1+3+5+7-------+97+99 = 2500

package basic;
//1+3+5+7-------+97+99 = 2500
public class OddNumberPlus {
	public static void main(String args[]){
		int sum = 0;
		for(int i=1; i<=99; i=i+2){
			sum = sum+i;
		}
		System.out.println(sum);
	}
}