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1、class Teststatic double getMax(double array)double max = array0;for(int i = 1;i arrayi)min = arrayi;return min;static double getAverage(double array)double sum = 0;for(int i = 0;i array.length;+i)sum += arrayi;return sum/array.length;public static void main(String args) double array = 9,1,1,2,3,2,2,
2、56,7,4,3;System.out.println(getMax(array);System.out.println(getMin(array);System.out.println(getAverage(array);import java.util.Arrays;public class Teststatic double getMax(double array)Arrays.sort(array);return arrayarray.length-1;static double getMin(double array)Arrays.sort(array);return array0;static double getAverage(double array)double sum = 0;for(double temp:array)sum += temp;return sum/array.length;public static void main(String args) double array = 56,2,75,3,7,3,6,8,4,34;System.out.println(getMax(array);System.out.println(getMin(array);System.out.println(getAverage(array);
