3 回答System.out.println(SEX1+SEX2)错在哪里

1 回答public class HelloWorld{ public static void main(String[] args){ final char SEX1="男"; final char SEX2="女"; System.out.println(SEX1); System.out.println(SEX2); } }

4 回答public class HelloWorld{ public static void main(String[] args) { final String SEX1="man"; final String SEX2="woman"; System.out.println(SEX1); System.out.println(SEX2); } }

3 回答System.out.println(Sex1+"\n"+Sex2);是怎样实现换行的？

2 回答System.out.printf("%c,%C",SEX1,SEX2);