[SW Expert Academy] 등차수열 만들기 (D3)

https://swexpertacademy.com/main/code/problem/problemDetail.do?contestProbId=AYo-e9EKmGoDFAQI&categoryId=AYo-e9EKmGoDFAQI&categoryType=CODE&problemTitle=%EB%93%B1%EC%B0%A8%EC%88%98%EC%97%B4&orderBy=FIRST_REG_DATETIME&selectCodeLang=ALL&select-1=&pageSize=10&pageIndex=1

SW Expert Academy

 

 

import java.util.Scanner;

class Solution {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);

		int t = sc.nextInt();

		for (int tc = 1; tc <= t; tc++) {
			int x = sc.nextInt();
			int y = sc.nextInt();
			int z = sc.nextInt();
			
			double diff = (x+z)*0.5; // /2가 아니라 *0.5에 유의
			
			//System.out.println(diff);
			
			System.out.println("#"+tc+" "+Math.abs(y-diff));
		}
		
	}
}

 

https://velog.io/@mooh2jj/JAVA-double%EC%99%80-float%EC%9D%98-%EC%B0%A8%EC%9D%B4%EC%A0%90

[Java] double와 float의 차이점

 

 

등차중항을 구한다.