```java import java.util.ArrayList; import java.util.Collections; import java.util.List; import java.util.Scanner; public class GroupRandomizer { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println("请输入名字，以逗号分隔："); String inputNames = scanner.nextLine(); String[] names = inputNames.split(","); System.out.println("请输入分组数量："); int groupCount = scanner.nextInt(); if (groupCount <= 0 || groupCount > names.length) { System.out.println("无效的分组数量。"); return; } List<String> groupLeaders = randomizeGroups(names, groupCount); System.out.println("随机分组结果："); for (int i = 0; i < groupCount; i++) { System.out.println("组 " + (i + 1) + " 组长：" + groupLeaders.get(i)); } } private static List<String> randomizeGroups(String[] names, int groupCount) { List<String> nameList = new ArrayList<>(); Collections.addAll(nameList, names); Collections.shuffle(nameList); List<String> groupLeaders = new ArrayList<>(); int groupSize = nameList.size() / groupCount; int remainder = nameList.size() % groupCount; for (int i = 0; i < groupCount; i++) { int startIndex = i * groupSize + Math.min(i, remainder); int endIndex = startIndex + groupSize - 1 + (i < remainder ? 1 : 0); groupLeaders.add(nameList.get(startIndex)); } return groupLeaders; } } ``` [2024-07-29 14:19:09 | AI写代码神器 | 477点数解答]