How to write a recursive function that divides two numbers in Kotlin

1 Answer

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fun divide(dividend: Int, divisor: Int): Int {
    // Handle division by zero
    if (divisor == 0) {
        throw IllegalArgumentException("Division by zero is not allowed")
    }

    // Base case: If the dividend is less than the divisor, return 0
    if (dividend < divisor) {
        return 0
    }

    // Recursive case: Subtract divisor from dividend and add 1 to the result
    return 1 + divide(dividend - divisor, divisor)
}

fun main() {
    try {
        // Example usage
        val dividend = 28
        val divisor = 4

        val result = divide(dividend, divisor)
        println("Result of dividing $dividend by $divisor is: $result") // Should print 7
    } catch (e: IllegalArgumentException) {
        println(e.message)
    }
}

   
      
/*
run:
   
Result of dividing 28 by 4 is: 7
  
*/

 



answered Apr 6 by avibootz
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