public class Test_1 {//求和public int CalcSum(int size){int sum = 0;for(int i = 0; i<size; i++){sum = sum+size;}return sum;}//求平均值public double CalcMean(){double a = 0.0;int size = 5;int s = this.CalcSum(size);a = s/size;return a;}public static void main(String[] args){Test_1 t ...
