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- import Darwin
- extension Int {
- static func random() -> Int {
- return Int(arc4random())
- }
- static func random(range: Range<Int>) -> Int {
- return Int(arc4random_uniform(UInt32(range.endIndex - range.startIndex))) + range.startIndex
- }
- }
- extension Double {
- static func random() -> Double {
- return drand48()
- }
- }
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