轻松__________________JAVA
摘要：解题思路:注意事项:参考代码:import java.util.*;
public class M1 {
public static void main(String[] args) {
……
强制转换，如果不对请纠正谢谢
解题思路:注意事项:参考代码:importjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);while(scanner.hasNext())
编写题解 2757: 浮点数向零舍入
importjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){Scannersc=newScanner(System.in);floata=sc.nextFloat();if(a>=0){System.out.pr