[SWEA] 파스칼의 삼각형

https://swexpertacademy.com/main/code/problem/problemDetail.do?problemLevel=2&contestProbId=AV5P0-h6Ak4DFAUq&categoryId=AV5P0-h6Ak4DFAUq&categoryType=CODE&problemTitle=&orderBy=FIRST_REG_DATETIME&selectCodeLang=ALL&select-1=2&pageSize=10&pageIndex=1

SW Expert Academy

import java.util.Scanner;
import java.io.FileInputStream;


class Solution
{
	public static void main(String args[]) throws Exception
	{

		Scanner sc = new Scanner(System.in);
		int T=sc.nextInt();

        
		for(int test_case = 1; test_case <= T; test_case++)
		{
                    int N=sc.nextInt();
					int [][]Triangle = new int[N][N];
			System.out.println("#" + test_case);
            for (int i =0; i <N; i++){
                for( int j = 0; j<=i; j++){
                    if(i==j)
                        Triangle[i][j] = 1;
                    else if(j==0)
                        Triangle[i][j] =1;
                    else
                        Triangle[i][j] = Triangle[i-1][j-1] + Triangle[i-1][j];
                    System.out.print(Triangle[i][j] + " ");
                }
                System.out.println();
            }
            
            
		}
	}
}

 

2차원 배열 선언, 삼각형의 좌우 끝일땐 1 고정, 그 외에는 요구한 대로 전 단계의 숫자들 더한 값 넣으면 됨