Submission #924543

#	Time	Username	Problem	Language	Result	Execution time	Memory
924543		Webbly	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	37 ms	10836 KiB

molecules

// Problem: A. ��� ��������
// Contest: Codeforces - EDLIGHT CAMP IOI #1
// URL: https://codeforces.com/group/3wt9BX8ZwP/contest/500376/problem/0
// Memory Limit: 256 MB
// Time Limit: 1000 ms
//
// Powered by CP Editor (https://cpeditor.org)

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//
//                  Solution
//                    Webbly, 27.01.2023
//
//
//                    Arsen ne katai
//
//
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////



#include<bits/stdc++.h>
#include "molecules.h"
/**
#include <algorithm>
#include <iostream>
#include <vector>
#include <queue>
#include <cmath>
#include <map>
#include <set>
#include <time.h>
*/
//#pragma GCC optimize("O3")
//#pragma GCC optimize("fast-loops")
/**
#pragma GCC optimize("-funsafe-loop-optimizations")
#pragma GCC optimize("-funroll-loops")
#pragma GCC optimize("-fwhole-program")
#pragma GCC optimize("Ofast,no-stack-protector")
#pragma GCC optimize("-fthread-jumps")
#pragma GCC optimize("-falign-functions")
#pragma GCC optimize("-falign-jumps")
#pragma GCC optimize("-falign-loops")
#pragma GCC optimize("-falign-labels")
#pragma GCC optimize("-fcaller-saves")
#pragma GCC optimize("-fcrossjumping")
#pragma GCC optimize("-fcse-follow-jumps")
#pragma GCC optimize("-fcse-skip-blocks")
#pragma GCC optimize("-fdelete-null-pointer-checks")
#pragma GCC optimize("-fdevirtualize")
#pragma GCC optimize("-fexpensive-optimizations")
#pragma GCC optimize("-fgcse")
#pragma GCC optimize("-fgcse-lm")
#pragma GCC optimize("-fhoist-adjacent-loads")
#pragma GCC optimize("-finline-small-functions")
#pragma GCC optimize("-findirect-inlining")
#pragma GCC optimize("-fipa-sra")
#pragma GCC optimize("-foptimize-sibling-calls")
#pragma GCC optimize("-fpartial-inlining")
#pragma GCC optimize("-fpeephole2")
#pragma GCC optimize("-freorder-blocks")
#pragma GCC optimize("-freorder-functions")
#pragma GCC optimize("-frerun-cse-after-loop")
#pragma GCC optimize("-fsched-interblock")
#pragma GCC optimize("-fsched-spec")
#pragma GCC optimize("-fschedule-insns")
#pragma GCC optimize("-fschedule-insns2")
#pragma GCC optimize("-fstrict-aliasing")
#pragma GCC optimize("-fstrict-overflow")
#pragma GCC optimize("-ftree-switch-conversion")
#pragma GCC optimize("-ftree-tail-merge")
#pragma GCC optimize("-ftree-pre")
#pragma GCC optimize("-ftree-vrp")
#pragma GCC target("avx")
*/
#define ll long long
#define pb push_back
#define mp make_pair
#define all(x) x.begin(),x.end()
#define flush cout.flush()

using namespace std;

const ll mod = (ll)1e9 + 7, mod3 = 998244353, inf = (ll)2e16, P = 31;

ll rnd(){
    ll x = rand();

    return rand() ^ x;
}

ll binpow (ll a, ll b){
    ll ans = 1;
    while(b){
        if (b & 1){
            ans *= a;

            ans %= mod;
        }

        b >>= 1;
        a *= a;

        a %= mod;
    }
    return ans;
}
ll gcd(ll a, ll b){
    return (b ? gcd(b, a % b) : a);
}
ll lcm(ll a, ll b){
    return a / gcd(a, b) * b;
}

struct tr{
    ll four, seven, inc, dec;
};

struct T{
    ll x, ind;
};

ll n, m, k, b[500005], p[500005];

pair <ll, ll> q[500005];

vector <int> find_subset(int l, int r, vector <int> w){
	n = w.size();
	
	for (int i = 0; i < n; i++){
		q[i + 1] = {w[i], i};
	}
	
	sort (q + 1, q + n + 1);
	
	for (int i = 1; i <= n; i++) p[i] = p[i - 1] + q[i].first;
	
	int tl = 1;
	
	vector <int> ans;
	
	for (int i = 1; i <= n; i++){
		while((p[i] - p[tl - 1] > r) && tl <= i) tl++;
		
		if (tl <= i && p[i] - p[tl - 1] >= l && p[i] - p[tl - 1] <= r){
			for (int j = tl; j <= i; j++) ans.pb(q[j].second);
			
			return ans;
		}
	}
	
	return ans;
}
/**

3 9 15 21 27 33 39 45

5 25 35 55 65 85 95


*/

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 23 / 23
• Subtask 6: 31 / 31