Submission #543030

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
543030	2022-03-28 21:45:59	sidon	Training (IOI07_training)	C++17	100 / 100	60 ms	4556 KiB

training

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#include <bits/stdc++.h>
using namespace std;
#define maxim(X, Y) (X = max(X, Y))
const int MXN = 1e3, Z = 5e3;
int N, M, A[Z], B[Z], C[Z], p[MXN], d[MXN];
int cd[Z];
vector<int> g[MXN], h[MXN];
void init(int u) {
  for(const int &v : g[u]) {
    for(int &w : g[v]) if(u == w) swap(w, g[v].back());
    g[v].pop_back();
    p[v] = u;
    d[v] = d[u] + 1;
    init(v);
  }
}
int lca(int u, int v) {
  for(; u != v; d[u] > d[v] ? u = p[u] : v = p[v]);
  return u;
}
int getIdx(int u, int v) {
  for(int i = 0; 1; ++i) if(g[u][i] == v) return i;
}
const int NB = 1023;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 7 / 7
• Subtask 5: 9 / 9
• Subtask 6: 9 / 9
• Subtask 7: 9 / 9
• Subtask 8: 9 / 9
• Subtask 9: 9 / 9
• Subtask 10: 9 / 9
• Subtask 11: 9 / 9