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运行失败
HelloWorld.java:14: error: cannot find symbol
System.out.println("自减后的年龄："+newAge);
^
symbol: variable newAge
location: class HelloWorld
1 error
Wayne_Wang
2019-02-28
3 回答
public class HelloWorld{
public static void main(String[] args) {
int age1=24;
int age2=18;
int age3=36;
int age4=27;
int sum=24+18+36+27;
double avg=sum/4;
int minus=24-18;
int newAge=--age1;
System.out.println("年龄总和："+sum);
System.out.println("平均年龄："+avg);
System.out.println("年龄差值："+minus);
System.out.println("自减后的年龄："+newAge);
}
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=(age1+age2+age3+age4)/4;
int minus=age1-age2;
int newAge=--age1;
System.out.println("年龄总和："+sum);
System.out.println("平均年龄："+avg);
System.out.println("年龄差值："+minus);
System.out.println("自减后的年龄："+newAge);
}
}
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