java基礎高級作業(yè)

1、a=100,40,60,87,34,11,56,0的快速排序、冒泡排a=100,40,60,87,34,11,56,0的快速排序、冒泡排序 public class QuickSort publicvoidi=start,j;/i,jif(arrayjkey)/i+1 處元素交i 1，如大于或等于基元則繼續(xù)循環(huán) quickSort(arraystarti-1);/遞歸調用 quickSort(array, i+1, end);publicvoidpublic sicvoidmain(Stringargs) QuickSort qs=new QuickSort();array=100,40,60

2、,87,34,11,56, a=100,40,60,87,34,11,56,ln(n a=100,40,60,87,34,11,56,ln(n冒泡排序：); fori=0;ia.length;i+) publicclassBinSearchpublic sicvoidmain(Stringargs) BinSearchbs=newBinSearch(); )return-return/return-return/publicmStringpublic sicvoidmain(Stringargs) String a = abcAA;total=for i= 0;i l=v&0 x00FF; t

3、otal += h + l;publicmArrpublicicvoidmain(Stringargs)arr1=10,20,30,arr2=18,29,30,publicmArrpublicicvoidmain(Stringargs)arr1=10,20,30,arr2=18,29,30,0,39,40,56,78,34,0,0,40,56,78,7,5.將一個數組中值=0的項去掉,0的值存入一個新的數組,比如: publicclassRemoveZeropublicicvoidmain(Stringargs)for i=0;ia.length;i+) for i=0,j=0;ia.leng

4、th;i+) for i=0;ia.length;i+) for i=0,j=0;ia.length;i+) 100個人圍成一個圈99程實現/100099 3publicclassCountGamepublic icvoidmain(Stringargs)ewCountGameln(n最后一個人為fori:arr) (i+ 定義10個長度的Student10個Studentfori:arr) (i+ 定義10個長度的Student10個Student全部加110個 publicclassInfopublicicvoidmain(Stringargs)Studentstu=newstu0=new

5、Student( stu1=newStudent( stu2=newStudent( stu3=newStudent( stu4=newStudent( stu5=newStudent( stu6=newStudent( stu7=newStudent( stu8=newstu9=newfor i=0;istu.length;i+) ln(ArrayList方法); ArrayListalist=newalist.add(newStudent( alist.add(newStudent( alist.add(newStudent( alist.add(newStudent( alist.add(newalist.add(new Studentln(ArrayList方法); ArrayListalist=newalist.add(newStudent( alist.add(newStudent( alist.add(newStudent( alist.add(newStudent( alist.add(newalist.add(new Studentob=(Student)alist.get(i); classprivateStringpublicStringgetName() return name;publicvoidsetName(Stringname