Submission #97534

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
97534	2019-02-16 20:31:17	Alexa2001	Synchronization (JOI13_synchronization)	C++17	100 / 100	783 ms	24440 KiB

synchronization

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#include <bits/stdc++.h>
using namespace std;
const int Nmax = 1e5 + 5, lg = 18;
vector<int> v[Nmax];
pair<int,int> E[Nmax];
bool active[Nmax];
int t[lg+2][Nmax], In[Nmax], Out[Nmax], level[Nmax];
int tmp, n;
int cnt[Nmax], cnt2[Nmax];
class AIB
{
    int a[Nmax];
    int ub(int x) { return (x&(-x)); }
public:
    void upd(int x, int add)
    {
        for(; x<=n; x+=ub(x)) a[x] += add;
    }
    int query(int x)
    {
        int ans = 0;
        for(; x; x-=ub(x)) ans += a[x];
        return ans;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 10 / 10
• Subtask 4: 20 / 20
• Subtask 5: 40 / 40