Submission #290755

#	Time	Username	Problem	Language	Result	Execution time	Memory
290755		groeneprof	Toys (CEOI18_toy)	C++14	59 / 100	151 ms	262148 KiB

toy

#include <bits/stdc++.h>

#define P(a) do{if(debug) cout<<a<<endl;} while(false)
#define H(a) P(#a<<": "<<a)
#define FR(i,a,b) for(int i = (a); i<(b); i++)
#define F(i,n) FR(i,0,n)

const int debug = 1;

using namespace std;
int n;
vector<vector<bool> > dp;

void f(int a){
	if(!dp[a].empty()) return;
	dp[a].assign(a+2,0);
	dp[a][a-1] = true;
	for(int i = 2; i*i<=a;i++) if(a%i == 0){
		f(a/i);
		F(j,a/i){
			dp[a][j+(i-1)] = dp[a][j+(i-1)]||dp[a/i][j];
		}
	}
}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cin>>n;
	dp.resize(n+5);
	f(n);
	cout<<count(dp[n].begin(),dp[n].end(),true)<<endl;
	F(i,n+1){
		if(dp[n][i]) cout<<i<<" ";
	}
	cout<<endl;
	return 0;
}

• Subtask 1: 19 / 19
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 21