Submission #968281

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
968281	2024-04-23 09:28:25	Beerus13	Synchronization (JOI13_synchronization)	C++14	100 / 100	203 ms	30128 KiB

synchronization

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#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int, int>
const int N = 2e5 + 5;
const int K = 18;
int n, m, q, numDFS;
int P[N][K], in[N], out[N], bit[N], last_val[N], res[N];
pii edge[N];
bool vs[N];
vector<int> g[N];
void update(int i, int val) {
    for(; i <= n; i += i & -i) bit[i] += val;
}
void update(int l, int r, int val) {
    update(l, val);
    update(r + 1, -val);
}
int get(int i) {
    int res = 0;
    for(; i; i -= i & -i) res += bit[i];
    return res;
}
int find(int u) {
    for(int i = K - 1; i >= 0; --i) {
 
 
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Compilation message (stderr)

synchronization.cpp: In function 'void solve()':
synchronization.cpp:64:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   64 |         auto [u, v] = edge[pos];
      |              ^

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 10 / 10
• Subtask 4: 20 / 20
• Subtask 5: 40 / 40