50 lines
1.1 KiB
Kotlin
50 lines
1.1 KiB
Kotlin
/*
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* This Kotlin source file was generated by the Gradle 'init' task.
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*/
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package binarySearch
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class Solution {
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fun removeElement(nums: IntArray, target: Int): Int {
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var fast_index :Int = 0
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var slow_index :Int = 0
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while (fast_index < nums.size) {
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if (nums[fast_index] != target) {
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nums[slow_index] = nums[fast_index]
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slow_index++
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}
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fast_index++
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}
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return slow_index
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}
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}
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// 测试用例
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fun main() {
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val nums = intArrayOf(0, 1, 2, 3, 4, 5, 6, 7, 8)
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println("请输入要剔除的数字:")
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val input = readLine()
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// 验证输入有效性
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if (input.isNullOrBlank()) {
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println("错误：未输入任何内容")
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return
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}
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val target = input.toIntOrNull() ?: run {
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println("错误：请输入有效的整数")
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return
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}
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val solution = Solution()
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val result = solution.removeElement(nums, target )
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if (result == -1){
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println("不存在$target")
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}
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else{
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println("删除后数组长度: $result")
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}
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}
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