WAP in java to check whether a number is pronic number or not

import java.util.*; class loop { public static void main(String args[]) { Scanner ob=new Scanner(System.in); int a,n=0,k=0; System.out.println("Enter a"); a=ob.nextInt(); for(int i=1;i<=a;i++) { if(a==i*(i+1)) k=1; } if(k==1) System.out.println("Pronic or heteromecic Number"); else System.out.println("not Pronic Number"); } }

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