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Submission #617551

# Submission time Handle Problem Language Result Execution time Memory
617551 2022-08-01T12:07:39 Z Mr_Husanboy Newspapers (CEOI21_newspapers) C++14
6 / 100
 1 ms 212 KB 
#pragma GCC optimize("Ofast")

#include<bits/stdc++.h>


 
 
using namespace std;
using ll = long long;


 
mt19937 rng(123);
#define ld long double
#define ull unsigned long long 
#define ios ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL)
#define all(a) a.begin(), a.end()
#define ff first
#define ss second
#define vi vector<int>
#define vll vector<ll>
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pld pair<ld,ld>
#define setp(x) setprecision(x)


ll mod=1e9+7;
int inf=1e9;
const int LOGN = 20;
const int MXX=3e5;

const long double PI = 3.1415926535897932384626433832795;
vector<vi> g;






void solve(){
	int n; cin >> n;
	
	cout << "YES\n";
	if(n == 2){
		cout << "2\n1 1";
	}else
	if(n == 3){
		cout << "2\n2 2";
	}else
	if(n%2 == 0){
		cout << 2*n - 3 << '\n';
		for(int i = 2; i <= n; i ++) cout << i << ' ';
		for(int i = 2; i < n; i ++) cout << i << ' ';
	}else{
		cout << 2*n - 1 << '\n';
		for(int i = 1; i <= n; i ++){
			cout << i << ' ';
		}
		for(int i = 1; i < n; i ++) cout << i << ' ';
	}
}

 
int main(){
	int testcases = 1;
//	cin >> testcases;
	while(testcases --){
		solve(); if(testcases) cout << '\n';
	}
}

Subtask #1
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
4 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
5 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
6 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
7 Incorrect 0 ms 212 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #2
6.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
5 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
6 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
7 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
8 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
9 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
10 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
11 Partially correct 1 ms 212 KB Provide a successful but not optimal strategy.
12 Partially correct 1 ms 212 KB Provide a successful but not optimal strategy.
13 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
14 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
15 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
16 Partially correct 1 ms 212 KB Provide a successful but not optimal strategy.
17 Partially correct 1 ms 212 KB Provide a successful but not optimal strategy.
18 Partially correct 1 ms 212 KB Provide a successful but not optimal strategy.
19 Partially correct 1 ms 212 KB Provide a successful but not optimal strategy.
20 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.

Subtask #3
0.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
4 Partially correct 0 ms 212 KB Provide a successful but not optimal strategy.
5 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
6 Partially correct 0 ms 212 KB Failed to provide a successful strategy.
7 Incorrect 0 ms 212 KB Output isn't correct
8 Halted 0 ms 0 KB -