알고리즘

백준 알고리즘 2438번: 별 찍기 - 1 - JAVA

zumsim 2022. 12. 8. 16:20
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https://www.acmicpc.net/problem/2438

 

2438번: 별 찍기 - 1

첫째 줄에는 별 1개, 둘째 줄에는 별 2개, N번째 줄에는 별 N개를 찍는 문제

www.acmicpc.net

 

 

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import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.StringTokenizer;
 
public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
        StringTokenizer st = null;
        
        int size = Integer.parseInt(br.readLine());
        
        for(int i=0; i<size; i++) {
            for(int j=0; j<=i; j++){
                bw.write("*");
            }
            bw.write("\n");
        }
        bw.flush();
        bw.close();
    }
}
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