public class ExampleFor {
    public static void main(String[] args) {
        int sum = 0;
        
        int i; //Since this is declared before the loop, it will still be "in scope" after the loop
        for (i=1; i<=100; i++) { //i++ could be replaced by i=i+1 
            sum = sum + i;
        }

        System.out.println("The sum from 1 to 100 is "+sum);
        
        
        System.out.println(i);  //NOTE: If i had ben declared in the for, we couldn't do this.
        
    }
}

//Copyright 2010-2017 : Evan Golub