哪里錯(cuò)了？
public?class?HelloWorld?{????public?static?void?main(String[]?args)?{ int?age?=?25; if?(age?>=?60)?{ ????System.out.println("老年"); }?else?if?(age?>=?40)?{ ????System.out.println("中年"); }?else?if?(age?>=?18)?{ ????System.out.println("少年"); }?else?if?(age?<?18)?{ ????System.out.ptintln("童年"); ????} ??? }}
2021-09-16
System.out.println("童年")?? println寫成ptintln了