JAVA数组 排序

public class Ti {
	
public static void main(String[] args){
		
		int[] arrs1 ={12,22,32,42,52,62,72};
		//冒泡排序
		
		for (int i = 0; i < arrs1.length; i++) {
			for (int j = 0; j < arrs1.length - 1; j++) {
				if (arrs1[j] < arrs1[j + 1]) {
					int temp = arrs1[j + 1];
					arrs1[j + 1] = arrs1[j];
					arrs1[j] = temp;
				}
			}
		}
		p(arrs1);
		}

    public static void p(int[] arrs1) {
	    for (int i = 0; i < arrs1.length; i++) {
		System.out.print(arrs1[i] + "  ");
        	}
	System.out.println("最大值~"+arrs1[0]);
	System.out.println("最小值~"+arrs1[6]);
	int a = arrs1[0]+arrs1[1]+arrs1[2]+arrs1[3]+arrs1[4]+arrs1[5]+arrs1[6];
	System.out.println("和~"+a);
	double b = a/7;
	System.out.println("平均值~"+b);
	
}
		
		
  }

　　

public class Pai {
	public static void main(String[] args){
		
		int[] arrs1 ={12,22,32,42,52,62,72};
		//直接排序
		
		
		for( int i=0; i<arrs1.length;i++){
			int indexMax = i;
			for(int j=i + 1;j<arrs1.length;j++){
				if(arrs1[indexMax] < arrs1[j]){
				indexMax = j;
				}
			}
			int temp = arrs1[i];
			arrs1[i] = arrs1[indexMax];
			arrs1[indexMax] = temp;
			
		}
		p(arrs1);
	}
	
	public static void p(int[ ] arrs1) {
		for(int i=0;i<arrs1.length;i++){
			
			System.out.println(arrs1[i]+" ");
		}
		System.out.println();
		
	}

}