Submission #1258459

#	Time	Username	Problem	Language	Result	Execution time	Memory
1258459		E_rK	Birmingham (COCI20_birmingham)	C++20	70 / 70	105 ms	16196 KiB

birmingham

#include <bits/stdc++.h>
#define fast cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(false)
#define pb push_back
#define ppb pop_back
#define fi first
#define se second
#define sp " "
#define endl "\n"
#define mod 1000000000
#define MAXN 200005
#define MAXM 1000006
#define inf 1e18
#define INF 0x3f
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define debug(x) for(auto& a: x) cout << a << " "
 
using namespace std;
typedef long long int lo;
 
lo n,m,p,q,k,l,a,b;

lo arr[MAXN],vis[MAXN],when[MAXN];
vector<lo> v[MAXN];
string s;

bool check(lo mid, lo i){
    return when[mid] >= arr[i];
}

void solve(){
    cin >> n >> m >> p >> k;
    when[1] = k;
    for (int i = 2; i <= n; ++i)
    {
        when[i] = when[i-1] + i*k;
        // cout << when[i] << endl;
    }
    
    queue<pair<lo,lo>> q;
    for (int i = 0; i < p; ++i)
    {
        cin >> a;
        q.push({0,a});
    }
    for (int i = 0; i < m; ++i)
    {
        cin >> a >> b;
        v[a].pb(b);
        v[b].pb(a);
    }
    while(!q.empty()){
        lo node = q.front().se;
        lo cost = q.front().fi;
        q.pop();
        if(vis[node])
            continue;
        arr[node] = cost;
        vis[node] = 1;
        for(auto go: v[node]){
            if(!vis[go])
                q.push({cost+1,go});
        }
    }
    for (int i = 1; i <= n; ++i)
    {
        lo bas = 0;
        lo son = n;
        while(bas <= son){
            lo mid = (bas+son)/2;
            if(check(mid,i)){
                son = mid-1;
            }
            else{
                bas = mid+1;
            }
        }
        cout << bas << sp;
    }

    
}
int main()
{
    // cout << fixed << setprecision(12);
    // freopen("feast.in","r",stdin);
    // freopen("feast.out","w",stdout);
    fast;
    int t = 1;
    // cin >> t;
    
    while(t--)
    {
        solve();
    }
}

• 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