URI Online Judge | 1132

Multiples of 13

Adapted by Neilor Tonin, URI Brazil

Timelimit: 1

Write a program that reads two integer numbers X and Y and calculate the sum of all number not divisible by 13 between them, including both.

Input

The input file contains 2 integer numbers X and Y without any order.

Output

Print the sum of all numbers between X and Y not divisible by 13, including them if it is the case.

Input Sample Output Sample

100
200

13954