谁能告诉我错那了?为什么一直显示运行成功/输出错误
public class HelloWorld{
public static void main(String[] args){
int num = 999;
int count = 0;
for(;num>0;num=num/10){
count++;
}
System.out.println("它是个"+count+"位的数!");
public class HelloWorld{
public static void main(String[] args){
int num = 999;
int count = 0;
for(;num>0;num=num/10){
count++;
}
System.out.println("它是个"+count+"位的数!");
2019-06-14
举报