Submission #617965

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
617965	2022-08-01 18:12:57	Bench0310	Shortcut (IOI16_shortcut)	C++17	0 / 100	1 ms	300 KiB

shortcut

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#include <bits/stdc++.h>
#include "shortcut.h"
using namespace std;
typedef long long ll;
struct ST
{
    int n;
    vector<ll> val;
    vector<array<ll,2>> tree;
    ST(vector<ll> &d)
    {
        n=d.size();
        val=d;
        tree.resize(4*n);
        build(1,0,n-1);
    }
    void build(int idx,int l,int r)
    {
        if(l==r) tree[idx]={val[l],l};
        else
        {
            int m=(l+r)/2;
            build(2*idx,l,m);
            build(2*idx+1,m+1,r);
            tree[idx]=max(tree[2*idx],tree[2*idx+1]);
        }
    }
    void update(int idx,int l,int r,int pos,ll x)
 
 
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