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@dev4dev dev4dev/wat.swift
Last active Mar 1, 2018

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let a = "13"
let b = "13a"
if let a = Int(a), let b = Int(b) {
let result = a + b
print(result) // will print only if b is correct number
} else {
print("fuck you spilberg")
}
let result = (Int(a) ?? 0) + (Int(b) ?? 0)
print(result)
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