import Foundation
// Stdin Inputs: 29 8
let stdin = FileHandle.standardInput
let data = stdin.availableData
let str = String(data: data, encoding: .utf8)!
let arr = str.split(separator: " ")
.map { String($0.unicodeScalars
.filter { CharacterSet.decimalDigits.contains($0) }) }
let sum = Int(arr[0])! + Int(arr[1])!
print(sum)
/*
run:
37
*/