Java二级操操作题骰子旋转

最新推荐文章于 2024-09-05 20:26:55 发布

原创最新推荐文章于 2024-09-05 20:26:55 发布 · 990 阅读

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CC 4.0 BY-SA版权

本文介绍了一个使用Java编写的简单程序，该程序模拟了骰子旋转500次的过程，并统计了每个面出现的频率。通过随机数生成器确定每次旋转的结果，并利用switch-case结构记录各面出现次数。最后，程序将结果显示在一个弹窗中。

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//*********Found**********
import javax.swing.*;
public class Java_2{
public static void main( String args[] ){
int frequency1 = 0, frequency2 = 0,
frequency3 = 0, frequency4 = 0,
frequency5 = 0, frequency6 = 0, face;
//骰子旋转500次的代码
for ( int roll = 1; roll <= 500; roll++ ) {
face = 1 + (int) ( Math.random() * 6 );
//*********Found**********
switch (face) {
case 1:
++frequency1;
break;
case 2:
++frequency2;
break;
case 3:
++frequency3;
break;
case 4:
++frequency4;
break;
case 5:
++frequency5;
break;
case 6:
++frequency6;
break;
}
}
//*********Found**********
JTextArea outputArea = new JTextArea( 7, 10 );
outputArea.setText(
"面\t频率" +
"\n1\t" + frequency1 +
"\n2\t" + frequency2 +
"\n3\t" + frequency3 +
"\n4\t" + frequency4 +
"\n5\t" + frequency5 +
"\n6\t" + frequency6 );
//*********Found**********
JOptionPane.showMessageDialog( null, outputArea,
"骰子旋转500次",
JOptionPane.INFORMATION_MESSAGE );
//*********Found**********
System.out.println( 0 );
}
}