Submission #161952

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
161952	2019-11-05 11:50:39	Alexa2001	Bigger segments (IZhO19_segments)	C++17	100 / 100	147 ms	20984 KiB

segments

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#include <bits/stdc++.h>
using namespace std;
const int Nmax = 5e5 + 5;
typedef long long ll;
ll s[Nmax];
int n, a[Nmax];
pair<int, ll> dp[Nmax];
class AIB 
{
    int a[Nmax];
    int ub(int x) { return (x&(-x)); }
public:
    int query(int x)
    {
        int ans = 0;
        for(; x; x-=ub(x)) ans = max(ans, a[x]);
        return ans;
    }
    void update(int x, int y)
    {
        for(; x<=n; x+=ub(x)) a[x] = max(a[x], y);
    }
} aib;
 
 
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• Subtask 1: 13 / 13
• Subtask 2: 14 / 14
• Subtask 3: 10 / 10
• Subtask 4: 36 / 36
• Subtask 5: 27 / 27