编写一个随机点名程序，使其能够在全班同学中随机点中某一名同学的名字，要求随机点名具备三个功能，包括储存全班同学姓名，查看全班同学姓名和随机点取其中一人姓名。
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- 小P聊技术 2021-06-02 10:30最佳回答
import java.util.*; public class Random_call { public static String[] name_scan(int num){ int n = 0; int number; number = num; String[] name = new String[number]; while(n < number){ Scanner sc = new Scanner(System.in); String str = sc.next(); name[n] = str; n++; } return name; } public static void print(String[] arrayname){ int num; num = arrayname.length ; String[] array = new String[num]; array = arrayname; //System.out.print("\n"); for(int i = 0;i < num; i++) { System.out.print(array[i]+" "); } } public static String call(String[] arrayname){ Random random = new Random(); int num = arrayname.length; int n = random.nextInt(num); String Name; Name = arrayname[n]; return Name; } public static void main(String[] args) { int num; // 输入总人数 String dianming; num = 4; String[] name = name_scan(num); print(name); dianming = call(name); System.out.print("\n"+"接下来点到的人是：\n"); System.out.print(dianming); } }评论解决 无用打赏举报分享
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