String[] i = { "商纣", "杨戬", "夏桀", "褒姒", "白起", "嬴政", "韩信", "赵云", "妲己", "张良", "关羽", "张飞" };
随机匹配为两组数组
每一组的字符串都是在i这个数组了随机抽取,而且不重复,有好的方法实现吗
ps:别吐槽上面的名字
随机匹配为两组数组
每一组的字符串都是在i这个数组了随机抽取,而且不重复,有好的方法实现吗
ps:别吐槽上面的名字
调试欢乐多
public static void main(String[] args) {
List<String> strList = Arrays.asList(new String[] { "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12" });
Collections.shuffle(strList);
String[] strs1 = new String[strList.size() / 2], strs2 = new String[strList.size() / 2];
for (int i = 0; i < strs1.length; i++) {
strs1[i] = strList.get(i);
strs2[i] = strList.get(i + strs1.length);
}
}
int mid=name.length/2;
String[] a=new String[mid];
String[] b=new String[mid];
String tmp=null;
int j=0;
for(int i=name.length;i>mid;i--){
int p=(int) (Math.random()*i);
a[j++]=name[p];
tmp=name[i-1];
name[i-1]=name[p];
name[p]=tmp;
}
int k=0;
for(int i=mid;i>0;i--){
int p=(int) (Math.random()*i);
b[k++]=name[p];
tmp=name[i-1];
name[i-1]=name[p];
name[p]=tmp;
}
for(String xString:a){
System.out.println(xString);
}
for(String xString:b){
System.out.println(xString);
}