哪個地方錯了
public class HelloWorld{ public static void main(String[] args){ int num = 999; int count = 0; for(num;num>0;num=num/10)count++; System.out.println("它是個"+count+"位的數(shù)!"); } }為什么我這樣是錯誤的
meBobo
2015-11-03
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2015-11-03
package?Test11_3; public?class?test03?{ public?static?void?main(String[]?args){? int?num;?int?count?=?0;? for(num?=?999;num>0;num=num/10){ count++;? System.out.println("它是個"+count+"位的數(shù)!");? } } }