package test;
import java.util.ArrayList;
import java.util.Collection;
import javax.swing.JOptionPane;
public class Ex_11{
// final static Collection <Money>MoneyArray = new ArrayList<Money>();
final static Integer[] MONEY = { 10000, 5000, 1000, 500, 100, 50, 10, 5, 1 };
final static String[] WORTH = { "一百元", "五十元", "十元", "五元", "一元", "五角", "一角",
"五分", "一分" };
final static Integer ZERO = 0;
static Integer i = 0;
static Integer amount;
static Integer[] C;
public static void main(String args[]) {
String amountString = JOptionPane.showInputDialog(null, "请输入钱数",
"整钱兑零", JOptionPane.QUESTION_MESSAGE);
double a = Double.parseDouble(amountString);
a = a * 100;
amount = (int) a;
C = new Integer[MONEY.length];
while (Cal(MONEY[i])) {
}
}
public static Boolean Cal(Integer m) {
if (amount <= ZERO) {
int c = 0;
for (Integer in : C) {
System.out.println(C[c] + "个" + WORTH[c]);
++c;
}
System.out.println();
return false;
} else if (amount >= m) {
amount = amount - m;
if (C[i] != null)
C[i] = C[i] + 1;
else
C[i] = 1;
// System.out.println(c + "个" + WORTH[i]);
return true;
} else {
i = i + 1;
// c = 0;
return true;
}
}
}
这段代码为什么编译没问题，运行时报错？
错误如下：
Exception in thread "main" java.lang.NoClassDefFoundError: Ex_11 (wrong name: t
st/Ex_11)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$000(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
Could not find the main class: Ex_11. Program will exit.
