已采纳回答 / Mike3414212
public class HelloWorld{ public static void main(String[] args) { int age1=24; int age2=18; int age3=36; int age4=27; int sum=age1+age2+age3+age4; double avg=sum/4.0; int minus=age1-age2; int newAge=--age1; System.out.println("年龄总和:"+sum); ...
2016-09-10