oj.uz

Submission #289388

# Submission time Handle Problem Language Result Execution time Memory
289388 2020-09-02T15:48:51 Z RuDi24 Detecting Molecules (IOI16_molecules) C++14
9 / 100
 1 ms 256 KB 
#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;

std::vector<int> find_subset(int l, int u, std::vector<int> w) {
	vector <int> ans;
	ans.reserve(w.size());
	sort(w.begin(),w.end());
	long long sum = 0;
	int it;
	for(it = 0;it < w.size() && sum + w[it] <= u;it++){
		sum += w[it];
		ans.emplace_back(it);
	}
	// cout<< l << ' ' << u << endl;
	// cout<<sum<<endl;
	// for(int i = 0;i < ans.size();i++) cout<<ans[i]<<' ';
	// cout<<endl;
	// if(sum > u) return vector<int> (0);
	if(sum >= l && sum <= u) return ans;
	for(int i = w.size()-1;i >= it;i--) {

		for(int j = 0;j < ans.size();j++){
			if(sum + (w[i] - w[ans[j]]) <= u && sum + (w[i] - w[ans[j]]) >= l){
				sum+= (w[i] - w[ans[j]]);
				ans[j] = i;
				return ans;
			}
		}
	}
	return vector <int> (0);
}
// int main(){
// 	auto a = find_subset(15, 17, {6, 8, 8, 7});
// 	for(int i = 0;i < a.size();i++){
// 		cout<<a[i]<<' ';
// 	}
// 	cout<<endl;
// 	a = find_subset(14, 15, {5, 5, 6, 6});
// 	for(int i = 0;i < a.size();i++){
// 		cout<<a[i]<<' ';
// 	}
// 	cout<<endl;
// 	a = find_subset(10, 20, {15, 17, 16, 18});
// 	for(int i = 0;i < a.size();i++){
// 		cout<<a[i]<<' ';
// 	}
// 	cout<<endl;

// }

Compilation message

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:11:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   11 |  for(it = 0;it < w.size() && sum + w[it] <= u;it++){
      |             ~~~^~~~~~~~~~
molecules.cpp:23:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |   for(int j = 0;j < ans.size();j++){
      |                 ~~^~~~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 1 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 1 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 1 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 0 ms 256 KB OK (n = 3, answer = YES)
15 Correct 0 ms 256 KB OK (n = 3, answer = YES)
16 Correct 1 ms 256 KB OK (n = 3, answer = NO)
17 Correct 0 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 256 KB OK (n = 100, answer = NO)
19 Correct 0 ms 256 KB OK (n = 100, answer = YES)

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 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 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 1 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 1 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 1 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 0 ms 256 KB OK (n = 3, answer = YES)
15 Correct 0 ms 256 KB OK (n = 3, answer = YES)
16 Correct 1 ms 256 KB OK (n = 3, answer = NO)
17 Correct 0 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 256 KB OK (n = 100, answer = NO)
19 Correct 0 ms 256 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 256 KB Contestant can not find answer, jury can
21 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 1 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 1 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 1 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 0 ms 256 KB OK (n = 3, answer = YES)
15 Correct 0 ms 256 KB OK (n = 3, answer = YES)
16 Correct 1 ms 256 KB OK (n = 3, answer = NO)
17 Correct 0 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 256 KB OK (n = 100, answer = NO)
19 Correct 0 ms 256 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 256 KB Contestant can not find answer, jury can
21 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 1 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 1 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 1 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 0 ms 256 KB OK (n = 3, answer = YES)
15 Correct 0 ms 256 KB OK (n = 3, answer = YES)
16 Correct 1 ms 256 KB OK (n = 3, answer = NO)
17 Correct 0 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 256 KB OK (n = 100, answer = NO)
19 Correct 0 ms 256 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 256 KB Contestant can not find answer, jury can
21 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 1 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 1 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 1 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 1 ms 256 KB OK (n = 3, answer = YES)
12 Correct 0 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 0 ms 256 KB OK (n = 3, answer = YES)
15 Correct 0 ms 256 KB OK (n = 3, answer = YES)
16 Correct 1 ms 256 KB OK (n = 3, answer = NO)
17 Correct 0 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 256 KB OK (n = 100, answer = NO)
19 Correct 0 ms 256 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 256 KB Contestant can not find answer, jury can
21 Halted 0 ms 0 KB -