Submission #601857

#	Time	Username	Problem	Language	Result	Execution time	Memory
601857		Minindu2006	Split the Attractions (IOI19_split)	C++14	0 / 100	542 ms	1048576 KiB

split

#include "split.h"
#include<bits/stdc++.h>
using namespace std;

const int MX = 1e5 + 5;
vector<int> adj[MX], vis(MX, 0);
void dfs(int i, vector<int> &tre)
{
	vis[i] = 1;
	tre.push_back(i);

	for(auto a:adj[i])
	{
		if(!vis[a])
			dfs(i, tre);
	}
}

vector<int> find_split(int n, int a, int b, int c, vector<int> p, vector<int> q) {
	vector<int> res(n, 3);
	int m = p.size();
	for(int i=0;i<m;i++)
	{
		adj[p[i]].push_back(q[i]);
		adj[q[i]].push_back(p[i]);
	}
	int st = -1, numC = INT_MAX;
	for(int i=0;i<n;i++)
	{
		if(numC > (adj[i].size()))
			numC = (adj[i].size()), st = i;
	}
	vector<int> path;
	dfs(st, path);
	for(int i=0;i<a;i++)
		res[path[i]] = 1;
	for(int i=a;i<a+b;i++)
		res[path[i]] = 2;		
	return res;
}

Compilation message (stderr)

split.cpp: In function 'std::vector<int> find_split(int, int, int, int, std::vector<int>, std::vector<int>)':
split.cpp:30:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |   if(numC > (adj[i].size()))
      |      ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 11
• Subtask 3: 0 / 22
• Subtask 4: 0 / 24
• Subtask 5: 0 / 36