View Code of Problem 30

import java.util.Scanner;
 
  public class Main{
    public static void main(String[] args){
    	Scanner scan=new Scanner(System.in);
      while(scan.hasNext()){
      	int a=scan.nextInt();
        int sum=0;
        int i;
        for(i=0,i<=a,i++){
        	sum=sum+i;
        }
        
      	
      	System.out.println(sum);
        
    }
    }
  	
  }
/*
Main.java:10: error: not a statement
        for(i=0,i<=a,i++){
                 ^
Main.java:10: error: ';' expected
        for(i=0,i<=a,i++){
                        ^
Main.java:10: error: ';' expected
        for(i=0,i<=a,i++){
                         ^
Main.java:11: error: ')' expected
        	sum=sum+i;
        	         ^
Main.java:20: error: class, interface, or enum expected
  }
  ^
5 errors
*/