Petryk finds solving simple problems like finding the sum of two numbers quite dull. To challenge him, his programming teacher has given him a more interesting task:
You are provided with three integers: , , and . Your task is to determine if any one of these numbers is equal to the sum of the other two.
The input consists of a single line with three integers , , and (0 \leq a, b, c \leq 100).
Print «Yes» if there is such a number; otherwise, print «No» (without quotes).
Example 1
Example 2
Example 3