백준 2439번 별 찍기 - 2

package algo;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class BJ2439 {

public static void main(String[] args) throws NumberFormatException, IOException {
BufferedReader br = new BufferedReader (new InputStreamReader(System.in));
BufferedWriter bw = new BufferedWriter (new OutputStreamWriter(System.out));

int N = Integer.parseInt(br.readLine());

for(int i=1; i<=N; i++) {
for(int j=N-1; j>=i; j--) {
System.out.print(" ");
}
for(int j=1; j<=i; j++) {
System.out.print("*");
}

System.out.println();
}


}

}

 

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