Submission #76075

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
76075	2018-09-12 03:27:10	luciocf	Race (IOI11_race)	C++14	100 / 100	1731 ms	143980 KiB

race

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// IOI 2011 - Race
// Lúcio Cardoso
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 2e5+10;
const int MAXD = 1e6+10;
const int MAXL = 20;
typedef pair<int, int> pii;
int n, k, size[MAXN], ans;
set<int> S[MAXD];
bool mark[MAXN];
vector<pii> grafo[MAXN];
int DFS(int u, int p)
{
    size[u] = 1;
    for (int i = 0; i < (int) grafo[u].size(); i++)
    {
        int v = grafo[u][i].first;
        if (v == p || mark[v]) continue;
        size[u] += DFS(v, u);
    }
    return size[u];
}
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 22 / 22
• Subtask 4: 57 / 57