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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone
  6. {
  7. 	public static void main (String[] args) throws java.lang.Exception
  8. 	{
  9. 		BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
  10. 		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
  11. 		String s = bf.readLine();
  12. 		int n = Integer.parseInt(s);
  13.  
  14. 		for(int i = 0 ; i < n ; i++) {
  15. 			for(int j = 0 ; j < i ; j++) {
  16. 				bw.write("*");
  17. 			}
  18. 			bw.write("\n");
  19. 		}
  20. 		bw.flush();
  21. 	}
  22. }
Success #stdin #stdout 0.09s 32640KB
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*
**
***
****
https://ideone.com/IsccnF
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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