correct 457 ms 684 KB Output is correct
10 Correct 470 ms 1108 KB Output is correct
11 Correct 4 ms 764 KB Output is correct
12 Correct 4 ms 776 KB Output is correct
13 Correct 3 ms 768 KB Output is correct
14 Correct 3 ms 768 KB Output is correct
15 Correct 2 ms 768 KB Output is correct
16 Correct 448 ms 1828 KB Output is correct
17 Correct 422 ms 1628 KB Output is correct
18 Correct 488 ms 1324 KB Output is correct
19 Correct 463 ms 1336 KB Output is correct
20 Correct 469 ms 1840 KB Output is correct

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 684 KB Invalid labels (values out of range). scenario=1, k=1000000000, vertex=0, label=1111111112
2 Halted 0 ms 0 KB -