穷举算法实例

public static void main(String[] args) {Scanner sc=new Scanner(System.in);System.out.println("输入头的个数:");int head=sc.nextInt();System.out.println("输入腿的个数:");int foot=sc.nextInt();for(int i=0;i<=head;i++){//假设兔子的数量为iint j=head-i;//鸡的数量if((i*4+j*2)==foot){System.out.println("兔子为:"+i+"只");System.out.println("鸡为:"+j+"只");return;}}System.out.println("无解");}