JAVA
java
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public class Program {
static void pattern(int n) {
triangle(n,1);
}
static void triangle(int n,int i) {
if (i<=n) {
line(i);
System.out.println();
triangle(n,++i);
}
}
static void line(int n) {
if (n!=0) {
System.out.print('*');
line(--n);
}
}
public static void main(String[] args) {
pattern(5);
}
}
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OUTPUT
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