Submission #889775

#	Time	Username	Problem	Language	Result	Execution time	Memory
889775		vjudge1	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	0 / 100	3718 ms	262144 KiB

sortbooks

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#include<bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define pb push_back
#define pf push_front
#define ppb pop_back
#define ppf pop_front
#define all(x) x.begin(), x.end()
#define sz(x) x.size()
#define forik(x) ll i = 1; i <= x; i++

// (a mod 1e9) / (b mod 1e9) = a * (b^1e9)

using namespace std;

ll a, b, c, e, t, n, m, k, p[200001], d[5001][5001];
vector <pair <ll, ll>> g;

//ll gcd (ll a, ll b){
//	while (a > 0 && b > 0){
//		if (a >= b){
//			a %= b;
//		}
//		else{
//			b %= a;
//		}
//	}
//	return a + b;
//}
//
//ll binpow (ll a, ll b){
//	a %= mod;
//	if (b == 0){
//		return 1;
//	}
//	if (b % 2 == 1){
//		return binpow (a, b - 1) % mod * a % mod;
//	}
//	else{
//		ll t = binpow (a, b / 2) % mod;
//		return t * t % mod;
//	}
//}

signed main (){
	//freopen (".in", "r", stdin);
	//freopen (".out", "w", stdout);
	ios_base::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	cin >> n >> m;
	for (int i = 1; i <= n; i++){
		cin >> p[i];
	}
	for (int i = 1; i <= n; i++){
		for (int y = i + 1; y <= n; y++){
			d[i][y] = d[i][y - 1];
			if (p[i] > p[y]){
				d[i][y] = max (d[i][y], p[i] + p[y]);
			}
		}	
	}
	while (m--){
		cin >> a >> b >> c;
		a = 1;
		if (d[a][b] > c){
			a = 0;
		}
		cout << a << '\n';
	}
}

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