Submission #628886

#TimeUsernameProblemLanguageResultExecution timeMemory
628886hy_1Keys (IOI21_keys)C++17
0 / 100
1 ms212 KiB
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <exception>
#include <fstream>
#include <functional>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <iterator>
#include <limits>
#include <list>
#include <cmath>
#include <locale>
#include <map>
#include <memory>
#include <new>
#include <numeric>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdio.h>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <typeinfo>
#include <utility>
#include <valarray>
#include <vector>
#include <unordered_map>
   
using namespace std;


// int dfs(int source , vector<int> &c , int vv){
// 	int cnt = 0;
// 	stack<int> st;
// 	st.push(source);
// 	set<int> stock;
// 	stock.insert(c[source]);
// 	vector<int> visited(vv , false);
// 	while(!st.empty()){
// 		int cur = st.top();
// 		st.pop();
// 		visited[cur] = true;
// 		for(pair<int , int > i : adj[cur]){
// 			if(visited[i.first] == false && (count(stock.begin() , stock.end() , i.second) || ))
// 		}
// 	}

// }

vector<int> find_reachable(vector<int> r, vector<int> u, vector<int> v, vector<int> c) {
	// vector<vector<pair<int, int > > > adj(r.size());
	// for(int j=0; j<u.size(); j++){
	// 	pair<int , int> you;
	// 	you.first = v[j];
	// 	you.second = c[j];
	// 	adj[u[j]].push_back(you);
	// 	pair<int , int> rr;
	// 	rr.first = u[j];
	// 	rr.second = c[j];
	// 	adj[v[j]].push_back(rr);
	// }
	// vector<int> mx(r.size());
	// for(int i  = 0; i <r.size(); i++){
	// 	mx[i] = dfs(i , c , r.size());
	// }

	// int y = *min_element(mx.begin() , mx.end());
	// vector<int> ans(r.size() , 0);
	// for(int i=0; i <mx.size(); i++){
	// 	if(mx[i] == y) ans[i] = 1;
	// }
	// return ans;

	vector<int> ans(r.size() , 0);
	for(int i = 0; i <r.size(); i++){
		if(r[i] != 0) ans[i] = 1;
	}

	return ans;
}

Compilation message (stderr)

keys.cpp: In function 'std::vector<int> find_reachable(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
keys.cpp:83:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   83 |  for(int i = 0; i <r.size(); i++){
      |                 ~~^~~~~~~~~
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