为什么运行成功输出错误
public class HelloWorld{ public static void main(String[] args){ int num=999; int count=0; while(num>0&&num<999999999) { count++; num/=10; } 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; while(num>0&&num<999999999) { count++; num/=10; } System.out.println("它是个"+count+"位的数!"); } }
2017-09-17
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