Submission #1116683

#	Time	Username	Problem	Language	Result	Execution time	Memory
1116683		vjudge1	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	8 / 100	3061 ms	75904 KiB

sortbooks

// Problem: E - Hedgehog Daniyar and Algorithms
// Contest: Virtual Judge - Selection
// URL: https://vjudge.net/contest/673521#problem/E
// Memory Limit: 256 MB
// Time Limit: 3000 ms
// 
// Powered by CP Editor (https://cpeditor.org)

/**********************************                               //deque,priority_queue
 *    author:  NurkhatKrutoi2009
 *    created: Just now
 *    P.S: tourist ne katai
**********************************/
#include <bits/stdc++.h>
/* for ordered_set <int> st; --> st.order_of_key(j)
#include <ext/pb_ds/assoc_container.hpp> 
#include <ext/pb_ds/tree_policy.hpp> 
using namespace std; 
using namespace __gnu_pbds;  //Delete the other one
template<class T> using ordered_set = tree<T, null_type, 
less<T>, rb_tree_tag, tree_order_statistics_node_update>; 
template<class T> using ordered_multiset = tree<T, null_type, less_equal<T>, 
rb_tree_tag, tree_order_statistics_node_update>;
*//*
#include <algorithm>
#include <iostream>
#include <cmath>
*//*
#pragma GCC optimize("fast-loops")
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native,avx2,fma")
#pragma GCC optimization ("unroll-loops")
*/
#define int long long
#define FREOPEN  freopen("  .in", "r", stdin);  freopen("  .out", "w", stdout);
#define sonic ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define FORR( i, x, n, d ) for( int i = x; i >= n; i -= d )
#define FOR( i, x, n, d ) for( int i = x; i <= n; i += d )
#define all(x) (x).begin(), (x).end()
#define pss pair<string,string>
#define nextp next_permutation
#define pii pair<int,int>
#define priq priority_queue
#define mii map<int,int>
#define sz(x) (x).size()
#define stirng string
#define str to_string
#define rev reverse
#define pb push_back
#define ll long long
#define endl '\n'
#define S second
#define F first
const int Pi=3.1415926535;
const int MOD=1e9+7;
const int N=1e6+123;
const int lol=63;
const int inf=1e10+5;
using namespace std;
int tc=1;
struct node{
	int mx=0,mn=inf;
};
int n,m,l,r,k;
node t[4*N];
int s[N];
node link(node a, node b){
	node ans;
	ans.mx=max( a.mx, b.mx );
	ans.mn=min( a.mn, b.mn );
	return ans;
}
void build(int v=1, int tl=1, int tr=n){
	if(tl==tr){
		t[v]={s[tl],s[tl]};
		return;
	}int tm=(tl+tr)>>1;
	build(v+v,tl,tm);
	build(v+v+1,tm+1,tr);
	t[v]=link(t[v+v],t[v+v+1]);
}
int get(int l, int r, int x, int v=1, int tl=1, int tr=n){
	if(l>tr || r<tl || t[v].mn>=x)return 0;
	if( t[v].mx<x && l<=tl && tr<=r) return t[v].mx;
	int tm=(tl+tr)>>1;
	return max( get(l,r,x,v+v,tl,tm), get(l,r,x,v+v+1,tm+1,tr) );
	
}
void code( ){ 
	cin>>n>>m;
	FOR(i,1,n,1)cin>>s[i];
	build();
	while(m--){ bool ok=1;
		int l,r,k;
		cin>>l>>r>>k;
		FORR(i,r,l,1){
			int mx=get(i+1,r,s[i]);
			if(mx+s[i]>k && mx!=0){ok=0;break;}
		}
		if(ok)cout<<1;
		else cout<<0;
		cout<<'\n';
	}
}signed main(){sonic   //FREOPEN
    //cin>>tc;  
    while(tc--){
    code();
    }
    return 0;
}










 

• Subtask 1: 8 / 8
• Subtask 2: 0 / 9
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 30
• Subtask 6: 0 / 23