oj.uz

Submission #1042605

# Submission time Handle Problem Language Result Execution time Memory
1042605 2024-08-03T08:27:01 Z Zicrus Detecting Molecules (IOI16_molecules) C++17
9 / 100
 1 ms 348 KB 
#include <bits/stdc++.h>
#include "molecules.h"
using namespace std;

typedef long long ll;

vector<int> find_subset(int l, int u, vector<int> w) {
    ll tot = 0;
    ll lCnt, hCnt;
    sort(w.begin(), w.end());
    for (auto &e : w) {
        if (tot + e <= u) { tot += e; if (e == w[0]) lCnt++; }
        else {
            if (e != w[0]) hCnt++;
        }
    }
    ll sw = min(lCnt, hCnt);
    ll fin = min(tot + sw, (ll)u);
    ll used = fin - tot;
    vector<int> res;
    if (tot < l) return res;

    ll tot2 = 0;
    ll l2 = used, u2 = used;
    for (int i = 0; i < w.size(); i++) {
        if (tot2 + w[i] <= u) { tot2 += w[i]; res.push_back(i); }
        else {
            if (w[i] == w[0] && l2) { l2--; res.push_back(i); }
            else if (w[i] != w[0] && u2) { u2--; res.push_back(i); }
        }
    }
    return res;
}

Compilation message

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:25:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |     for (int i = 0; i < w.size(); i++) {
      |                     ~~^~~~~~~~~~
molecules.cpp:9:14: warning: 'hCnt' may be used uninitialized in this function [-Wmaybe-uninitialized]
    9 |     ll lCnt, hCnt;
      |              ^~~~
molecules.cpp:9:8: warning: 'lCnt' may be used uninitialized in this function [-Wmaybe-uninitialized]
    9 |     ll lCnt, hCnt;
      |        ^~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB OK (n = 1, answer = NO)
2 Correct 0 ms 344 KB OK (n = 1, answer = NO)
3 Correct 0 ms 348 KB OK (n = 1, answer = YES)
4 Correct 0 ms 344 KB OK (n = 2, answer = YES)
5 Correct 0 ms 348 KB OK (n = 2, answer = YES)
6 Correct 0 ms 348 KB OK (n = 3, answer = YES)
7 Correct 0 ms 348 KB OK (n = 3, answer = YES)
8 Correct 0 ms 348 KB OK (n = 3, answer = YES)
9 Correct 0 ms 348 KB OK (n = 3, answer = YES)
10 Correct 0 ms 348 KB OK (n = 3, answer = YES)
11 Correct 1 ms 348 KB OK (n = 3, answer = YES)
12 Correct 0 ms 348 KB OK (n = 3, answer = YES)
13 Correct 0 ms 348 KB OK (n = 3, answer = NO)
14 Correct 0 ms 348 KB OK (n = 3, answer = YES)
15 Correct 0 ms 348 KB OK (n = 3, answer = YES)
16 Correct 0 ms 348 KB OK (n = 3, answer = NO)
17 Correct 0 ms 348 KB OK (n = 3, answer = NO)
18 Correct 0 ms 344 KB OK (n = 100, answer = NO)
19 Correct 0 ms 348 KB OK (n = 100, answer = YES)

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 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 344 KB OK (n = 1, answer = NO)
2 Correct 0 ms 344 KB OK (n = 1, answer = NO)
3 Correct 0 ms 348 KB OK (n = 1, answer = YES)
4 Correct 0 ms 344 KB OK (n = 2, answer = YES)
5 Correct 0 ms 348 KB OK (n = 2, answer = YES)
6 Correct 0 ms 348 KB OK (n = 3, answer = YES)
7 Correct 0 ms 348 KB OK (n = 3, answer = YES)
8 Correct 0 ms 348 KB OK (n = 3, answer = YES)
9 Correct 0 ms 348 KB OK (n = 3, answer = YES)
10 Correct 0 ms 348 KB OK (n = 3, answer = YES)
11 Correct 1 ms 348 KB OK (n = 3, answer = YES)
12 Correct 0 ms 348 KB OK (n = 3, answer = YES)
13 Correct 0 ms 348 KB OK (n = 3, answer = NO)
14 Correct 0 ms 348 KB OK (n = 3, answer = YES)
15 Correct 0 ms 348 KB OK (n = 3, answer = YES)
16 Correct 0 ms 348 KB OK (n = 3, answer = NO)
17 Correct 0 ms 348 KB OK (n = 3, answer = NO)
18 Correct 0 ms 344 KB OK (n = 100, answer = NO)
19 Correct 0 ms 348 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 348 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 344 KB OK (n = 1, answer = NO)
2 Correct 0 ms 344 KB OK (n = 1, answer = NO)
3 Correct 0 ms 348 KB OK (n = 1, answer = YES)
4 Correct 0 ms 344 KB OK (n = 2, answer = YES)
5 Correct 0 ms 348 KB OK (n = 2, answer = YES)
6 Correct 0 ms 348 KB OK (n = 3, answer = YES)
7 Correct 0 ms 348 KB OK (n = 3, answer = YES)
8 Correct 0 ms 348 KB OK (n = 3, answer = YES)
9 Correct 0 ms 348 KB OK (n = 3, answer = YES)
10 Correct 0 ms 348 KB OK (n = 3, answer = YES)
11 Correct 1 ms 348 KB OK (n = 3, answer = YES)
12 Correct 0 ms 348 KB OK (n = 3, answer = YES)
13 Correct 0 ms 348 KB OK (n = 3, answer = NO)
14 Correct 0 ms 348 KB OK (n = 3, answer = YES)
15 Correct 0 ms 348 KB OK (n = 3, answer = YES)
16 Correct 0 ms 348 KB OK (n = 3, answer = NO)
17 Correct 0 ms 348 KB OK (n = 3, answer = NO)
18 Correct 0 ms 344 KB OK (n = 100, answer = NO)
19 Correct 0 ms 348 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 348 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 344 KB OK (n = 1, answer = NO)
2 Correct 0 ms 344 KB OK (n = 1, answer = NO)
3 Correct 0 ms 348 KB OK (n = 1, answer = YES)
4 Correct 0 ms 344 KB OK (n = 2, answer = YES)
5 Correct 0 ms 348 KB OK (n = 2, answer = YES)
6 Correct 0 ms 348 KB OK (n = 3, answer = YES)
7 Correct 0 ms 348 KB OK (n = 3, answer = YES)
8 Correct 0 ms 348 KB OK (n = 3, answer = YES)
9 Correct 0 ms 348 KB OK (n = 3, answer = YES)
10 Correct 0 ms 348 KB OK (n = 3, answer = YES)
11 Correct 1 ms 348 KB OK (n = 3, answer = YES)
12 Correct 0 ms 348 KB OK (n = 3, answer = YES)
13 Correct 0 ms 348 KB OK (n = 3, answer = NO)
14 Correct 0 ms 348 KB OK (n = 3, answer = YES)
15 Correct 0 ms 348 KB OK (n = 3, answer = YES)
16 Correct 0 ms 348 KB OK (n = 3, answer = NO)
17 Correct 0 ms 348 KB OK (n = 3, answer = NO)
18 Correct 0 ms 344 KB OK (n = 100, answer = NO)
19 Correct 0 ms 348 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 348 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 344 KB OK (n = 1, answer = NO)
2 Correct 0 ms 344 KB OK (n = 1, answer = NO)
3 Correct 0 ms 348 KB OK (n = 1, answer = YES)
4 Correct 0 ms 344 KB OK (n = 2, answer = YES)
5 Correct 0 ms 348 KB OK (n = 2, answer = YES)
6 Correct 0 ms 348 KB OK (n = 3, answer = YES)
7 Correct 0 ms 348 KB OK (n = 3, answer = YES)
8 Correct 0 ms 348 KB OK (n = 3, answer = YES)
9 Correct 0 ms 348 KB OK (n = 3, answer = YES)
10 Correct 0 ms 348 KB OK (n = 3, answer = YES)
11 Correct 1 ms 348 KB OK (n = 3, answer = YES)
12 Correct 0 ms 348 KB OK (n = 3, answer = YES)
13 Correct 0 ms 348 KB OK (n = 3, answer = NO)
14 Correct 0 ms 348 KB OK (n = 3, answer = YES)
15 Correct 0 ms 348 KB OK (n = 3, answer = YES)
16 Correct 0 ms 348 KB OK (n = 3, answer = NO)
17 Correct 0 ms 348 KB OK (n = 3, answer = NO)
18 Correct 0 ms 344 KB OK (n = 100, answer = NO)
19 Correct 0 ms 348 KB OK (n = 100, answer = YES)
20 Incorrect 0 ms 348 KB Contestant can not find answer, jury can
21 Halted 0 ms 0 KB -