/*使用一位数组解决 1 1 2 3 5 8 13 数列问题 斐波纳契数列 Fibonacci*/

package cn.GM;

public class array {

	public static void main(String[] args) {

		// TODO Auto-generated method stub

		int arr[] = new int[30];

		arr[0] = 1;

		arr[1] = 1;

		for (int i = 2; i < arr.length; i++) {

			arr[i] = arr[i - 1] + arr[i - 2];

			System.out.println(arr[i]);

		}

	}

}

/* 选择法。从小到大排列 */

package cn.GM;

public class yiwei {

	public static void main(String[] args) {

		// TODO Auto-generated method stub

		int[] arr = { 10, 347, 657, 38, 382, 75, 76, 56, 12344, 84654 };

		/* 选择法。从小到大排列 */

		for (int i = 0; i < arr.length - 1; i++) {

			for (int j = i + 1; j < arr.length; j++) {

				if (arr[i] > arr[j]) {

					int temp = arr[i];

					arr[i] = arr[j];

					arr[j] = temp;

				}

			}

		}

		for (int i : arr)

			System.out.println(i);

	}

}

/*冒泡法。从小到大排列*/

package cn.GM;

public class yiwweiM {

	public static void main(String[] args) {

		// TODO Auto-generated method stub

		int[] arr = {10, 347, 657, 38, 382, 75, 76, 56, 12344, 84654};

		/*冒泡法。从小到大排列*/

        for(int i = 0;i < arr.length;i++) {

            for(int j = 0;j < arr.length - 1 -i;j++) {

                if(arr[j] > arr[j + 1]) {

                    int temp = arr[j];

                    arr[j] = arr[j + 1];

                    arr[j + 1] = temp;

                }

            }

        }

        for(int i : arr)

            System.out.println(i);

	}

}

/*人类对象数组——一堆人*/

package cn.GM;

public class personarr {

	public static void main(String[] args) {

		// TODO Auto-generated method stub

		//建数组

		person arr[] = new person[3];

		arr[0] = new person("赵艺",20);

		arr[1] = new person("欧阳娜娜",17);

		arr[2] = new person("房祖名",32);

        for(int x = 0;x < arr.length;x++)

        	arr[x].getInfo();

    }

}

class person{

    private String name;

    private int age;

    public person(String name,int age) {

        this.name = name;

        this.age = age;

    }

    public void getInfo() {

        System.out.println("姓名：" + this.name + " 年龄：" + this.age);

}

}