setting SWIFT_SWIFT3_OBJC_INFERENCE to default
setting SWIFT_SWIFT3_OBJC_INFERENCE to default

raywenderlich/swift-algorithm-club,jawwad/swift-algorithm-club,jawwad/swift-algorithm-club,jawwad/swift-algorithm-club,raywenderlich/swift-algorithm-club,hollance/swift-algorithm-club,raywenderlich/swift-algorithm-club