[SW Expert Academy] 아바바바 (D3)

https://swexpertacademy.com/main/code/problem/problemDetail.do?contestProbId=AW4Z8x2KAL8DFAQ7&categoryId=AW4Z8x2KAL8DFAQ7&categoryType=CODE&problemTitle=%EC%95%84%EB%B0%94%EB%B0%94%EB%B0%94&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++) {
			long l = sc.nextLong();
			
			long i = (l-1)/2;
			
			System.out.println("#"+tc+" "+(i*i));
		}
		
		
	}
}