Submission #35965

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
35965	2017-12-04 02:39:43	cheater2k	Synchronization (JOI13_synchronization)	C++14	100 / 100	2653 ms	26188 KiB

synchronization

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#include <bits/stdc++.h>
using namespace std;
const int N = 100005;
int n, m, q;
int fr[N], to[N], state[N];
int tin[N], tout[N], TIME, dep[N], par[N][20];
vector<int> G[N];
int res[N], lst[N];
void dfs(int u) {
  tin[u] = ++TIME;
  for (int v : G[u]) {
    if (v == par[u][0]) continue;
    dep[v] = dep[u] + 1;
    par[v][0] = u;
    dfs(v);
  }
  tout[u] = TIME;
}
// SEGMENT TREE
int T[N << 2], lz[N << 2];
#define mid ((l + r) >> 1)
void push(int v, int l, int r) {
  if (lz[v] == 0) return;
  if (l < r) lz[v << 1] += lz[v], lz[v << 1 | 1] += lz[v];
  T[v] += lz[v]; lz[v] = 0;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 10 / 10
• Subtask 4: 20 / 20
• Subtask 5: 40 / 40