用String 打印 split平均分(Print split average score with string)

package com.StringExcrise;public class demo3 {    public static void main(String[] args) {        //数据        String[] Stus = {"销售_数学_12","都是_数学_13","欧欧_数学_42"};        for (int i = 0; i < Stus.length ; i++) {            String s = Stus[i];            System.out.println(s);            String[] s1 = s.split("_");            String name = s1[0];            String fenshu = s1[2];            double avg = (Integer.parseInt(fenshu))/3.0;            System.out.println(name + "的平均分是 "+ avg);        }    }}

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package com.StringExcrise;public class demo3 {    public static void main(String[] args) {        //数据        String[] Stus = {"销售_数学_12","都是_数学_13","欧欧_数学_42"};        for (int i = 0; i < Stus.length ; i++) {            String s = Stus[i];            System.out.println(s);            String[] s1 = s.split("_");            String name = s1[0];            String fenshu = s1[2];            double avg = (Integer.parseInt(fenshu))/3.0;            System.out.println(name + "的平均分是 "+ avg);        }    }}

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