题解列表

筛选

求长方形面积-题解(Java代码)

```javapublicstaticvoidmain(String[]args){Scannerinput=newScanner(System.in);inta=input.nextInt();intb=input.nextInt();System.out.println("C:"+2*(a+b)+

求圆的面积-题解(Java代码)

```java没啥好说的上代码publicstaticvoidmain(String[]args){Scannerinput=newScanner(System.in);doublea=input.nextDouble();System.out.printf("%.2f",

求平方和-题解(Java代码)

```java超级简单直接上代码publicstaticvoidmain(String[]args){Scannerinput=newScanner(System.in);inta=input.nextInt();intb=input.nextInt();System.out.println((int