Submission #116142

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
116142	2019-06-10 20:47:32	luciocf	Regions (IOI09_regions)	C++14	30 / 100	1254 ms	53624 KiB

regions

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#include <bits/stdc++.h>
using namespace std;
const int maxn = 2e5+10;
const int maxr = 510;
typedef long long ll;
int n, R, q;
int region[maxn];
ll ans[maxr][maxr];
vector<int> grafo[maxn];
int dfs(int u, int p, int r)
{
  int qtd = 0;
  if (region[u] == r)
    qtd = 1;
  for (auto v: grafo[u])
  {
    if (v == p) continue;
    qtd += dfs(v, u, r);
  }
  ans[region[u]][r] += 1ll*qtd;
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 15 / 85