Submission #385999

#	Time	Username	Problem	Language	Result	Execution time	Memory
385999		ismoilov	Detecting Molecules (IOI16_molecules)	C++14	46 / 100	4 ms	748 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
 
#define all(x) (x).begin(), (x).end()
#define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
#define pb push_back
#define ss second
#define ff first
 
vector<int> find_subset(int l1, int u, vector<int> ww) 
{
	vector <pair<int, int>> w;
	int n = ww.size(), ans = 0;
	fp(i,0,n)
		w.pb({ww[i], i});
	sort(all(w));
	int l = 0, r = 0;
	while(l < n || r < n)
	{
		if(ans < l1)
			ans += w[r].ff, r ++;
		else
			ans -= w[l].ff, l ++;
		if(ans >= l1 && ans <= u)
			break;
	}
	vector <int> x;
	if(ans > u || ans < l1)
		return x;
	fp(i,l,r)
		x.pb(w[i].ss);
	return x;
 
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:7:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    7 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
molecules.cpp:16:2: note: in expansion of macro 'fp'
   16 |  fp(i,0,n)
      |  ^~
molecules.cpp:7:27: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    7 | #define fp(a,i,c) for(int (a) = (i); (a) < (c); (a)++)
      |                           ^
molecules.cpp:32:2: note: in expansion of macro 'fp'
   32 |  fp(i,l,r)
      |  ^~

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31