Submission #967094

#	Time	Username	Problem	Language	Result	Execution time	Memory
967094		Syrius	Cyberland (APIO23_cyberland)	C++17	15 / 100	25 ms	10076 KiB

cyberland

#include <bits/stdc++.h>
#include "cyberland.h"
using namespace std;
 
// #define int long long
#define ll long long
#define ff first
#define ss second
#define pint pair < ll , ll >
#define vint vector < int >
#define fast ios_base::sync_with_stdio(NULL); cin.tie(NULL)
 
const int inf = 1e9 + 9;
const int mxn = 2e5 + 2;
const int mod = 1e9 + 7;
 
vector < vector < pint > > adj(mxn);
ll dis[mxn];
 
double solve(int n , int m , int k , int H , vint x , vint y , vint c , vint arr) {
 
	for (int i = 0; i < n; i++) {
		adj[i].clear();
		dis[i] = -2;
	}
 
	for (int i = 0; i < m; i++) {
		adj[x[i]].push_back({y[i] , c[i]});
		adj[y[i]].push_back({x[i] , c[i]});
	}
 
	priority_queue < pint > q;
	q.push({0 , H});
 
	while (!q.empty()) {
		pint p = q.top();
		q.pop();
		if (dis[p.ss] != -2) continue;
		dis[p.ss] = -p.ff;
		if (p.ss == 0) return dis[0];
		for (pint i : adj[p.ss]) {
			q.push({p.ff - i.ss , i.ff});
		}
	}
 
	return -1;
}
 
// int main() {
 
// 	int n , m , k , h;
// 	cin >> n >> m >> k >> h;
// 	vint x(m) , y(m) , c(m) , arr(n);
 
// 	for (int i = 0; i < m; i++) cin >> x[i];
// 	for (int i = 0; i < m; i++) cin >> y[i];
// 	for (int i = 0; i < m; i++) cin >> c[i];
// 	for (int i = 0; i < n; i++) cin >> arr[i];
 
// 	cout << solve(n , m , k , h , x , y , c , arr) << '\n';
// }

• Subtask 1: 0 / 5
• Subtask 2: 8 / 8
• Subtask 3: 0 / 13
• Subtask 4: 0 / 19
• Subtask 5: 7 / 7
• Subtask 6: 0 / 16
• Subtask 7: 0 / 29
• Subtask 8: 0 / 3