Write a java program to print the following pattern

1
2 3
4 5 6
7 8 9 10

Answer :

public class Triangle {

 public static void main(String[] args) {
  
  int count=1;
  for(int i=1;i<=4;i++){
   for(int j=1;j<=i;j++){
    System.out.print(count+" ");
    count++;
   }
   System.out.println();
  }

 }

}