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阅读下面程序 import javax.swing.JOptionPane; public class BreakLabelTest{public static void main (String args[]){ String output=" "; stop:{ for(int row=1;row<10;row++){for(int column=1;column<=5;column++){ if(row=5)break stop; output+=" * "; } output+="
";} output+="
Loops terminated normally"; } JOptionPane.showMessageDialog( null,output,"用一个标志测试break语句”, JOptionPane.INFORMATION_MESSAGE); System.exit(0); } } 程序运行结果是【 】