这样为何不行
public class HelloWorld{
public static void main(String[] args){
int num = 999;
int count = 0;
for(int i=1;i<=1000000000;i=i*10){
while(num/i!=0)
count++;
if(num/i==0)
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=1;i<=1000000000;i=i*10){
while(num/i!=0)
count++;
if(num/i==0)
break;
}
System.out.println("它是个"+count+"位的数");
}
}
2016-10-14
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