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- RobortYabu第 4 级
- Help, the "Interger.parseInt()" doesn't work...I used this: ⬇️ int age = Integer.parseInt(reader.readLine()); It displayed an error which is "java.lang.NumberFormatException: For input string: "" " when it runs. (My origin codes error I post below) However, when I use this:⬇️ String age=reader.readLine(); Integer.parseInt(age); The age as an a已解决0
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- 答案是符合题目的，为什么会显示错误呢？package zh.codegym.task.task07.task0708; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.List; /* 最长的字符串 */ public class Solution { private static List strings; public static void main(String[] args) throws Exception {正在讨论0
- XJun第 19 级
- This is definately the hardest task I have ever met so far!!!My thought is, as the method removeItemFromMapByValue will delete all the elements which contain the parameter "name" in the original map including the element we are iterating currently, calling removeItemFromMapByValue directly will cause fault by deleting all elements. Thus we need to exclude the已解决2