Submission #198852

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
198852	2020-01-27 21:04:09	osaaateiasavtnl	Synchronization (JOI13_synchronization)	C++14	100 / 100	375 ms	24440 KiB

synchronization

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#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ii pair <int, int>
#define app push_back
#define all(a) a.begin(), a.end()
#define bp __builtin_popcount
#define ll long long
#define mp make_pair
#define f first
#define s second
#define Time (double)clock()/CLOCKS_PER_SEC
const int N = 2e5 + 7;
int n, m, q;
vector <int> g[N];
ii ed[N];
int tin[N], tout[N], ptr = 0, par[N], num[N];
void dfs(int u, int p) {
    par[u] = p;
    tin[u] = ++ptr;
    num[ptr] = u;
    for (int v : g[u]) 
        if (v != p)
            dfs(v, u);
    tout[u] = ptr;
}
int r[N << 2];
void upd(int v, int tl, int tr, int i, int x) {
    if (tl == tr) {
        r[v] = x;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 10 / 10
• Subtask 4: 20 / 20
• Subtask 5: 40 / 40