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- package com.loveCoding.homework.j20250517_method;
- public class T1 {
-
- public static void method(int[] arr){
- int a=0,b=0,c=0;
- for (int i = 0; i < arr.length; i++) {
- if (arr[i] > 0) {
- a++;
- } else if (arr[i] < 0) {
- b++;
- } else{
- c++;
- }
- }
- System.out.println("正数"+a+"个,负数"+b+"个,零"+c+"个");
- }
- public static void main(String[] args) {
- int[] arr = {5, -2, 0, 3, -1, 0, 7};
- method(arr);
- }
- }
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