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Submission #244129

# Submission time Handle Problem Language Result Execution time Memory
244129 2020-07-02T16:04:24 Z dCoding Detecting Molecules (IOI16_molecules) C++14
0 / 100
 5 ms 256 KB 
#include <bits/stdc++.h>
#include "molecules.h"

#define F0R(i,n) for(auto i = 0; i < (n); i++)
#define FOR(i,a,b) for(auto i = (a); i <= (b); i++)
#define ROF(i,a,b) for(auto i = (a); i >= (b); i--)
#define pb push_back
#define vi vector<int> 
#define pii pair<int,int>
#define F first
#define S second
#define ll long long

using namespace std;

vi find_subset(int l,int u,vi w) {
	vector<pii> a;
	int n = w.size();
	F0R(i,n) {
		a.pb(make_pair(w[i],i));
	}
	sort(a.begin(),a.end());
	ll pre[n];
	pre[0] = a[0].F;
	FOR(i,1,n-1) pre[i] = pre[i-1]+a[i].F;
	vi ans;
	int lo = 0, hi = n-1;
	bool found = false;


	while(lo <= hi && lo >= 0 && hi < n) {
		ll sum = pre[hi]-pre[lo]+a[lo].F;
		if(sum >= l and sum <= u) {	
			found = true;
			break;
		}
		if(sum > u) lo++;
		else hi--;
	}

	if(!found)return ans;
	FOR(i,lo,hi) ans.pb(a[i].S+1);
	return ans; 
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB OK (n = 1, answer = NO)
2 Correct 4 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 5 ms 256 KB Integer 1 violates the range [0, 0]
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 256 KB Contestant can not find answer, jury can
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB OK (n = 1, answer = NO)
2 Correct 4 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 5 ms 256 KB Integer 1 violates the range [0, 0]
4 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB OK (n = 1, answer = NO)
2 Correct 4 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 5 ms 256 KB Integer 1 violates the range [0, 0]
4 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB OK (n = 1, answer = NO)
2 Correct 4 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 5 ms 256 KB Integer 1 violates the range [0, 0]
4 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB OK (n = 1, answer = NO)
2 Correct 4 ms 256 KB OK (n = 1, answer = NO)
3 Incorrect 5 ms 256 KB Integer 1 violates the range [0, 0]
4 Halted 0 ms 0 KB -