oj.uz

Submission #161597

# Submission time Handle Problem Language Result Execution time Memory
161597 2019-11-03T08:33:25 Z oolimry Toys (CEOI18_toy) C++14
59 / 100
 2638 ms 262148 KB 
#include <bits/stdc++.h>

using namespace std;

bool isPrime(int n)
{
    // Corner cases
    if (n <= 1)  return false;
    if (n <= 3)  return true;

    // This is checked so that we can skip
    // middle five numbers in below loop
    if (n%2 == 0 || n%3 == 0) return false;

    for (int i=5; i*i<=n; i=i+6)
        if (n%i == 0 || n%(i+2) == 0)
           return false;

    return true;
}

int p;
bool comp(int x, int y){
	int xx = 0;
	int yy = 0;
	while(x % p == 0){
		xx++;
		x /= p;
	}
	while(y % p == 0){
		yy++;
		y /= p;
	}
	return xx < yy;
}

vector<vector<int> > adj;
vector<vector<int> > memo;
vector<int> factors;


int main(){
	int n;
	cin >> n;
	
	vector<int> primes;
	for(int i = 1;i <= min(n,100000);i++){
		if(n % i == 0){
			factors.push_back(i);
			factors.push_back(n/i);
		}
	}
	sort(factors.begin(),factors.end());
	factors.erase(unique(factors.begin(),factors.end()),factors.end());
	
	for(int x : factors){
		if(isPrime(x)) primes.push_back(x);
	}
	
	for(int pp : primes){
		p = pp;
		stable_sort(factors.begin(),factors.end(),comp);
	}
	for(int i = 0;i < (int) factors.size();i++){
		vector<int> v;
		adj.push_back(v);
		memo.push_back({});
		//index[factors[i]] = i;
	}
	memo[0].push_back({0});
	for(int i = 0;i < (int) factors.size();i++){
		for(int j = i+1;j < (int) factors.size();j++){
			int x = factors[i];
			int y = factors[j];
			if(y % x == 0){
				int z = y / x;
				if(true){
					adj[j].push_back(i);
					//cout << i << " " << j << "\n";
				}
			}
		}
	}
	vector<int> answer = memo[0];
	for(int i = 1;i < (int) factors.size();i++){
		for(int j : adj[i]){
			int c = factors[i] / factors[j] - 1;
			for(int v : memo[j]){
				memo[i].push_back(v + c);
			}
		}
		answer = memo[i];
		sort(answer.begin(),answer.end());
		answer.erase(unique(answer.begin(),answer.end()),answer.end());
	}
	
	
	//sort(answer.begin(),answer.end());
	//answer.erase(unique(answer.begin(),answer.end()),answer.end());
	cout << answer.size() << "\n";
	for(int x : answer){
		cout << x << " ";
	}
	
}

Compilation message

toy.cpp: In function 'int main()':
toy.cpp:76:9: warning: unused variable 'z' [-Wunused-variable]
     int z = y / x;
         ^

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 380 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 424 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 380 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 424 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 5 ms 760 KB Output is correct
27 Correct 4 ms 632 KB Output is correct
28 Correct 3 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 10 ms 1524 KB Output is correct
32 Correct 6 ms 1016 KB Output is correct
33 Correct 5 ms 764 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
35 Correct 2 ms 256 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 5 ms 836 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 256 KB Output is correct
40 Correct 4 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 256 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 256 KB Output is correct
45 Correct 2 ms 376 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 4 ms 632 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 2 ms 376 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 380 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 424 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 5 ms 760 KB Output is correct
27 Correct 4 ms 632 KB Output is correct
28 Correct 3 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 10 ms 1524 KB Output is correct
32 Correct 6 ms 1016 KB Output is correct
33 Correct 5 ms 764 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
35 Correct 2 ms 256 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 5 ms 836 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 256 KB Output is correct
40 Correct 4 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 256 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 256 KB Output is correct
45 Correct 2 ms 376 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 4 ms 632 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 2 ms 376 KB Output is correct
50 Correct 38 ms 4584 KB Output is correct
51 Correct 31 ms 3928 KB Output is correct
52 Correct 55 ms 6684 KB Output is correct
53 Correct 46 ms 6156 KB Output is correct
54 Correct 19 ms 1392 KB Output is correct
55 Correct 174 ms 21928 KB Output is correct
56 Correct 192 ms 26408 KB Output is correct
57 Correct 83 ms 10568 KB Output is correct
58 Correct 3 ms 256 KB Output is correct
59 Correct 3 ms 256 KB Output is correct
60 Correct 6 ms 1016 KB Output is correct
61 Correct 107 ms 14504 KB Output is correct
62 Correct 9 ms 1592 KB Output is correct
63 Correct 5 ms 764 KB Output is correct
64 Correct 3 ms 256 KB Output is correct
65 Correct 28 ms 3304 KB Output is correct
66 Correct 3 ms 376 KB Output is correct
67 Correct 3 ms 256 KB Output is correct
68 Correct 3 ms 376 KB Output is correct
69 Correct 3 ms 376 KB Output is correct
70 Correct 6 ms 760 KB Output is correct

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 380 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 424 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 5 ms 760 KB Output is correct
27 Correct 4 ms 632 KB Output is correct
28 Correct 3 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 10 ms 1524 KB Output is correct
32 Correct 6 ms 1016 KB Output is correct
33 Correct 5 ms 764 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
35 Correct 2 ms 256 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 5 ms 836 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 256 KB Output is correct
40 Correct 4 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 256 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 256 KB Output is correct
45 Correct 2 ms 376 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 4 ms 632 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 2 ms 376 KB Output is correct
50 Correct 38 ms 4584 KB Output is correct
51 Correct 31 ms 3928 KB Output is correct
52 Correct 55 ms 6684 KB Output is correct
53 Correct 46 ms 6156 KB Output is correct
54 Correct 19 ms 1392 KB Output is correct
55 Correct 174 ms 21928 KB Output is correct
56 Correct 192 ms 26408 KB Output is correct
57 Correct 83 ms 10568 KB Output is correct
58 Correct 3 ms 256 KB Output is correct
59 Correct 3 ms 256 KB Output is correct
60 Correct 6 ms 1016 KB Output is correct
61 Correct 107 ms 14504 KB Output is correct
62 Correct 9 ms 1592 KB Output is correct
63 Correct 5 ms 764 KB Output is correct
64 Correct 3 ms 256 KB Output is correct
65 Correct 28 ms 3304 KB Output is correct
66 Correct 3 ms 376 KB Output is correct
67 Correct 3 ms 256 KB Output is correct
68 Correct 3 ms 376 KB Output is correct
69 Correct 3 ms 376 KB Output is correct
70 Correct 6 ms 760 KB Output is correct
71 Runtime error 2638 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
72 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 380 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 424 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 5 ms 760 KB Output is correct
27 Correct 4 ms 632 KB Output is correct
28 Correct 3 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 10 ms 1524 KB Output is correct
32 Correct 6 ms 1016 KB Output is correct
33 Correct 5 ms 764 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
35 Correct 2 ms 256 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 5 ms 836 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 256 KB Output is correct
40 Correct 4 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 256 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 256 KB Output is correct
45 Correct 2 ms 376 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 4 ms 632 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 2 ms 376 KB Output is correct
50 Correct 38 ms 4584 KB Output is correct
51 Correct 31 ms 3928 KB Output is correct
52 Correct 55 ms 6684 KB Output is correct
53 Correct 46 ms 6156 KB Output is correct
54 Correct 19 ms 1392 KB Output is correct
55 Correct 174 ms 21928 KB Output is correct
56 Correct 192 ms 26408 KB Output is correct
57 Correct 83 ms 10568 KB Output is correct
58 Correct 3 ms 256 KB Output is correct
59 Correct 3 ms 256 KB Output is correct
60 Correct 6 ms 1016 KB Output is correct
61 Correct 107 ms 14504 KB Output is correct
62 Correct 9 ms 1592 KB Output is correct
63 Correct 5 ms 764 KB Output is correct
64 Correct 3 ms 256 KB Output is correct
65 Correct 28 ms 3304 KB Output is correct
66 Correct 3 ms 376 KB Output is correct
67 Correct 3 ms 256 KB Output is correct
68 Correct 3 ms 376 KB Output is correct
69 Correct 3 ms 376 KB Output is correct
70 Correct 6 ms 760 KB Output is correct
71 Runtime error 2638 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
72 Halted 0 ms 0 KB -