import java.util.Scanner;
public class pattern {
public static void main(String args[])
{
int a;
Scanner in = new Scanner(System.in);
System.out.println("masukkan baris:");
a = in.nextInt();
for(int i=1;i<=a;i++)
{
for(int j=1;j<=i;j++)
{
System.out.print("*");
}
System.out.println();
}
}
}
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