/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
		int sum=0;

        for(int i=1;i<101;i++) {
            sum=sum+i;
        }

        System.out.println("1+2+3+…+100 = "+sum);
    
	}
}