oj.uz

Submission #40637

# Submission time Handle Problem Language Result Execution time Memory
40637 2018-02-06T03:46:38 Z leejseo Detecting Molecules (IOI16_molecules) C++
9 / 100
 2 ms 916 KB 
#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long lld;

vector< pair<lld, lld> > L;
lld fr[200002];
lld bk[200002];

vector<int> find_subset(int l, int u, vector<int> w) {
    int N = w.size();
    for (int i=0; i<N; i++){
        L.push_back(make_pair(w[i], i));
    }
    sort(L.begin(), L.end());
    for (int i=0; i<N; i++){
        if (i == 0){
            fr[i] = L[i].first;
            bk[i] = L[N-i-1].first;
            continue;
        }
        else{
            fr[i] = fr[i-1] + L[i].first;
            bk[i] = bk[i-1] + L[N-i-1].first;
        }
    }
    vector<int> ans;
    for (int k=0; k<N; k++){
        if (fr[k] > u) break;
        if (fr[k] >= l && fr[k] <= u){
            for (int i=0; i<=k; i++){
                ans.push_back(L[i].second);
            }
            sort(ans.begin(), ans.end());
            return ans;
        }
        if (bk[k] >= l && bk[k] <= u){
            for (int i=N-1; i>= N-k-1; i--){
                ans.push_back(L[i].second);
            }
            sort(ans.begin(), ans.end());
            return ans;
        }
        if (fr[k] < l && bk[k] > u){
            int f = 0;
            int r = k-1;
            int temp = fr[k];
            while (true){
                f += 1;
                r += 1;
                temp -= L[f-1].first;
                temp += L[r].first;
                if (temp <= u && temp >= l){
                    for (int i=f; i<=r; i++){
                        ans.push_back(L[i].second);
                    }
                    sort(ans.begin(), ans.end());
                    return ans;
                }
            }
        }
    }
    return ans;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB OK (n = 1, answer = NO)
2 Correct 2 ms 356 KB OK (n = 1, answer = NO)
3 Correct 2 ms 464 KB OK (n = 1, answer = YES)
4 Correct 2 ms 572 KB OK (n = 2, answer = YES)
5 Correct 2 ms 808 KB OK (n = 2, answer = YES)
6 Correct 2 ms 808 KB OK (n = 3, answer = YES)
7 Correct 2 ms 808 KB OK (n = 3, answer = YES)
8 Correct 2 ms 808 KB OK (n = 3, answer = YES)
9 Correct 2 ms 808 KB OK (n = 3, answer = YES)
10 Correct 2 ms 808 KB OK (n = 3, answer = YES)
11 Correct 2 ms 808 KB OK (n = 3, answer = YES)
12 Correct 2 ms 808 KB OK (n = 3, answer = YES)
13 Correct 2 ms 808 KB OK (n = 3, answer = NO)
14 Correct 2 ms 808 KB OK (n = 3, answer = YES)
15 Correct 2 ms 808 KB OK (n = 3, answer = YES)
16 Correct 2 ms 808 KB OK (n = 3, answer = NO)
17 Correct 2 ms 884 KB OK (n = 3, answer = NO)
18 Correct 1 ms 916 KB OK (n = 100, answer = NO)
19 Correct 2 ms 916 KB OK (n = 100, answer = YES)

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 916 KB sum of weights should be in [302..304] but it is 252
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB OK (n = 1, answer = NO)
2 Correct 2 ms 356 KB OK (n = 1, answer = NO)
3 Correct 2 ms 464 KB OK (n = 1, answer = YES)
4 Correct 2 ms 572 KB OK (n = 2, answer = YES)
5 Correct 2 ms 808 KB OK (n = 2, answer = YES)
6 Correct 2 ms 808 KB OK (n = 3, answer = YES)
7 Correct 2 ms 808 KB OK (n = 3, answer = YES)
8 Correct 2 ms 808 KB OK (n = 3, answer = YES)
9 Correct 2 ms 808 KB OK (n = 3, answer = YES)
10 Correct 2 ms 808 KB OK (n = 3, answer = YES)
11 Correct 2 ms 808 KB OK (n = 3, answer = YES)
12 Correct 2 ms 808 KB OK (n = 3, answer = YES)
13 Correct 2 ms 808 KB OK (n = 3, answer = NO)
14 Correct 2 ms 808 KB OK (n = 3, answer = YES)
15 Correct 2 ms 808 KB OK (n = 3, answer = YES)
16 Correct 2 ms 808 KB OK (n = 3, answer = NO)
17 Correct 2 ms 884 KB OK (n = 3, answer = NO)
18 Correct 1 ms 916 KB OK (n = 100, answer = NO)
19 Correct 2 ms 916 KB OK (n = 100, answer = YES)
20 Incorrect 1 ms 916 KB sum of weights should be in [302..304] but it is 252
21 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB OK (n = 1, answer = NO)
2 Correct 2 ms 356 KB OK (n = 1, answer = NO)
3 Correct 2 ms 464 KB OK (n = 1, answer = YES)
4 Correct 2 ms 572 KB OK (n = 2, answer = YES)
5 Correct 2 ms 808 KB OK (n = 2, answer = YES)
6 Correct 2 ms 808 KB OK (n = 3, answer = YES)
7 Correct 2 ms 808 KB OK (n = 3, answer = YES)
8 Correct 2 ms 808 KB OK (n = 3, answer = YES)
9 Correct 2 ms 808 KB OK (n = 3, answer = YES)
10 Correct 2 ms 808 KB OK (n = 3, answer = YES)
11 Correct 2 ms 808 KB OK (n = 3, answer = YES)
12 Correct 2 ms 808 KB OK (n = 3, answer = YES)
13 Correct 2 ms 808 KB OK (n = 3, answer = NO)
14 Correct 2 ms 808 KB OK (n = 3, answer = YES)
15 Correct 2 ms 808 KB OK (n = 3, answer = YES)
16 Correct 2 ms 808 KB OK (n = 3, answer = NO)
17 Correct 2 ms 884 KB OK (n = 3, answer = NO)
18 Correct 1 ms 916 KB OK (n = 100, answer = NO)
19 Correct 2 ms 916 KB OK (n = 100, answer = YES)
20 Incorrect 1 ms 916 KB sum of weights should be in [302..304] but it is 252
21 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB OK (n = 1, answer = NO)
2 Correct 2 ms 356 KB OK (n = 1, answer = NO)
3 Correct 2 ms 464 KB OK (n = 1, answer = YES)
4 Correct 2 ms 572 KB OK (n = 2, answer = YES)
5 Correct 2 ms 808 KB OK (n = 2, answer = YES)
6 Correct 2 ms 808 KB OK (n = 3, answer = YES)
7 Correct 2 ms 808 KB OK (n = 3, answer = YES)
8 Correct 2 ms 808 KB OK (n = 3, answer = YES)
9 Correct 2 ms 808 KB OK (n = 3, answer = YES)
10 Correct 2 ms 808 KB OK (n = 3, answer = YES)
11 Correct 2 ms 808 KB OK (n = 3, answer = YES)
12 Correct 2 ms 808 KB OK (n = 3, answer = YES)
13 Correct 2 ms 808 KB OK (n = 3, answer = NO)
14 Correct 2 ms 808 KB OK (n = 3, answer = YES)
15 Correct 2 ms 808 KB OK (n = 3, answer = YES)
16 Correct 2 ms 808 KB OK (n = 3, answer = NO)
17 Correct 2 ms 884 KB OK (n = 3, answer = NO)
18 Correct 1 ms 916 KB OK (n = 100, answer = NO)
19 Correct 2 ms 916 KB OK (n = 100, answer = YES)
20 Incorrect 1 ms 916 KB sum of weights should be in [302..304] but it is 252
21 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB OK (n = 1, answer = NO)
2 Correct 2 ms 356 KB OK (n = 1, answer = NO)
3 Correct 2 ms 464 KB OK (n = 1, answer = YES)
4 Correct 2 ms 572 KB OK (n = 2, answer = YES)
5 Correct 2 ms 808 KB OK (n = 2, answer = YES)
6 Correct 2 ms 808 KB OK (n = 3, answer = YES)
7 Correct 2 ms 808 KB OK (n = 3, answer = YES)
8 Correct 2 ms 808 KB OK (n = 3, answer = YES)
9 Correct 2 ms 808 KB OK (n = 3, answer = YES)
10 Correct 2 ms 808 KB OK (n = 3, answer = YES)
11 Correct 2 ms 808 KB OK (n = 3, answer = YES)
12 Correct 2 ms 808 KB OK (n = 3, answer = YES)
13 Correct 2 ms 808 KB OK (n = 3, answer = NO)
14 Correct 2 ms 808 KB OK (n = 3, answer = YES)
15 Correct 2 ms 808 KB OK (n = 3, answer = YES)
16 Correct 2 ms 808 KB OK (n = 3, answer = NO)
17 Correct 2 ms 884 KB OK (n = 3, answer = NO)
18 Correct 1 ms 916 KB OK (n = 100, answer = NO)
19 Correct 2 ms 916 KB OK (n = 100, answer = YES)
20 Incorrect 1 ms 916 KB sum of weights should be in [302..304] but it is 252
21 Halted 0 ms 0 KB -