我写了这个,但是调试没有报错,也没有结果
public class HelloWorld{
public static void main(String[] args){
int num = 999;
int count = 0;
for(int i=0;i<10;i++)
{
num=num/10;
while(num>0)
count=count+1;
break;
}
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(int i=0;i<10;i++)
{
num=num/10;
while(num>0)
count=count+1;
break;
}
System.out.println("它是个" + count+"位的数!");
}
}
2021-02-19
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