BigO_N

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package bigo_n;


public class BigO_n {

    public static void main(String[] args) {
       int s1_steps = 0, s2_steps= 0, s3_steps = 0;
       int N;
       System.out.print("Enter an integer value for N: ");
       N = new java.util.Scanner(System.in).nextInt();  //look-anonymous object
       
       int s = 0; s1_steps++;               //s1
       s2_steps++;
       for (int i=1; i<=N; s2_steps++, i++) //s2
       {    
           s = s+i;
           s3_steps++;                      //s3
       }// end for loop
       System.out.printf("S1 executed %d times %n", s1_steps);
       System.out.printf("S2 executed %d times %n", s2_steps);
       System.out.printf("S3 executed %d times %n", s3_steps);
       
    }//end main method
    
}