27 lines
684 B
Swift
27 lines
684 B
Swift
import Foundation
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func repString(_ input: String) -> [String] {
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return (1..<(1 + input.count / 2)).compactMap({x -> String? in
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let i = input.index(input.startIndex, offsetBy: x)
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return input.hasPrefix(input[i...]) ? String(input.prefix(x)) : nil
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})
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}
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let testCases = """
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1001110011
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1110111011
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0010010010
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1010101010
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1111111111
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0100101101
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0100100
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101
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11
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00
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1
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""".components(separatedBy: "\n")
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for testCase in testCases {
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print("\(testCase) has reps: \(repString(testCase))")
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}
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