Submission #845101

#	Time	Username	Problem	Language	Result	Execution time	Memory
845101		vjudge1	Birmingham (COCI20_birmingham)	C++17	70 / 70	66 ms	12432 KiB

birmingham

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
#define all(c) (c).begin(), (c).end()

const int N = 1e5 + 5;
vector<int> adj[N],vis(N),ans(N);

void solve(){	

	int n,m,q,k;
	cin >> n >> m >> q >> k;

	queue<array<int,3>> qq;
	for(int i = 0; i < q; i++){
		int x; cin >> x;
		qq.push({x,0,1});
		vis[x] = 1; ans[x] = -1;
	}

	for(int i = 0; i < m; i++){
		int a,b; cin >> a >> b;
		adj[a].push_back(b);
		adj[b].push_back(a);
	}


	while(qq.size()){
		auto[node,d,x] = qq.front(); qq.pop();
		if(ans[node] != -1) ans[node] = x;
		for(int go : adj[node]){
			if(vis[go]) continue;
			if(1 + d > k * x) x++,d = 0;
			vis[go] = 1;
			qq.push({go,1 + d,x});
		}
	}

	for(int i = 1; i <= n; i++){
		cout << ans[i] + (ans[i] == - 1) << ' ';
	}
}

signed main(){

	#ifndef ONLINE_JUDGE
//		freopen("in.txt","r",stdin); freopen("out.txt","w",stdout);
	#endif

	ios_base::sync_with_stdio(0);
	cin.tie(0);

	int t = 1;
//	cin >> t;

	while(t--){
		solve();
	}

	return 0;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 5 / 5
• Subtask 7: 5 / 5
• Subtask 8: 5 / 5
• Subtask 9: 5 / 5
• Subtask 10: 5 / 5
• Subtask 11: 5 / 5
• Subtask 12: 5 / 5
• Subtask 13: 5 / 5
• Subtask 14: 5 / 5