java数组的和

kx驱动下载•2022-9-27•C•阅读38

public class ChangeArgs {
    public static void main(String[] args) {
        int []arr = {1,3,5,7,9};
        Count03 c = new Count03();
        int sum1 = c.getSum1(arr);
        System.out.println("(1)数组的和："+sum1);
        int sum2 = c.getSum2(arr);
        System.out.println("(2)数组的和："+sum2);
        int sum3 = c.getSum2(1,3,5,7,9);
        System.out.println("(3)数组的和："+sum3);
    }
}

class Count03 {
    public int getSum1(int[] arr) {
        int sum = 0;
        for (int i = 0; i < arr.length; i++) {
            sum += arr[i];
        }
        return sum;
    }


    public int getSum2(int... arr) {
        int sum =0;
        for (int i=0;i欢迎分享，转载请注明来源：内存溢出
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