[SWEA] 1차원 정원

 

 

[문제]

https://swexpertacademy.com/main/code/problem/problemDetail.do?contestProbId=AX_N3oSqcyUDFARi

SW Expert Academy

 

 

 

[소스 코드]

import java.io.*;
import java.util.*;
public class Solution {
	public static void main(String[] args) throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		StringTokenizer st;
		int T = Integer.parseInt(br.readLine());
		for(int tc=1;tc<=T;tc++) {
			st = new StringTokenizer(br.readLine());
			int n = Integer.parseInt(st.nextToken());
			int d = Integer.parseInt(st.nextToken());
			int result = n / (d*2+1);
			if(n%(d*2+1) != 0) result++;
			System.out.println("#"+tc+" "+result);
		}
	}
}