Submission #286720


Source Code Expand

#include <iostream>
#include <string>
#include <vector>
#include <cmath>
#include <algorithm>
#include <cstdlib>
#include <ctime>
#include <cstdio>
#include <functional>
#include <set>
#include <queue>
#include <cctype>
#include <climits>

using namespace std;

const long long mod=1000000009;

int main()
{
	int n,k;
	cin>>n>>k;

	if(k<=1+(n-2)/2) cout<<"YES"<<endl;
	else cout<<"NO"<<endl;

	return 0;
}

Submission Info

Submission Time
Task A - 閉路グラフ
User lay20114
Language C++ (G++ 4.6.4)
Score 100
Code Size 434 Byte
Status AC
Exec Time 24 ms
Memory 924 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 4
AC × 30
Set Name Test Cases
Sample subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask0_sample_04.txt
All subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask0_sample_04.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask1_20.txt, subtask1_21.txt, subtask1_22.txt, subtask1_23.txt, subtask1_24.txt, subtask1_25.txt, subtask1_26.txt
Case Name Status Exec Time Memory
subtask0_sample_01.txt AC 21 ms 788 KB
subtask0_sample_02.txt AC 21 ms 804 KB
subtask0_sample_03.txt AC 21 ms 876 KB
subtask0_sample_04.txt AC 22 ms 804 KB
subtask1_01.txt AC 21 ms 804 KB
subtask1_02.txt AC 23 ms 796 KB
subtask1_03.txt AC 22 ms 800 KB
subtask1_04.txt AC 23 ms 800 KB
subtask1_05.txt AC 21 ms 924 KB
subtask1_06.txt AC 22 ms 804 KB
subtask1_07.txt AC 23 ms 792 KB
subtask1_08.txt AC 23 ms 676 KB
subtask1_09.txt AC 22 ms 796 KB
subtask1_10.txt AC 21 ms 792 KB
subtask1_11.txt AC 24 ms 800 KB
subtask1_12.txt AC 23 ms 800 KB
subtask1_13.txt AC 21 ms 800 KB
subtask1_14.txt AC 22 ms 800 KB
subtask1_15.txt AC 22 ms 800 KB
subtask1_16.txt AC 21 ms 916 KB
subtask1_17.txt AC 24 ms 800 KB
subtask1_18.txt AC 21 ms 800 KB
subtask1_19.txt AC 21 ms 796 KB
subtask1_20.txt AC 22 ms 672 KB
subtask1_21.txt AC 21 ms 804 KB
subtask1_22.txt AC 23 ms 804 KB
subtask1_23.txt AC 24 ms 752 KB
subtask1_24.txt AC 23 ms 720 KB
subtask1_25.txt AC 22 ms 800 KB
subtask1_26.txt AC 22 ms 796 KB