Swift 프로그래머스 K번째 수

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Problem

 

코딩테스트 연습 - K번째수

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Source Code

 

func solution(_ array:[Int], _ commands:[[Int]]) -> [Int] {
    
    var answer:[Int] = []
    
    for command in commands {
        let i = command[0] - 1
        let j = command[1] - 1
        let k = command[2] - 1
        
        let number = Array(array[i...j]).sorted()[k]
        answer.append(number)
    }
    
    return answer
}

func solution(_ array:[Int], _ commands:[[Int]]) -> [Int] {
    
    var answer:[Int] = []
    
    commands.forEach {
        answer.append(Array(array[$0[0] - 1...$0[1]-1]).sorted()[$0[2]-1])
    }
    
    return answer
}