题解列表

筛选

求函数值 递归极简

importjava.util.Scanner;publicclass求函数值{publicstaticvoidmain(String[]args){Scannersc=newScanner(System.in);intn=sc.nextInt();System.out.println(f(n));}

计算1~N之间所有奇数之和 java

importjava.util.Scanner;publicclass计算1N之间所有奇数之和{publicstaticvoidmain(String[]args){Scannersc=newScanner(System.in);intn=sc.nextInt();inta=0;for(inti=1;

SttringBuilder快速解决拆分位数

```javaimportjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){Scannersc=newScanner(System.in);StringBuildersb=newStringBuilder();in

就两行代码,来看看吧

```javaimportjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){Scannersc=newScanner(System.in);System.out.println(sc.nextLine().repl

边长判断,简单易懂

```javaimportjava.util.Arrays;importjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){Scannersc=newScanner(System.in);int[]arr=newin