要求用戶輸入字符,然后在用戶輸入足夠的字符后,將字符數(shù)組轉(zhuǎn)換為字符串并以字符串形式返回。不知道我哪里出了問題,但我認(rèn)為可能是在循環(huán)部分。import java.util.ArrayList;import java.util.List;import java.util.Scanner;public class App { public static void main(String[] args) { Scanner sc = new Scanner(System.in); List<Character> charIn = new ArrayList<Character>(); String word; boolean cond = false; while (!cond) { System.out.print("Please enter a Character: "); charIn.add(sc.next().charAt(0)); if (sc.next() == "0") { cond = true; } } word = charIn.toString(); System.out.println(word); }
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