Submission #784551

#	Time	Username	Problem	Language	Result	Execution time	Memory
784551		Trisanu_Das	Toys (CEOI18_toy)	C++17	100 / 100	647 ms	4380 KiB

toy

#include <bits/stdc++.h>
 using namespace std;
 
set<int> ans;
 
void res(int n, int last, int sum) {
	ans.insert(sum + n - 1);
	for(int i = last; i <= n / i; i++) if (n % i == 0) res(n / i, i, sum + i - 1);
}
 
int main() {
	int n; cin >> n;
	res(n, 2, 0);
	cout << ans.size() << '\n';
	for (int x : ans) cout << x << ' ';
	cout << '\n';
}

• Subtask 1: 19 / 19
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 21 / 21